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Article III: Special & Overlay District Regulations

Note to Users: Disclaimer: The online “unofficial” version of the 1999 Montgomery County Zoning Ordinance is being provided as a public service and includes materials (charts, technical data sheets, additional definitions, and diagrams) not found in the printed version of the ordinance. In addition, differences in order, punctuation, and numbering between the printed version and the online version may exist. For these reasons, the printed (hardcopy) version of the 1999 Montgomery County Zoning Ordinance, available from the Montgomery County Department of Planning and Inspections, is the controlling legal authority. Please be advised that the information contained in the online version of the 1999 Montgomery County Zoning Ordinance is subject to constant change and that Montgomery County, its agents, consultants, contractors, or employees collectively referred to as "the County" do not guarantee that the information presented is accurate or complete. Additional information provided in the online version, either through links or editorial addendum (all red text), are meant only as additional educational and public information resources and have no legal authority (ed.).

Zoning Amendment Chart

 

Text color indicates proposed changes in the ordinance

Division A SPECIAL DISTRICTS

§10-33. PIN PLANNED INDUSTRIAL DISTRICT

(1) Purpose

(2) Qualifying Lands

(3) Uses Permitted By Right

(4) Uses Permitted By Special Use Permit

(5) Lot Requirements

(6) Building Requirements

(7) Use Limitations

§10-34 PUD-COM PLANNED UNIT DEVELOPMENT COMMERCIAL

(1) Purpose

(2) Qualifying Lands

(3) Uses Permitted By Right

(4) Uses Permitted By Special Use Permit

(5) Lot Requirements

(6) Building Requirements

(7) Use Limitations

§10-35 PUD-RESIDENTIAL PLANNED UNIT DEVELOPMENT-RESIDENTIAL

(1) Purpose

(2) Qualifying Lands

(3) Uses Permitted By Right

(4) Uses Permitted By Special Use Permit

(5) Lot Requirements

(6) Building Requirements

(7) Use Limitations

§10-36 PMR PLANNED MOBILE HOME RESIDENTIAL PARK

(1) Purpose

(2) Qualifying Lands

(3) Uses Permitted By Right

(4) Uses Permitted By Special Use Permit

(5) Lot Requirements

(6) Building Requirements

(7) Use Limitations


 

Division B OVERLAY DISTRICTS

 

§10-37 FPO FLOOD DAMAGE PREVENTION OVERLAY

(1) Purpose

(2) Authority

(3) Compliance and Liability

(4) Qualifying/Regulated Lands

(5) District Boundary Changes

(6) Uses Permitted By Right

(7) Use Limitations

(8) Special Variance Factors

§10-38 ASO AIRPORT SAFETY OVERLAY

(1) Purpose

(2) District Boundaries

(3) Uses Permitted By Right

(4) Uses Permitted By Special Use Permit

(5) Building and Lot Requirements

(6) Variances

(7) Special Use Permits and Zoning Map Amendments

§10-39 177 CO ROUTE 177 CORRIDOR OVERLAY DISTRICT

(1) Purpose

(2) Qualifying /Regulated Lands

(3) Uses Permitted By Right

(4) Uses Permitted By Special Use Permit

(5) Lot Requirements

(6) Building Requirements

(7) Use Limitations

(8) Additional Standards

(9) Special Variance Factors

§10-40 RSE-COM- RINER SHAWSVILLE ELLISTON COMMERCIAL OVERLAY

(1) Purpose

(2) Qualifying Lands

(3) Uses Permitted By Right

(4) Uses Permitted By Special Use Permit

(5) Lot Requirements

(6) Building Requirements

(7) Use Limitations

 


 

Division A: Special Districts

 

§10-33. PIN Planned Industrial

(1) Purpose

This district is established to provide for economic development and job opportunities by accommodating certain light industrial and business uses and related uses with limited environmental and visual impact that wish to locate in an area of like uses, all to be developed and operated according to standards that will ensure maintenance of a park-like atmosphere. Activities in PIN districts shall have limited traffic and other impacts on uses in other districts through proper location on major streets, adherence to Ordinance performance standards and provision of open space and physical buffers as prescribed.

(2) Qualifying Lands

Lands qualifying for inclusion in the PIN zoning district shall be PIN on the date of passage of this Ordinance, or other lands within areas mapped as Urban Expansion or Rural Expansion in the Comprehensive Plan which are served by or planned for connections to public sewer and water. The minimum area required to create a district shall be five (5) acres of total contiguous land.

(3) Uses Permitted by Right

The following uses are permitted by right, subject to compliance with all approved plans and permits, development standards and performance standards contained in this Ordinance:

(a) Animal hospital
(b) Assembly of electrical appliances, electronic instruments and devices, radios and phonographs, including the manufacture of small parts
(c) Business or trade school
(d) Cabinets, furniture and upholstery shop
(e) Cemetery, mausoleum or memorial park
(f) Civic club
(g) Conference or training center
(h) Crematorium
(i) Day care facility / center
(j) Equipment sales and service
(k) Financial services
(l) Fire, police, rescue facility
(m) Flex-industrial uses
(n) Homeless shelter
(o) Hotel, motel
(p) Laboratory, pharmaceutical or medical
(q) Laundry, dry cleaning plant
(r) Manufacture of musical instruments, toys, novelties, rubber and metal stamps
(s) Manufacture of pottery and figurines or other similar ceramic products, using only previously pulverized clay and kilns fired only by electricity or gas
(t) Manufacturing, compounding, processing, packaging or treatment of such products as bakery goods, candy, cosmetics, dairy products, drugs, perfumes, pharmaceuticals, perfumed toilet soap, toiletries, food and tobacco products
(u) Mini warehouse
(v) Monument stone works
(w) Office, administrative, business or professional
(x) Park and ride lot
(y) Pet, household
(z) Post office
(aa) Printing service
(bb) Public utility lines, other
(cc) Public utility lines; water or sewer
(dd) Public utility substation
(ee) Research, experimental, testing or development activity
(ff) Retail sales and service incidental to any other permitted use
(gg) Storage warehouse
(hh) Telecommunication tower, attached
(ii) Veterinary service
(jj) Wholesale business

(4) Uses Permitted by Special Use Permit

The following uses may be permitted by the Board of Supervisors as special uses, subject to the requirements of this Ordinance:

(a) Airport
(b) Farm machinery sales and service
(c) Feed and seed store and mill
(d) Kennel, indoor
(e) Motor vehicles rentals
(f) Public utility plant, other
(g) Public utility plant, water or sewer treatment plant
(h) Recreation, commercial
(i) Recycling facility
(j) Shooting range, indoor
(k) Telecommunication tower, freestanding
(l) Use listed in subsection 10-33(3), if a manufacturing process is to take place outside
(m) Uses similar to (1) through (12) above

(5) Lot Requirements

(a) Minimum Lot Area:

One (1) acre except for public utility or public water or sewer installations which shall be in accordance with the Montgomery County Subdivision Ordinance

(b) Lot Access:

Lots shall be accessed from a road in the VDOT system or from a hard-surfaced road designed by a Professional Engineer to accommodate projected volumes, loads and vehicle types and approved by the Zoning Administrator and the Fire Marshall. Lot access shall avoid impact on residential subdivisions from primary access and through traffic.

