Dimensional standards
Servicing
- Applies near
- Chesapeake Bay Preservation Area
- Geographic extent
- Chesapeake Bay Preservation Area (CBPA), including Resource Protection Areas (RPA) and Resource Management Areas (RMA)
Extracted standards
30 individual requirements pulled out of this section’s prose, each with the sentence it came from.
Landscaping & trees
- Landscaping installation deadline
All required landscaping shall be installed and approved by the first planting season following issuance of a certificate of occupancy or the surety may be forfeited to the county.
- Minimum replacement tree caliper2.5 in
Replacement trees shall be a minimum two and one-half inches caliper measured six inches above the ground at the time of planting.
- Tree replacement ratio2 ratio
Where areas to be preserved, as designated on an approved landscape plan, are encroached, replacement of existing trees and other vegetation will be achieved at a ratio of two planted trees to one removed.
Other
- Base flood definition1 pct
The flood having a one percent chance of being equaled or exceeded in any given year.
- Landward buffer encroachment limit50 ft
proposes to encroach into the landward 50 feet of the 100-foot buffer area
- Seaward buffer encroachment limit50 ft
proposes to disturb any portion of the seaward 50 feet of the 100-foot buffer area or any other component of an RPA
- Buffer width100 ft
A 100-foot buffer area located adjacent to and landward of the components listed in subsections [a.] through [d.] above, and along both sides of any water bodies with perennial flow
- Coastal A Zone maximum wave heightMaximum heightThe tallest a building may be, given in feet, in storeys, or both — whichever binds first.3 ft
Flood hazard areas that have been delineated as subject to wave heights between one and one-half feet and three feet.
- Coastal A Zone minimum wave heightMaximum heightThe tallest a building may be, given in feet, in storeys, or both — whichever binds first.1.5 ft
Flood hazard areas that have been delineated as subject to wave heights between one and one-half feet and three feet.
- Floodway water surface increase limit1 ft
The channel of a river or other watercourse and the adjacent land areas that must be reserved in order to discharge the base flood without cumulatively increasing the water surface elevation more than one foot at any point within the community.
- Major assessment threshold5,000 sqftsq ftSquare feet. An acre is 43,560 sq ft; a typical suburban lot is 7,000–10,000.
A major water quality impact assessment shall be required for any development which (i) exceeds 5,000 square feet of land disturbance within CBPAs and proposes to encroach into the landward 50 feet of the 100-foot buffer area; (ii) proposes to disturb any portion of the seaward 50 feet of the 100-foot buffer area or any other component of an RPA; or (iii) is located solely in a RMA when deemed necessary by the administrator.
- Manufactured homeManufactured homeA dwelling built in a factory to a federal standard and transported to the site. placement threshold180 days
the term 'manufactured home' also includes park trailers, travel trailers, and other similar vehicles placed on a site for greater than 180 consecutive days
- Maximum accessoryAccessory useA secondary activity customarily incidental to the main use of the lot — a garage, a home office. structure area600 sqftsq ftSquare feet. An acre is 43,560 sq ft; a typical suburban lot is 7,000–10,000.
Accessory structures not to exceed 600 square feet.
- Minor assessment threshold5,000 sqftsq ftSquare feet. An acre is 43,560 sq ft; a typical suburban lot is 7,000–10,000.
A minor water quality impact assessment pertains only to land disturbance, development or redevelopment activity within a CBPA which causes no more than 5,000 square feet of land disturbance and/or which proposes to encroach into the landward 50 feet of the 100-foot buffer area
- Nutrient removal requirement40 pct
A water quality impact assessment must demonstrate through acceptable calculations that the remaining buffer area and necessary best management practices will result in removal of no less than 75 percent of sediments and 40 percent of nutrients from post-development stormwater runoff.
- Recreational vehicle maximum area400 sqftsq ftSquare feet. An acre is 43,560 sq ft; a typical suburban lot is 7,000–10,000.
400 square feet or less when measured at the largest horizontal projection
- Repetitive loss cost threshold25 pct
the cost of repairing the flood damage, on the average, equaled or exceeded 25 percent of the market value of the building at the time of each flood event
- Repetitive loss threshold2 occurrences
A building covered by a contract for flood insurance that has incurred flood-related damages on two occasions during a ten-year period ending on the date of the event for which a second claim is made, in which the cost of repairing the flood damage, on the average, equaled or exceeded 25 percent of the market value of the building at the time of each flood event
- RPA delineation required
An environmental site assessment prepared by an RPA delineator, as defined, shall be submitted in conjunction with a preliminary site plan or preliminary subdivision plat approval application.
- Sediment removal requirement75 pct
A water quality impact assessment must demonstrate through acceptable calculations that the remaining buffer area and necessary best management practices will result in removal of no less than 75 percent of sediments and 40 percent of nutrients from post-development stormwater runoff.
- Severe repetitive loss claim amount threshold5,000 usd
the amount of each such claim exceeding $5,000.00
- Severe repetitive loss claim threshold4 claims
Has incurred flood related damage - (i) for which 4 or more separate claims payments have been made under flood insurance coverage with the amount of each such claim exceeding $5,000.00, and with the cumulative amount of such claims payments exceeding $20,000.00
- Severe repetitive loss cumulative threshold20,000 usd
the cumulative amount of such claims payments exceeding $20,000.00
- Shallow flooding maximum depth3 ft
A special flood hazard area with base flood depths from one to three feet where a clearly defined channel does not exist
- Shallow flooding minimum depth1 ft
A special flood hazard area with base flood depths from one to three feet where a clearly defined channel does not exist
- Slope threshold for delineation15 pct
Slopes greater than 15 percent
- Start of construction permit validity180 days
means the date the building permit was issued, provided the actual start of construction, repair, reconstruction, rehabilitation, addition, placement, substantial improvement or other improvement was within 180 days of the permit date.
- Stormwater facility installation deadline18 months
All required stormwater management facilities or other specifications shall be installed and approved within 18 months of project commencement.
- Substantial damage threshold50 pct
Damage of any origin sustained by a structure whereby the cost of restoring the structure to its before damaged condition would equal or exceed 50 percent of the market value of the structure before the damage occurred.
- Substantial improvement threshold50 pct
Any reconstruction, rehabilitation, addition, or other improvement of a structure, the cost of which equals or exceeds 50 percent of the market value of the structure before the start of construction of the improvement.
From the ordinance
Any development or redevelopment exceeding 2,500 square feet of land disturbance in the CBPA shall be accomplished through a plan of development process prior to any clearing or grading of the site or the issuance of any building permit