Section Env-Wq 708.03 - Planning for Unit Process Maintenance and Dewatering Required(a) The WWTP shall be designed to facilitate unit process maintenance such that: (1) Each unit of the WWTP can be removed from service independently;(2) The design facilitates WWTP operation during unit maintenance and emergency repair so as to minimize deterioration of effluent quality;(3) Solids retention, sludge handling, and disinfection are addressed as specified in this chapter; and(4) WWTP by-passes that allow raw or insufficiently treated sewage to be discharged directly to a water course are prevented.(b) For WWTP upgrade or expansion, the technical specifications prepared per Env-Wq 703.02 shall include a detailed description of how to maintain existing WWTP operations, delineating the suggested construction sequence and number of units to be removed from treatment operation.(c) A means of unit isolation and dewatering shall be provided for each process unit.(d) Each tank shall be protected against flotation.N.H. Code Admin. R. Env-Wq 708.03
(See Revision Note at chapter heading for Env-Wq 700) #8590, eff 3-25-06
Amended byVolume XXXIV Number 46, