EXCAVATIONS
Part 309
309.01 Permit Requirements
(a) Prior to the removal, movement or replacement of 100cubic yards or more of earth, to include soil, sod, dirt, loam, sand, gravel or stone, from or upon any lot, an excavation permit issued by the Building Inspector shall be required.
(b) Permits may specify conditions pertaining to:
(1) The finished level and grading.
(2) The control of temporary and permanent drainage to prevent erosion and sedimentation.
(3) The construction of necessary fencing or other barriers to protect against hazards.
(c) Where applicable, excavations shall comply with the requirements of RSA Chapter 485-A:17.
(d) Excavations involving the commercial taking of earth shall comply with the requirements of RSA Chapter 155-E.
309.02 Site Protection
(a) All stumps and other tree parts, litter, brush, weeds, excess or scrap building materials or other debris shall be removed from the lot and disposed of in accordance with State law.
(b) Material or temporary soil deposits shall not be placed within four feet of shrubs or ten feet of trees designated to be retained. Where necessary, protective barriers or tree wells shall be installed around each plant and/or group of plants that are to remain on the lot.
309.03 Reclamation
(a) Topsoil moved during the course of construction or other excavation shall be replaced on all regraded surfaces to the depth of not less than four inches of even cover to all disturbed areas and shall be stabilized by seeding and/or plantings.
(b) All slopes, except exposed ledge, shall be graded to natural repose for the type of soil composition, and shall not exceed a site ratio of 2:1. Changes of slope shall not be abrupt but shall blend with the surrounding terrain.
(c) The topography of the land shall be left so that water drainage leaves the property at the original, natural points and in the natural proportions of flow.
(d) No standing bodies of water constituting a hazard to health and safety shall be permitted to remain after excavation.
(e) Areas accessible from a public way, from which trees have been removed shall be replanted with trees.
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