(c) Maximum Coverage by Buildings: Fifty (50) percent.

(d) Minimum Width:

100 feet.. Width requirements for public utility or public water or sewer installations which shall be in accordance with the Montgomery County Subdivision Ordinance

(6) Building Requirements

(a) Minimum Yards:

1. Front: Fifty (50) feet when opposing street frontage is Residential district; thirty-five (35) feet otherwise

2. Side: Thirty-five (35) feet when adjacent lot is Residential district; ten (10) feet otherwise.

3. Rear: Thirty-five (35) feet when adjacent lot is Residential district; ten (10) feet otherwise.

(b) Maximum Building Height: Fifty (50) feet.

(7) Use Limitations

(a) Notwithstanding other buffer, landscaping and screening requirements of this Ordinance, outside storage areas for materials, equipment or trash must be screened from adjacent streets or from adjacent land not zoned for industrial use. The purpose of such screening shall be to substantially reduce, but not necessarily eliminate, public views of outside storage areas. Acceptable screening shall be subject to approval by the zoning administrator.

(b) Off-street parking and loading must be provided in accordance with §10-44.

(c) All manufacturing operations must take place within a completely enclosed building, unless permission for outside operations is specifically granted by the Board of Supervisors in a special use permit.

All performance standards of this Ordinance shall be met by the owner, applicant or user.

§10-34. PUD-COM Planned Unit Development-Commercial District

(1) Purpose

This district is established to provide for the development of planned commercial areas that incorporate a variety of commercial uses as well as residential development. This district is intended to allow greater flexibility than is generally possible under conventional zoning district regulations. The PUD-COM district encourages ingenuity, imagination, and high quality design on the part of the developer. It is intended that multiple access to existing public roads be discouraged and that development and access be oriented toward an internal road system that has carefully planned intersections with existing public roads. PUD-COM districts should result in well planned unit developments that contain a mix of commercial and residential development that is harmonious with existing site conditions, adjacent land uses, well landscaped, and safe and efficient for pedestrians and vehicles.

(2) Qualifying Lands

Lands qualifying for inclusion in the district shall be PUD-COM on the date of passage of this Ordinance, or other lands within areas mapped as Urban Expansion or Rural Expansion in the Comprehensive Plan which are served by or planned for connections to public sewer and water. The minimum area required to create a district shall be five (5) acres of total contiguous land.

(3) Uses Permitted by Right

The following uses are permitted by right, subject to compliance with all approved plans and permits, development standards and performance standards contained in this Ordinance and with all other applicable regulations:

(a) Apartment as accessory use
(b) Assembly of electrical, electronic devices, less than 3000 sq. ft. floor are
(c) Automotive, light truck, sales, service, rental and repair
(d) Building material sales
(e) Business or trade school
(f) Cabinet shop, furniture, upholstery, craft industry of less than 3000 sq. ft.
(g) Cemetery
(h) Church
(i) Civic club
(j) Conference or training center
(k) Convenience store, without motor fuel sales
(l) Crematorium
(m) Custom meat cutting, processing and sales (excluding slaughtering)
(n) Day care facility / center
(o) Equipment sales and service
(p) Financial services
(q) Fire, police, rescue facility
(r) Funeral home
(s) General store, convenience store without motor fuel sales
(t) Homeless shelter
(u) Hospital, medical center, emergency care
(v) Hotel, motel
(w) Library
(x) Medical care facility
(y) Motor vehicle rentals
(z) Movie theater
(aa) Office, administrative, business or professional
(bb) Park
(cc) Park and ride lot
(dd) Pet, household
(ee) Post office
(ff) Printing service
(gg) Public utility lines, other
(hh) Public utility lines, water or sewer
(ii) Radio station, excluding tower
(jj) Recreation club
(kk) Recreation establishment
(ll) Recycling collection point
(mm) Restaurant
(nn) Retail sales and services
(oo) School
(pp) Shopping center
(qq) Senior living facilities
(rr) Telecommunication tower, attached
(ss) Veterinary practice, animal hospital

 

(4) Uses Permitted by Special Use Permit

The following uses may be permitted by the Board of Supervisors as special uses, subject to the requirements of this Ordinance and with all other applicable regulations:

(a) Assembly of electrical, electronic devices, greater than 3000 sq. ft. floor area
(b) Building greater than fifty (50) feet in height
(c) Convenience store with gasoline sales
(d) Dwelling unit, as transition with adjoining residential district
(e) General store, convenience store with motor fuel sales
(f) Golf driving range, miniature golf and similar outdoor recreation
(g) Kennel
(h) Mini-warehouse
(i) Mobile home, Class A or B
(j) Motor vehicles rentals
(k) Public utility plant, other
(l) Public utility plant, water or sewer
(m) Public utility substation
(n) Public water or sewer treatment plant
(o) Recycling facility
(p) Service station
(q) Telecommunication tower, freestanding
(r) Other use types that are not listed above and that are determined to be appropriate and compatible with the proposed development and surrounding uses may be specifically approved in concurrent rezoning and special use permit applications or in a subsequent special use permit application.

(5) Lot Requirements

(a) Minimum Width: .

Twenty five (25) feet for existing lots, fifty (50) feet otherwise, at the setback line of the front yard. Width requirements for public utility or public water or sewer installations which shall be in accordance with the Montgomery County Subdivision Ordinance

(b) Minimum Lot Area, Density;

  1. Lot Area shall be determined by designation of one or more Base District (Article II) designations from the GB or an R district on each land bay in the approved Concept Development Plan. Variations from Base District lot area may be permitted by the Board of Supervisors in cases where amenities and landscaping/open space quantities in excess of Zoning Ordinance minimum requirements are provided as part of approval of the Concept Development Plan.
  2. Density on non-residential portions of the project shall be a maximum of 0.40 Floor Area Ratio in Urban Expansion areas and 0.25 Floor Area Ratio in Rural Expansion areas. Density on residential portions of the project shall not exceed six (6) dwelling units per net acre in Urban Expansion areas and two (2) dwelling units per acre in Rural Expansion areas. No variations may be permitted.

(c) Lot Access:

    Lots shall be accessed from a road in the VDOT system or from a hard-surfaced road designed by a Professional Engineer to accommodate projected volumes, loads and vehicle types and approved by the Zoning Administrator and the Fire Marshall. Additional standards-see §10-34(7).

(d) Maximum Coverage by Buildings: : Seventy (70) percent.

(e) Minimum Width:

Width shall be determined by designation of a Base District designation from the GB or an R district on each land bay in the approved Concept Development Plan.

(6) Building Requirements

(a) Minimum Yards

Yards shall be determined by designation of a Base District designation from the GB or an R district on each: land bay in the approved Concept Development Plan

(b) Maximum Building Height: Fifty (50) feet

(c) Variations Permissible

Variations from Base District Width, Setbacks and/or Yards may be permitted by the Board of Supervisors with reference to §10-34(7) in cases where amenities and landscape/open space quantities in excess of minimum Zoning Ordinance requirements are provided as part of approval of the Concept Development Plan.

(7) Use Limitations

(a) Public water and wastewater services are required for all development in the PUD-COM district.

(b) The maximum area for residential uses shall be 25% of the net area of the project

(c) Off-street parking and loading must be provided in accordance with Section §10-44

(d) Commercial and/or Office Criteria.

