Dimensional standards
Servicing
- Applies near
- Chesapeake Bay
- Geographic extent
- Applies to all lands identified as CBPAs as specified on the Official Preservation Area DistrictZoning districtA mapped area with one set of rules, identified by a code like R-1 or B-2. Maps, including RPAs and RMAs.
Extracted standards
21 individual requirements pulled out of this section’s prose, each with the sentence it came from.
Environmental
- Erosion and sediment control
All land disturbance activities exceeding an area of 2,500 square feet ... shall comply with the City of Suffolk Erosion and Sediment Control Regulations.
- 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 permitted.
- Shoreline erosion control
For shoreline erosion control projects, trees and woody vegetation may be removed, necessary control techniques employed, and appropriate vegetation established
- Water quality impact assessment
A water quality impact assessment in accordance with Appendix B shall be required for any proposed land disturbance.
Other
- AgriculturalAgricultureRaising crops or livestock, generally including the structures that serve them. buffer management
On agricultural lands the agricultural buffer area shall be managed to prevent concentrated flows of surface water from breaching the buffer area
- Alternating drainfield area50 pct
Each of the two alternating drainfields in the system shall have, at a minimum, an area not less than 50% of the area that would otherwise be required if a single primary drainfield were constructed.
- Seaward buffer encroachment limit50 ft
The encroachment may not extend into the seaward 50 feet of the buffer area.
- Nutrient reduction40 pct
The 100-foot buffer area shall be deemed to achieve a 75 percent reduction of sediments and a 40 percent reduction of nutrients.
- Sediment reduction75 pct
The 100-foot buffer area shall be deemed to achieve a 75 percent reduction of sediments and a 40 percent reduction of nutrients.
- Buffer width100 ft
a 100-foot buffer area of vegetation ... shall be retained if present and established where it does not exist.
- Removal of dead/diseased trees
Dead, diseased, or dying trees or shrubbery and noxious weeds ... may be removed
- Disturbance threshold for development review2,500 sqftsq ftSquare feet. An acre is 43,560 sq ft; a typical suburban lot is 7,000–10,000.
All development exceeding a disturbed land area of 2,500 square feet shall be accomplished through a process of development review.
- Drainfield alternation frequency12 months
The owner(s) shall alternate the drainfields every 12 months to permit the yearly resting of half of the absorption system.
- Fence design to not inhibit flow
Fences should be designed so that they do not inhibit or alter surface flow. Water must be able to flow under and through the fence unimpeded.
- Preserve indigenous vegetation
Indigenous vegetation shall be preserved to the maximum extent practicable
- Path construction to control erosion
Any path shall be constructed and surfaced so as to effectively control erosion.
- Reserve sewage disposal area100 pct
For new construction, a reserve sewage disposal area with a capacity not less than that of the primary sewage disposal area shall be provided.
- Septic pump-out frequency5 years
Have pump-out accomplished for all such systems at least once every five years.
- Stormwater management
Development and redevelopment shall meet all requirements of the Virginia Stormwater Regulations
Overlay
- IDA density threshold4 du/acredu/acreDwelling units per acre — the number of homes allowed on each acre of land.
housing density is equal to or greater than four dwelling units per acre.
- IDA imperviousImpervious coverageThe share of a lot covered by anything water cannot soak through — roofs, drives, patios. cover threshold50 pct
development has severely altered the natural state of the area such that it has more than 50 percent impervious cover
From the ordinance
The Chesapeake Bay Preservation Area Overlay District shall apply to all lands identified as CBPAs as specified on the Official Preservation Area District Maps and shall include RPA's and RMA's.