Section Env-Wq 1021.03 - Fill Material(a) Subject to (b), below, fill required to raise the EDA to the approved distance above the seasonal high ground water table or impervious substratum shall be clean bank run sand, free of topsoil or humus, dredged material, or stones more than 6 inches in any dimension.(b) The first 6 inches directly beneath the bed and extending laterally across the fill extension shall consist of:(1) Medium to coarse textured sand, with an effective size of 0.25 to 2.0 mm, no greater than 5% passing the number 200 sieve, and no particle size larger than 3/4 inch; or(2) Materials meeting the ASTM C-33 specification.N.H. Code Admin. R. Env-Wq 1021.03
(See Revision Note at chapter heading for Env-Wq 1000) #9086, eff 2-9-08
Amended by Volume XXXVI Number 41, Filed October 13, 2016, Proposed by #11184, Effective 10/1/2016, Expires 10/1/2026.