  1. Commercial and office uses shall be screened and landscaped as for Base Districts in accord with the Buffer/Landscape Matrix.
  2. Safe and convenient pedestrian access is required between the residential, commercial, and office uses within the project; and
  3. Commercial and office uses shall be oriented away from adjoining residential uses and access shall not be provided through residential areas.
  4. Lighting shall be designed and arrange to be oriented away from adjacent residential uses.

(e) Width, Setbacks and Yards.

Minimum requirements for width, setbacks and/or yards other than as for Base Districts (and as established in §10-33(6) shall be specifically established during the review and approval of the Concept Development Plan. The following guidelines shall be used in establishing any width, setback and/or yard building spacing variations from requirements of §10-33(6). Variations shall not:

  1. impair safety from the standpoint of fire and rescue access to properties;
  2. increase danger or probability of accidents involving vehicles and/or pedestrians;
  3. be done with the major purpose to decrease development costs; and
  4. be done when the effect is to decrease privacy, adequacy of light and air, or buffering beyond Base District regulations’ effects;
  5. abrogate the principal that sides of structures located on and backing up to the outer perimeter of the project shall conform to the setback and yard requirements of the adjoining district or the setbacks established in the project, whichever is greater.

(f) Streets.

  1. Streets serving dwellings shall be subject to the standards of the PUD-RES district.
  2. Public streets shall be designed and constructed in accordance with the minimum standards of the Virginia Department of Transportation.
  3. Privately owned and maintained streets may be approved, provided:
    1. All required parking is off street and designated areas of off-street parking are provided that are in excess of and complementary to private driveways;
    2. A plan is submitted and approved for fire/rescue/law enforcementemergency access, snow clearance;
    3. The private streets are not through streets;
    4. The private streets are developed to a pavement section equal to VDOT standard for the projected traffic volume and to a geometric standard meeting County requirements.
    5. The minimum width of the streets is eighteen (18) feet or wider exclusive of any on-street parking based on the projected vehicle trips per day for the streets;
    6. The right-of-way for all private streets shall be dedicated to the PUD property owners association; and
    7. Deeds for property abutting the private street must state that the street is private and will not be maintained by the state or county. If the property owners association officially petitions to dedicate the necessary right-of-way to the state or county it must be at no cost to the state or county and the associations shall pay the full cost to bring the street up to state standards.

(g) Commercial Open Space

    A minimum of fifteen (15) percent of the net area of the non-residential portions of the development, including all required landscape and buffer areas shall be permanently reserved as common open space

(h) Residential Open Space

If the PUD-COM district contains a residential component, open space and recreation facilities shall be provided as for PUD-RES with the exception that required contiguous open space can be reduced relative to the scale of the residential component.

§10-35. PUD-RES Planned Unit Development-Residential District.

(1) Purpose

This district is established to provide for the development of planned residential communities that incorporate a variety of housing options as well as commercial and office uses. This district is intended to allow greater flexibility than is generally possible under conventional zoning district regulations. This district is intended to encourage ingenuity, imagination, and high quality design on the part of the developer. The end result of design is to support a superior neighborhood environment and promote a sense of community. The protection of important natural and cultural resources is to be accomplished in exchange for development flexibility and economies. Design must have equal or less impact on surrounding areas than a standard residential district.

(2) Qualifying Lands

Lands qualifying for inclusion in the district shall be PUD-RES on the date of passage of this Ordinance, or other lands within areas mapped as Urban Expansion or Rural Expansion in the Comprehensive Plan which are served by or planned for connections to public sewer and water. The minimum area required to create a district shall be fifty (50) net acres of total contiguous land.

(3) Uses Permitted by Right

The following uses are permitted by right, subject to compliance with all approved plans and permits, development standards and performance standards contained in this Ordinance:

(a) Cemetery
(b) Church
(c) Civic club
(d) Conference or training center
(e) Congregate care facility
(f) Convenience store, without motor fuel sales
(g) Day care facility / center
(h) Dwelling, multi-family (apartment);
(i) Dwelling, single -family;
(j) Dwelling, single-family attached (townhouse);
(k) Dwelling, two-family (duplex)
(l) Financial services
(m) Fire, police and rescue station
(n) Funeral home
(o) Golf course
(p) Group home
(q) Home occupation (new)
(r) Hospital and associated professional office
(s) Library
(t) Medical care facility
(u) Mobile home, Class A
(v) Nursing home
(w) Office, administrative, business or professional
(x) Park, lighted or unlighted
(y) Pet, household
(z) Playground, lighted or unlighted
(aa) Post office
(bb) Public facility
(cc) Public utility lines, other
(dd) Public utility lines, water or sewer
(ee) Recreation establishment
(ff) Recycling collection point
(gg) Restaurant with gross floor area of less than two thousand (2,000) sq. feet
(hh) Retail sales and services
(ii) School
(jj) Senior living facility
(kk) Telecommunication tower, attached

(4) Uses Permitted by Special Use Permit

Other use types that are not listed above and that are determined to be appropriate and compatible with the proposed development and surrounding uses may be specifically approved in concurrent rezoning and special use permit applications or in a subsequent special use permit application.

(5) Lot Requirements

(a) Minimum Lot Area, Density;

  1. Lot Area shall be determined by designation of one or more Base District (Article II) designations on each land bay in the approved Concept Development Plan. Variations from Base District lot area may be permitted by the Board of Supervisors in cases where amenities and open space quantities in excess of Zoning Ordinance minimum requirements are provided as part of approval of the Concept Development Plan.
  2. Density shall be a maximum of four (4) dwelling units per net residential acre in Urban Expansion areas and two (2) dwelling units per net residential acre in Rural Expansion areas. No variations are permitted.

(b) Lot Access:

Lots shall be accessed from a road in the VDOT system or from a hard-surfaced road designed by a Professional Engineer to accommodate projected volumes, loads and vehicle types and approved by the Zoning Administrator and the Fire Marshall. Additional standards-see §10-35(7).

(c) Maximum Coverage by Buildings: Twenty (20) percent.

(d) Minimum Width

Minimum width shall be determined by designation of a Base District designation on each: land bay in the approved concept development plan

(6) Building Requirements

(a) Minimum Yards:

Yards shall be determined by designation of a Base District designation on each: land bay in the approved Concept Development Plan.

(b) Maximum Building Height: Thirty-five (35) feet in height unless authorized by special use permit.

(c) Variations Permissible

Variations from Base District Width, Setback and or Yards may be permitted by and at the sole discretion of the Board of Supervisors in cases where amenities and open space quantities in excess of Zoning Ordinance minimum requirements are provided as part of approval of the Concept Development Plan and where intent of provisions of §10-35(7) are met.

(7) Use Limitations

(a) Public water and wastewater services are required for all development in the PUD-RES district.

(b) Off-street parking and loading must be provided in accordance with §10-44.

(c) Commercial and/or Office Criteria.

