Section Env-Dw 405.20 - Sizing and Installing Booster Pumps(a) All small community water systems and those NTNC water systems important to the public health as specified in Env-Dw 405.02(g) shall comply with this section relative to booster pumps, which withdraw water from atmospheric storage tanks and pump to hydropneumatic or pressure tanks.(b) Where booster pumps are used, t otal booster pump capacity shall be at least equal to peak flow. Booster pumps shall be in duplicate.(c) Booster pumps shall be connected to a flat, secure surface of sufficient strength to withstand vibration, thrust, and weight. The installed elevation of the pump base shall be at least 8 inches above the finished floor in the pumphouse.N.H. Admin. Code § Env-Dw 405.20
(See Revision Note at part heading for Env-Dw 405) #10612, eff 6-1-14