Sec. 19.2-26
Dimensional standards
Servicing
- Geographic extent
- Lands adjacent to water bodies with perennial flow, including tidal wetlands, nontidal wetlands, tidal shores, and a 100-foot vegetated buffer.
Extracted standards
12 individual requirements pulled out of this section’s prose, each with the sentence it came from.
Other
- Minimize land disturbance
No more land shall be disturbed than is necessary to provide for the proposed use or development.
- Minimize imperviousImpervious coverageThe share of a lot covered by anything water cannot soak through — roofs, drives, patios. cover
Land development shall minimize impervious cover consistent with the use or development allowed.
- Plan of development review threshold2,500 sqftsq ftSquare feet. An acre is 43,560 sq ft; a typical suburban lot is 7,000–10,000.
All development exceeding 2,500 square feet of land disturbance shall be accomplished through a plan of development review process consistent with Section 15.2-2286 A 8 of the Code of Virginia.
- Preserve indigenous vegetation
Indigenous vegetation shall be preserved to the maximum extent practicable consistent with the use or development allowed. Mature trees shall be protected during development and only removed where necessary.
- Reserve sewage disposal site required
A reserve sewage disposal site with a capacity at least equal to that of the primary sewage disposal site shall be provided on each lot or parcel proposed for new construction.
- RPA buffer width100 ft
A vegetated RPA buffer area a minimum of 100 feet in width, located adjacent to and landward of the environmental features listed in Subsections a. through c. above.
- Septic pump-out frequency5 years
Systems shall be pumped out at least once every five (5) years, unless the owner submits documentation every five (5) years... that the septic system has been inspected, is functioning properly, and the tank does not need to have the effluent pumped out of it.
- Water quality impact assessment threshold2,500 sqftsq ftSquare feet. An acre is 43,560 sq ft; a typical suburban lot is 7,000–10,000.
A water quality impact assessment is required for any proposed land disturbance or development within a Resource Protection Area, including any RPA buffer area modifications or encroachments.
Setback
- Residential setbackSetbackThe distance a building must be held back from a lot line. from nontidal wetlands25 ft
All new construction and substantial improvements of residential dwellings shall have a minimum setback of at least 25 feet horizontal distance from the outer most boundaries of nontidal wetlands not located within resource protection areas.
- Residential setbackSetbackThe distance a building must be held back from a lot line. from nontidal wetlands (Upper Swift Creek)35 ft
In the Upper Swift Creek Watershed, all new construction and substantial improvements of residential dwellings shall have a minimum setback of at least 35 feet horizontal distance from the outer most boundaries of the nontidal wetlands not located within resource protection areas.
- Residential setbackSetbackThe distance a building must be held back from a lot line. from RPA25 ft
All new construction and substantial improvements of residential dwellings shall have minimum setbacks from an RPA which encroaches within a lot or parcel that is the lesser of the applicable yard setback requirement of the underlying zoning district or 25 feet.
- Residential setbackSetbackThe distance a building must be held back from a lot line. from RPA (Upper Swift Creek)35 ft
In the Upper Swift Creek Watershed, all new construction and substantial improvements of residential dwellings shall have a minimum setback from the RPA of 35 feet.
From the ordinance
Resource protection areas shall consist of: a. Tidal wetlands. b. Nontidal wetlands connected by surface flow... d. A vegetated RPA buffer area a minimum of 100 feet in width...