  1. The maximum area for commercial and/or office uses shall be ten (10) percent of the net area of the project.
  2. Commercial and office uses shall be screened and landscaped as for Base Districts in accord with the Buffer/Landscape Matrix.
  3. Construction of commercial and office uses shall not begin until twenty-five (25) percent of the residential units or two hundred and fifty twenty (220) dwelling units, whichever is less, of the total project have been issued certificates of occupancy;
  4. Safe and convenient pedestrian access is required between the residential, commercial, and office uses within the project; and
  5. Commercial and office uses shall be oriented away from adjoining residential uses and access shall avoid impact on residential subdivisions from primary access and through traffic.
  6. Lighting shall be designed and arranged to be oriented away from adjacent residential uses.

(d) Open-space criteria.

  1. A minimum of twenty (20) percent of the total gross area of the development shall be reserved as common open space and/or recreational areas.
  2. A minimum of twenty thousand (20,000) square feet of usable, active recreation space shall be contiguous. Trails and walkways shall not be included in this calculation.
  3. Common open space shall not include existing and/or proposed street rights-of-way, parking areas as required or established under a County ordinance, driveways, or sites reserved for schools or places of religious assembly.
  4. Common open space shall be arranged in a fashion to allow all residential areas within the development pedestrian access to the open space.
  5. A minimum of thirty (30) percent of the common open space should be suitable for active recreational usage such as playgrounds, ballfields, bike paths, and trails. Suitable active open space should be of usable size, shape, location, and topography. A minimum of $200 per dwelling unit (1997 dollars) shall be expended on active recreation facilities not including site preparation.

(e) Width, Setbacks and Yards.

  1. Minimum requirements for width, setbacks and/or yards other than as for Base Districts (and as established in §10-35(6) shall be specifically established during the review and approval of the Concept Development Plan. The following guidelines shall be used in establishing any width, setback and/or yard building spacing variations from requirements of §10-35(6). Variations shall not:
    1. impair safety from the standpoint of fire and rescue access to properties;
    2. increase danger or probability of accidents involving vehicles and/or pedestrians;
    3. be done with the major purpose to decrease development costs; and
    4. be done when the effect is to decrease privacy, adequacy of light and air, or buffering beyond Base District regulations’ effects;
    5. abrogate the principal that sides of structures located on and backing up to the outer perimeter of the project shall conform to the setback and yard requirements of the adjoining district or the setbacks established in the project, whichever is greater.

(f) Streets.

  1. Streets serving single family attached dwellings, multi family dwellings, commercial and office uses may be dedicated to public use or may be retained under private ownership. Not more than three single family dwellings may be served by a single pipestem access easement or driveway directly connected to a public street.
  2. Public streets shall be designed and constructed in accordance with the minimum standards of the Virginia Department of Transportation.
  3. Privately owned and maintained streets may be approved, provided:
    1. All parking is off street and designated areas of off-street parking are provided that are in excess of and complementary to private driveways;
    2. A plan is submitted and approved for school bus pick up and drop off areas for property owners abutting the private street;
    3. A plan is submitted and approved for fire/rescue/law enforcementemergency access, snow clearance and postal delivery for all property owners abutting the private street;
    4. The private streets are not through streets;
    5. The private streets are developed to a pavement section equal to VDOT standard for the projected traffic volume and to a geometric standard meeting County requirements.
    6. The minimum width of the streets is eighteen (18) feet or wider exclusive of any on-street parking based on the projected vehicle trips per day for the streets;
    7. The right-of-way for all private streets shall be dedicated to the PUD homeowners association; and
    8. Deeds for property abutting the private street must state that the street is private and will not be maintained by the state or county. If the property owners association officially petitions to dedicate the necessary right-of-way to the state or county it must be at no cost to the state or county and the association shall pay the full cost to bring the street up to state standards.

§10-36. PMR Planned Mobile Home Residential Park

(1) Purpose

This district is established in order to provide opportunities for affordable housing alternatives and to recognize that selected locations in the community may be appropriately developed as areas of moderate population density properly related to the existing and potential development character in the vicinity. It is the County’s purpose, with respect to location of new and expansion of existing Planned Mobile Home Residential Park, hereafter abbreviated as PMR’s, to avoid undue concentrations of such development by allowing the development or expansion of PMR’s in association with other types of uses, by achieving a balance of housing types and by not overcrowding community facilities.

It is also the County’s purpose, with respect to establishment of new and expansion of existing PMR’s, to protect the health, safety and welfare by fostering standards of development commensurate with other forms of residential development.

The establishment or expansion of PMR’s will recognize the density and Base residential needs of mobile homes by addressing the following community development standards:

  • Health of residents as protected by water and sewer systems and service equal to other forms of residential development;
  • Safety of residents as protected by accessibility for fire, rescue and police vehicles equal to other forms of residential development;
  • Safety of residents as protected by accessibility of utility maintenance vehicles, of snow and ice removal equipment, and of school buses transporting children;
  • Safety of residents as protected by accessibility provided by sidewalks separated from streets and streets which have traffic controls and adequate geometric design;
  • Health and safety of residents as protected by prohibition of new use and discouragement of continued use of mobile homes constructed prior to 1976;
  • Accessibility of residents as provided by roads where service providers are willing to move household furnishings, collect solid waste and deliver mail or parcel post.

(2) Qualifying Lands

Land qualifying for inclusion in the district shall be PMR on the date of passage of this Ordinance, or other lands mapped as Urban Expansion or Rural Expansion in the Comprehensive Plan which are served by or planned for connection to public water and sewer service. New PMR’s shall be serviced by connections to public sewer and water. Expanded PMR’s shall have: (1) water and sewer as for new PMR, or (2) have water and sewer service meeting current VDH and DEQ standards encompassing both established and expansion portions of the PMR. The minimum area required to create a district shall be six (6) acres of total contiguous land

(3) Uses Permitted by Right

(a) PMR management office.

(b) Mobile home, Class A or Class B in a PMR

(c) Pet, household

(4) Uses Permitted by Special Use Permit

(a) New Planned Mobile Home Residential Park-PMR;

(b) Existing Planned Mobile Home Residential Park- PMR;

(c) Retail convenience sales subject to §10-36(7);

(d) Service facilities such as laundries, storage areas, recreation facilities;

(e) Expansion of Existing PMR may be permitted when both Existing and Expansion portions comply with §10-36(2).

(5) Lot Requirements

(a) Length to Width Ratio :

The width or the depth of the mobile home space shall not be more than four (4) times the other.

(b) Buffer.

Buffer standards shall be as determined in the Landscape/Buffer matrix in §10-43.

(c) Minimum Mobile Home Space Area:

Three thousand (3,000) square feet, provided that the maximum net density shall be in accordance with §10-36(5)(e) Density:

(d) Density (Subject also to Section 3-407) ;

  1. Eight (8) mobile homes per acre devoted to residential use for new PMR’s. Eight (8) mobile homes per acre devoted to residential use for expansion of existing PMR’s where: (1) Existing and Expansion areas comply with §10-36 (2), and (2) where roads in expansion area are to VDOT standards for subdivisions and where all existing private roads providing access to existing occupied mobile homes are upgraded to VDOT standards for subdivisions;
  2. Four (4) mobile homes per acre in expansion area devoted to residential use for expansion of existing PMR’s where (1)expansion areas comply with §10-36(2) and (2) where roads in expansion area are to VDOT standards for subdivisions and where a continuous, direct connection to a VDOT road via VDOT standard roads is provided for all expansion area units.
  3. Two (2) mobile homes per acre devoted to residential use in expansion area where expansion does not meet standards in either §10-36(3)(a) or §10-36(3)(b) above;

(e) Minimum Mobile Home Space Width : Fifty (50) feet.

