Section We 602.31 - Wells Constructed by Excavation: Installation and Placement of CasingA well casing for a well constructed by excavation shall:
(a) Extend above the ground surface a minimum of 18 inches or, in areas prone to flooding, to a greater height sufficient to prevent the entrance of surface water into the well;(b) Have a secure cover with a seal to prevent the entrance of insects or other foreign matter into the well. Wooden covers shall not be used;(c) Have joints sealed to exclude surface water from entering the well, if the joints are within 6 feet of the ground surface;(d) Be set on a bed of clean crushed stone or naturally occurring coarse gravel, if present;(e) Have crushed stone placed around the exterior casing at the bottom section(s) to promote infiltration of water and provide additional storage, if appropriate for the soil conditions at the site; andN.H. Admin. Code § We 602.31
Derived From Volume XXXVII Number 2, Filed January 12, 2017, Proposed by #12083, Effective 3/1/2017, Expires 3/1/2027.