§ 255-29. Lot, yard and bulk requirements.

[Amended 8-12-2014 by Ord. No. 14-1291, § 3]

Accessory buildings , structures , and uses may be erected or conducted in a side or rear yard , but not a front yard , must be completely detached from the principal building , structure or use , and must meet all of the following criteria:

   A.   Height. Unless otherwise specifically permitted or prohibited by any other law or regulation, accessory buildings and structures shall not be greater in height, measured from grade, than the lesser of 22 feet or the height of the principal building or structure measured from grade to the peak of the principal building roof.

   B.   Size. An accessory building or structure , other than a barn may not exceed 600 square feet in building coverage .

   C.   Principal building setback. Accessory buildings , structures , and uses shall be situated no closer than 10 feet from the principal building , structure , or use unless a greater building setback is specifically required by any other law or regulation.

   D.   Lot line setback. Accessory buildings , structures , and uses shall be located no closer to any side or rear property line than the greater distance of 10 feet or other applicable specific accessory building , structure , or use setback requirement. In B, C and NH Residential Districts, accessory buildings or structures may be set back no closer than four feet to any side and rear property line, provided they are of fire-resistant construction and no other applicable specific accessory building , structure , or use setback requirement applies. Utility boxes, to include other outdoor storage containers not exceeding 200 cubic feet, are exempt from setback requirements.

   E.   Easement setback. Accessory buildings , structures , and uses shall not encroach upon any easement, right of way , or sight distance triangle area unless specifically authorized to do so by the instrument, law or regulation creating the easement, right of way , or sight distance triangle.

   F.   Building coverage and impervious surface . The horizontal area of accessory buildings and structures shall be included as building coverage and impervious surface .

      (1)   On a lot with a principal residential use , the total building coverage of accessory buildings and structures , may not exceed 50% of the allowable building coverage in the underlying zoning district.