(f) Lot Access:

  1. New PMR’s shall be developed to current VDOT access standards for subdivisions.
  2. Expansion of Existing PMR’s shall be developed to either VDOT access standards or to County standards for private road according to densities prescribed in §10-36(5).

(g) Maximum Coverage by Buildings : Forty (40) percent of mobile home space or site.

(6) Building Requirements

(a) Minimum Frontage: A minimum of fifty Twenty (20) feet.

(b) Minimum Setbacks:

Ten (10) feet between mobile home foundation and PMR property line;

(c) Minimum Yards:

1. Side: 30 feet between mobile home units.

2. Rear: 10 feet between mobile home units.

(d) Maximum Building Height: Thirty five (35) feet.

(7) Use Limitations

A New PMR shall not have any road, public utility or public water or sewer connections with an existing PMR nor share a common boundary.

(a) An Expansion of an Existing PMR shall have one or more of the following characteristics:

  1. Shared or connected access
  2. Shared or connected public utility or public water and/or sewer
  3. A common boundary

(b) Foundation

Each mobile home site shall be developed with a foundation that complies with the existing county building code. Each mobile home is required to be underpinned unless a solid masonry foundation is provided.

(c) Streets: Private non-dedicated streets may be approved subject to densities in §10-36(5) and provided that:

  1. They are not designed as through streets
  2. The base and surface of the streets are constructed to County or to VDOT secondary road standards, whichever are more restrictive
  3. The private street system shall provide convenient circulation by means of minor streets and collector streets (serving more than thirty (30) mobile homes) with paved widths as follows:
    1. Collector, parking both sides : Thirty six (36) feet in width
    2. Collector, no parking: Thirty (30) feet in width
    3. Minor, parking both sides : Twenty eight (28) feet in width
    4. Minor, no parking: Twenty (20) feet in width
    5. One Way Minor, no parking Eleven (11) feet in width
  1. Cul de sacs shall have a minimum diameter of eighty (80) feet;
  2. The base and surface treatment shall have a maximum of fourteen (14) percent grade, and be properly graded and ditched to ensure adequate drainage and maintained for safe, comfortable travel in all weather conditions.
  3. Mobile homes served by pipestems may be served by a gravel drive with minimum of six(6) inch base and width of ten (10) feet.
  4. The Board Of Supervisors may require dedication of through streets meeting VDOT standards if it deems that such streets might be necessary for access to adjacent property or if development of adjacent property would be likely to require such access

(d) Open Space

Fifteen (15) percent of net land area must be reserved, developed and permanently maintained as open space upon development.

(e) Recreation areas

Twenty five (25) percent of the open space area of the PMR shall be devoted to usable space for recreation. No required recreation space shall include parts of spaces/sites, buffer areas, flood plains, slopes over 25% or other common facilities nor shall it contain less than five thousand contiguous (2000) square feet of usable space.

(f) Outdoor living areas and storage facilities

Private outdoor living and service area of at least three hundred (300) square feet or more per dwelling unit shall may be provided which is adjacent to the unit and assures reasonable privacy and visual appeal.l Privacy/visual appeal will be through uses of walls, fences or coniferous plantings provided and maintained by PMR management.

(h) Refuse Disposal

  1. Common refuse areas shall be provided which are screened by a fence or wall
  2. Refuse disposal shall be the responsibility of PMR management

 

DIVISION B: OVERLAY DISTRICTS

OVERLAY CONCEPT

  1. Overlay districts beginning at Section §10-34 and subsequently adopted shall be overlays to the existing underlying districts as shown on the official zoning map, and as such, the provisions for the overlay districts shall serve as a supplement to the underlying district provisions.
  2. Where there is conflict between the provisions or requirements of the overlay districts and those of any underlying district or other local ordinance, the more restrictive provisions and/or those pertaining to the overlay district shall apply.
  3. In the event any provision concerning a overlay district is declared inapplicable as a result of any legislative or administrative actions or judicial decision, the basic underlying provisions shall remain applicable.

§10-37. FPO FLOOD DAMAGE PREVENTION OVERLAY

(1) Purpose

These provisions are created to regulate and restrict land ;use in areas which are subject to severe periodic inundation, in such a manner as to: (1) prevent the loss of life and property, (2) comply with Federal and State laws and regulations that address the need for floodplain management and regulation, (3) qualify Montgomery County residents for the insurance and subsidies provided by the National Flood Insurance Program,(4) conserve the natural state of watercourses and watersheds, and minimize the damaging effects which development has on drainage conditions, pollution of streams, and other environmental impacts on water resources, (5) reduce the disruption of commerce and governmental services, (6) reduce the extraordinary and unnecessary expenditure of public funds for flood protection, rescue and relief, and (7) minimize the impairment of the tax base by:

(a) Regulating uses, activities and development which, alone or in combination with other existing or future uses, activities and development, will cause unacceptable increases in flood heights, velocities and frequencies;

(b) Restricting or prohibiting certain uses, activities and development from locating within districts subject to flooding;

(c) Requiring all those uses, activities and developments that do occur in flood prone districts to be protected and/or floodproofed against flooding and flood damage;

(d) Protecting individuals from buying land and structures which are unsuited for intended purposes because of flood hazards.

(2) Authority

Authority for these provisions includes:

(a) Chapter 11, Title 15.2, Code of Virginia (Planning, Subdivision of Land and Zoning).

(b) Virginia Environmental Quality Act, Va. Code Section 10-178.

(c) National Flood Insurance Act of 1968, 42 U.S.C. 4001 et seq.

(3) Compliance and Liability

(a) No land shall hereafter be developed, and no structure shall be located, relocated, constructed, reconstructed, enlarged or structurally altered except in full compliance with the terms and provisions of this article and any other applicable ordinances and regulations which apply to uses within the jurisdiction of this article.

(b) The degree of flood protection sought by the provisions of this article is considered reasonable for regulatory purposes and is based on acceptable engineering methods of study. Larger floods may occur on rare occasions. Flood heights may be increased by man-made or natural causes, such as ice jams and bridge openings restricted by debris. This article does not imply that districts outside the floodplain district or that land uses permitted within such district will be free from flooding or flood damages.

(c) This article shall not create liability on the part of Montgomery County or any officer or employee thereof for any flood damages that result from reliance on this article or any administrative decision lawfully made thereunder.

(4) Qualifying / Regulated Lands

(a) These provisions shall apply to all lands within the jurisdiction of Montgomery County and identified as being in the one hundred-year floodplain by FEMA (Federal Emergency Management Administration), Federal Insurance Administration.

(b) The boundaries of the floodplain districts are established as shown on the flood boundary and floodway map which is declared to be a part of this article and of the official zoning map and which shall be kept on file at the county offices.

(c) Basis of districts. The basis for the delineation of districts shall be the Flood Insurance Study for Montgomery County, prepared by the Federal Emergency Management Agency, Federal Insurance Administration, dated April, 1978, as amended.

(d) The Floodway District is delineated, for purposes of this article, using the criterion that certain areas within the floodplain must be capable of carrying the waters of the one-hundred-year flood without increasing the water surface elevation of that flood more than one (1) foot at any point. The areas included in this district are specifically defined in Table 2 of the above-referenced flood insurance study and shown on the accompanying flood boundary and floodway map or flood insurance rate map.

(e) The Flood-Fringe District shall be that area of the one-hundred-year floodplain not included in the floodway district. The basis for the outermost boundary of the district shall be the one-hundred-year flood elevations contained in the flood profiles of the above-referenced flood insurance study and as shown on the accompanying flood boundary and floodway map or flood insurance rate map.

(f) The Approximated Floodplain district shall be that floodplain area for which no delineated flood profiles or elevations are provided, but where a one-hundred-year floodplain boundary has been approximated. Such areas are shown as Zone A on the maps accompanying the Flood Insurance Study. For these areas, one-hundred-year flood elevations and floodway information from other federal, state, or other acceptable source shall be used, when available. When such other acceptable information is not available, the zoning administrator shall determine the elevation by using the elevation of a point on the boundary of the identified floodplain area which is nearest the construction site.

(5) District Boundary Changes

The delineation of any of the floodplain districts may be revised where natural or manmade changes have occurred and/or where more detailed studies have been conducted or undertaken by the United States Army Corps of Engineers or other qualified agency, or an individual need for such changes. However, prior to any such change, written approval must be obtained from the Federal Insurance Administration and the Montgomery County Zoning Administrator must receive official notification of any such changes. Any such changes must be formally recorded on appropriate maps approved by the FIA and submitted to the Zoning Administrator.

(6) Uses Permitted By Right

(a) Floodway District.

  1. No encroachments including fill, new construction, substantial improvements and other development, unless and until it has been demonstrated to the satisfaction of the Zoning Administrator through hydrologic and hydraulic analyses that such encroachment would not result in any increase in the one-hundred-year flood elevation. Such analyses shall be performed in accordance with standard engineering practice by a professional engineer.
  2. The following uses and activities are permitted, provided that they are in compliance with the provisions of the underlying zoning district and are not prohibited by any other ordinances and provided that they do not require structures, fill, or storage of materials and equipment:
    1. Agricultural uses, such as general farming, pasture, grazing, outdoor plant nurseries, horticulture, truck farming, forestry, sod farming, and wild crop harvesting.
    2. Public and private recreational uses and activities, such as parks, play areas of a natural, permeable nature, day camps, picnic grounds, golf courses, boat launching and swimming areas, horseback riding and hiking trails, wildlife and nature preserves, game farms, trap and skeet game ranges, and hunting and fishing areas;
    3. Fisheries uses such as fish hatcheries and harvesting;
    4. Stormwater management improvements associated with uses permitted by right in the Overlay district.;
    5. Utility lines, road crossings, private drives and private access easements not resulting in an increase in the water surface elevation of the base flood affecting existing buildings and structures;
    6. Temporary storage of material or equipment necessary in the construction of uses permitted by right in the Overlay district;
    7. Accessory residential uses, such as yard areas, gardens, play areas and loading areas;
    8. Accessory industrial and commercial uses, such as yard areas, parking and loading areas, airport landing strips, etc.
    9. Expansion or enlargement of existing structures and/or uses up to one hundred (100) percent of structure floor area if the effect on flood heights is fully offset by accompanying improvements that are designed by and certified by a Professional Engineer;
    10. Modification, alteration, repair, reconstruction or improvement of any kind to a structure and/or use to an extent or amount of less than fifty (50) percent of its market value provided that the structure shall be elevated and/or floodproofed to the greatest extent possible.

(b) Flood-Fringe And Approximated Floodplain Districts

All uses, activities and/or development shall be undertaken in strict compliance with the floodproofing and related provisions contained in the Virginia Uniform Statewide Building Code and all other applicable codes and ordinances.

(7) Use Limitations

(a) Generally.

Under no circumstances shall any use, activity and/or development adversely affect the capacity of the channels or floodways of any watercourse, drainage ditch, or any other drainage facility. New or replacement dwellings or other structures in floodplain or floodway areas and not provided for in §10-37(6)(a)(2) must provide an elevation certificate that conclusively demonstrates that the dwelling or structure is at least one (1) foot above the base flood elevation. Interior repairs and renovations to such dwellings and structures are not restricted. Prior to the issuance of any permit, the zoning administrator and building official shall require all applications to demonstrate compliance with all applicable County, state and federal laws. or system.

(b) Alteration of floodplain or floodway, or relocation of watercourse

Alteration of floodplain or floodway, or relocation of watercourseshall not result in increase of off-site water surface elevation of or rise in water surface elevation of the base floodplain as defined in the FEMA (Flood Insurance) Study. Prior to any proposed alteration or relocation of any channels or of any watercourse, stream, etc., within this jurisdiction, a permit shall be obtained from the United States Army Corps of Engineers, the Virginia State Water Control Board, and the Virginia Marine Resources Commission (a joint permit application is available from any of these organizations). Furthermore, notification of the proposal shall be given by the applicant to the County, to all affected adjacent jurisdictions, the division of soil and water conservation (department of conservation and recreation), and the Federal Insurance Administration.

(c) Application for alteration

Applications for any alteration must be submitted as part of any other land development applications.

(d) Site plans and permit applications.

All applications for development shall incorporate the following information in addition to information normally required for such applications:

  1. For structures that have been elevated, the elevation of the lowest floor (including basement);
  2. For structures that have been floodproofed (nonresidential only), the elevation to which the structure has been floodproofed;
  3. The elevation of the one-hundred-year flood;
  4. Topographic information showing existing and proposed ground elevations.
  5. All required information shall be recorded on an elevation certificate or floodproofing certificate approved by the zoning administrator. The certificate shall be completed by a licensed surveyor, licensed engineer, or licensed architect, and shall be recorded with the clerk of circuit court prior to the issuance of an occupancy certificate.

(e) Mobile homes.

All mobile homes to be placed or substantially improved within the floodplain district shall be placed on a permanent foundation and elevated and anchored in accordance with the Virginia Uniform Statewide Building Code. All such mobile homes must provide an elevation certificate that conclusively demonstrates that the dwelling or structure is at least one (1) foot above the base flood elevation.

(f) Design criteria for utilities and facilities.

  1. Sanitary sewer facilities.All new or replacement sanitary sewer facilities and private package sewage treatment plants (including all pumping stations and collector systems) shall be designed to minimize or eliminate infiltration of floodwaters into the systems and discharges from the systems into the floodwaters. In addition, they should be located and constructed to minimize or eliminate flood damage and impairment.
  2. Water facilities. All new or replacement water facilities including distribution line shall be designed to minimize or eliminate infiltration of floodwaters into the systems and be located and constructed to minimize or eliminate flood damages.
  3. Drainage facilities. All storm drainage facilities shall be designed to convey the flow of surface waters without damage to persons or property. The systems shall ensure drainage away from buildings and on-site waste disposal sites. The facilities shall be designed to prevent the discharge of excess runoff onto adjacent properties.
  4. Utilities. All utilities, such as gas lines, electrical and telephone systems, being placed in flood-prone areas should be located, elevated (where possible [and appropriate]) and constructed to minimize the chance of impairment during a flooding occurrence.
  5. Streets and sidewalks. Streets and sidewalks should be designed to minimize their potential for increasing and aggravating the levels of flood flow. Drainage openings shall be required to sufficiently discharge flood flows without unduly increasing flood heights.

(8) Special Variance Factors To Be Considered By Board of Zoning Appeals.

(a) In passing upon applications for variances, the Board of Zoning Appeals shall satisfy all relevant factors and procedures specified in other sections of this chapter and consider the following additional factors:

  1. The danger to life and property due to increased flood heights or velocities caused by encroachments. No variance shall be granted for any proposed use, development or activity within any floodway district that will cause any increase in the one-hundred-year flood elevation;
  2. The danger that materials may be swept onto other lands or downstream to the injury of others;
  3. The proposed water supply and sanitation systems and the ability of these systems to prevent disease, contamination and unsanitary conditions;
  4. The susceptibility of the proposed facility and its contents to flood damage and the effect of such damage on the individual owners;
  5. The importance of the services provided by the proposed facility to the community;
  6. The requirements of the facility for a waterfront location;
  7. The availability of alternative locations not subject to flooding for the proposed use;
  8. The compatibility of the proposed use with existing development and development anticipated in the foreseeable future;
  9. The relationship of the proposed use to the comprehensive plan and floodplain management program for the area;
  10. The safety of access by ordinary and emergency vehicles to the property in time of flood;
  11. The expected heights, velocity, duration, rate of rise, and sediment transport of the floodwaters expected at the site;
  12. Such other factors which are relevant to the purposes of this article.

(b) The Board of Zoning Appeals may refer any application and accompanying documentation pertaining to any request for a variance to any engineer or other qualified person or agency for technical assistance in evaluating the proposed project in relation to flood heights and velocities and the adequacy of the plans for flood protection and other related matters.

(c) Variances shall be issued only after the Board of Zoning Appeals has determined that the granting of such will not result in (1) unacceptable or prohibited increases in flood heights; (2) additional threats to public safety; (3) extraordinary public expense; and will not (4) create nuisances; (5) cause fraud on or victimization of the public; or (6) conflict with local laws or ordinances.

(d) The Board of Zoning Appeals shall notify the applicant for a variance, in writing, that the issuance of a variance to construct a structure below the one-hundred-year flood elevation increases the risks to life and property and will result in increased premium rates for flood insurance.

(e) A record shall be maintained of the above notification as well as all variance actions, including justification for the issuance of the variances. Any variances which are issued shall be noted in the annual or biennial report submitted to the Federal Insurance Administrator.

§10-38. ASO AIRPORT SAFETY OVERLAY

(1) Purpose

The ASO Airport Safety Overlay District is intended to restrict the height of structures or other obstructions in the vicinity of airports; to protect adjacent properties from the potential noise and safety impacts of airport operations, and to otherwise regulate the use of property to ensure safe airport use. It shall be an overlay district that establishes regulations in addition to those of the underlying base district that applies to any parcel designated as lying within the Airport Safety Overlay District.

(2) District boundaries

The Airport Safety Overlay District is made up of certain zones defined in Part 77.25, 77.28, and 77.29, Subchapter E (Airspace), of Title 14 of the Code of Federal Regulations, or in successor federal regulations. These zones are as follows:

(a) Airport zone: A zone that is centered about the runway and primary surface, with the floor set by the horizontal surface.

(b) Approach zone: A zone that extends away from the runway ends along the extended runway centerline, with the floor set by the approach surfaces.

(c) Transitional zone: A zone that fans away perpendicular to the runway centerline and approach surfaces, with the floor set by the transitional surfaces:

(d) Conical zone: A zone that circles around the periphery of and outward from the horizontal surface with the floor set by the conical surface.

The boundaries of these zones and the height above sea level of the floor of each zone shall be noted on the official zoning map, as adopted and as may be amended by the County Board of Supervisors.

(3) Uses Permitted By Right

Uses permitted by right shall be in accord with the provisions of the underlying Base District.

(4) Uses Permissible by Special Use Permit

Uses permitted by Special Use Permit shall be in accord with the provisions of the underlying Base District.

(5) Building and Lot Requirements

(a) Height limitations

  1. Except as otherwise provided in this chapter, no structure shall be erected or altered so as to penetrate the floor of any zone described in §10-38(2).
  2. In cases where the natural existing ground elevation is less than thirty-five (35) feet below the floor of a zone described in §10-38(2), structures may be erected to a maximum height of thirty-five (35) feet above grade.
  3. Natural forest vegetation shall not be regulated by this article, except that the administrator may require a landowner to trim or remove individual trees that penetrate the floor of any zone described in §10-38(2), when the administrator has determined that such a tree is a hazard to airport operations.

(b) All other building and lot requirements shall be in accord with the provisions of the underlying Base District.

(6) Variances

In considering applications for variances from the height restrictions contained in section 3-605, the Board of Zoning Appeals shall request a determination from the Virginia Department of Aviation as to the effect of the proposal on the operation of air navigation facilities and the safe, efficient use of navigable airspace.

(7) Special Use Permits and Zoning Map Amendments

In considering applications for zoning map amendments and special use permits for properties within or contiguous to an Airport Safety Overlay District, the Zoning Administrator shall request an advisory referral from the Virginia Department of Aviation as to the effect of the proposal on the operation of airport.

§10-39. ROUTE 177 CORRIDOR OVERLAY DISTRICT

(1) Purpose

The purpose of the Route 177 Corridor Overlay District is to establish a base development standard applicable across all pre-existing zoning districts. The uses present within the district may be agricultural, residential, commercial or industrial. The regulations for this district are designed to stabilize and protect the essential characteristics of the district, while allowing well planned residential, commercial, and industrial development. The specific objectives of the district regulations are to: promote and encourage safe and efficient traffic movement, protect existing residential communities from conflicting land uses, encourage planned unit development of community facilities, minimize visual nuisances associated with increased intensities of land use, and protect the natural environment.

Both the City of Radford and Montgomery County provide joint review of zoning issues and site development plans through a joint site review committee within the overlay district as specified in the Route 177 Corridor Agreement. Joint review is central to the effective implementation of the Route 177 Corridor Agreement's recommendations, and achievement of the future land use patterns included in both jurisdictions' comprehensive plans.

(2) Qualifying / Regulated Lands

Entrances permitted on designated roads within the district are subject to specific entrance standards. Roads and road segments subject to these standards are those that function as Corridor Thoroughfares or as Corridor Collector streets that connect large areas of the County to primary highways or funnel traffic from large development complexes to a primary highway.

(a) Corridor Thoroughfare Lands: Designated Corridor Thoroughfare

1. Tyler Road (VA 177) between Rock Road and Barn Road.

(b) Corridor Collector Street Lands: Designated Corridor Collector Streets

1. Lovely Mount Road from Wintergreen Drive to Tyler Road (VA 177);

2. Rock Road from Park Road to U.S. 11;

3. Mud Pike from Fire Tower Road to Tyler Road (VA 177).

(3) Uses Permitted By Right

Uses permitted by right shall be in accord with the provisions of the underlying Base District except that high intensity agricultural and silvicultural activities are prohibited. High intensity activities include, but are not limited to, confinement operations, livestock markets, grain and feed mills, sawmills, commercial wood storage, or preserving operations.. Family subdivisions are permitted by right provided the lots created do not create new entrances onto roads defined as corridor thoroughfares or corridor collector streets.

(4) Uses Permited by Special Use Permit

Uses permitted by special use permit shall be in accord with the provisions of the underlying Base District.

(5) Lot Requirements

(a) In General Business (GB) and Community Business (CB) the maximum lot coverage by buildings and paved areas shall be fifty (50) percent. This open space coverage requirement can be reduced to forty (40) percent during the site plan review process by incorporating innovative and creative features into the development design, such as, but not limited to the following:

  1. Providing for shared driveways, access by an internal service street, or long-term interparcel connections through right-of-way dedication;
  2. Exceeding landscaping requirements by increasing size of trees or shrubs at the time of planting, increasing minimum bufferyard width, increasing number of trees and/or shrubs to be planted, protecting existing vegetation, etc;
  3. Exceeding building and yard setbacks from Route 177;
  4. Use of monument style signs of quality construction that are less than eight (8) feet in height;
  5. Protection of scenic views, both views into the development and from the development; and
  6. Design of building that pays careful attention to "roofscapes" and facade design-as well as back of structures.

(b) Other Lot Requirements shall be in accord with the provisions of the underlying Base District.

(6) Building Requirements

(a) Width and height shall be in accord with the provisions of the underlying Base District

(b) Setbacks and Yards

1. Setbacks

  1. Buildings or structures shall be set back a minimum of forty (40) from the right of way of any corridor thoroughfare or corridor collector street.
  2. Buildings or structures shall be set back a minimum of twenty (20) from the right of way of any other street in the overlay district.
  3. Parking areas shall be set back a minimum of twenty (20) feet from any public right of way in the district.

2. Side and Rear Yards

The yards will extend a minimum of twenty (20) feet from the side and rear property line or adjacent right-of-way. For permitted uses adjoining a residential zoning district this distance will be a minimum of thirty (30) feet. No buildings or parking will be located in a side or rear yard.

(7) Use Limitations

(a) Corridor Thoroughfare and Corridor Collector Street Entrance Standards.

Commercial entrances permitted on designated corridor thoroughfare and corridor collector streets within the district are subject to entrance standards outlined in this Section. Roads and road segments subject to these standards are mapped on the official zoning map.

(b) Limits For Corridor Thoroughfares: Where Entrances Allowed

  1. Commercial entrances on Corridor Thoroughfares are restricted to: those designated in the Montgomery County Comprehensive Plan as amended; existing parcel entrances, which are grandfathered; and commercial entrances serving parcels created after January 1, 1995, that comply with the following conditions:
  1. Replaces on a one-for-one basis an existing residential or commercial entrance, and new VDOT entrance permit is granted.
  2. Does not result in more than one (1) entrance design per parcel per road abutted by a parcel; and
  3. The specific entrance proposal to be constructed has been reviewed by the joint site review committee within the preceding four (4) years.

(c) Limits For Corridor Collector Streets: Where Entrances Allowed

  1. Entrances to corridor collector streets are allowed where there is an existing parcel entrance which is grandfathered and where commercial entrances to parcels created after January 1, 1995, comply with the following conditions:
  1. Do not result in the placement of more than one entrance within one hundred and fifty (150) linear feet of another on the same side of a roadway; and
  2. Are not located within one hundred (100) feet of an intersection with a thoroughfare street, and
  3. The number of vehicular entrances onto corridor collector streets shall be minimized. When several lots front on a corridor collector street, the zoning administrator may require that adjoining lots share a single driveway or that the lots be accessed by an internal service street. Where such sharing cannot be achieved in the short run, the means and location for future long term interparcel connections along the corridor hall be required through right of way reservation and/or dedication.
  4. Meet VDOT entrance design requirements.

(8) Additional Standards Applicable to Underlying District

(a) Minimum Standards for Corridor Thoroughfare Commercial Entrances

  1. Right-turn lanes and tapers will be required for all entrances. Said turn lane and taper will meet appropriate design criteria or be three hundred (300) feet in length, whichever is determined to be appropriate by the joint site review committee and VDOT review;
  2. The entrance design will meet with the approval of the zoning administrator after adequate input is obtained from the applicant. The zoning administrator may request the advice or action by the planning commission prior to providing said approval;
  3. The entrance design will meet with the approval of VDOT after adequate input is obtained from the applicant;
  4. Acceleration lanes will be required where appropriate, based on sound transportation engineering design or at the specific direction of VDOT;
  5. Commercial entrance designs for corner lots shall not have their primary access from the thoroughfare street. Direct access to the thoroughfare street may be allowed when the driveway to the street subject to these provisions is: (a) an entrance only, (b) more than one hundred (100) linear feet from the intersection (measured from the two nearest curbs), and (c) meets all other requirements outlined herein, including VDOT approval; and
  6. The number of vehicular entrances onto thoroughfare streets shall be minimized. When several lots front on a thoroughfare street, the zoning administrator may require that adjoining lots share a single driveway or that the lots be accessed by an internal service street. Where such sharing cannot be achieved in the short run, the means and location for future long term interparcel connections along the corridor shall be required through right of way reservation and/or dedication.

(b) Outside Lighting Plan.

  1. Placement and shielding of all exterior lighting will be so arranged as to confine and direct light entirely within the boundary lines of a business operation and parking facilities; and
  2. Outside lighting not necessary for site and personnel security will be turned off when the business is not open to the public.

(c) Signage.

  1. Signage located within the district should be integrated into the site and site landscaping;
  2. General advertising signs (i.e., billboards) are not allowed; and
  3. Signage installed that conforms to the written guidelines provided by the zoning administrator is eligible for:
    1. A twenty (20) percent size bonus for signs that use this design; and
    2. Signs using the design may be located in the first twenty (20) feet of the front yard provided the sign does not interfere with any sight lines and the sign is not located on a utility easement.

(d) Utility placement.

  1. All electric, telephone, television and other communication lines, both main and service connections, servicing new developments shall be provided by underground wiring within easements. These lines shall be installed in accordance with the prevailing standards and practices of the utility company providing such services.
  2. If a road widening, an extension of service, or other such actions occur that necessitate the replacement or relocation of such utilities, replacement shall be underground.
  3. Exceptions to the requirement for underground utilities are:
    1. Major electric transmission lines responsible for transporting power through the area rather than to the area;
    2. Provision of three-phase power; and
    3. Where the zoning administrator determines that public safety is at substantial risk if underground utilities are employed.
    4. Where overhead lines are permitted as the exception, the placement, type of pole, and alignment of poles shall be designed to lessen the visual impact of overhead lines. Such measures shall include placing overhead lines on rear lot lines and not placing overhead lines on ridgelines.

(e) Landscaping

Landscaping shall be provided based upon the Buffer Matrix [Article IV, §10-43(3)(a)], provided that the type of required buffer yard shall be one level higher in each case except where Buffer Yard Type 4 is required.

(f) Parking Bonus/Incentive

When two (2) or more adjacent property owners agree to share parking and a combined entrance to any street in this district, the required number of parking spaces may be reduced by, as much as, fifteen (15) percent for each business. In addition, the side yards (incl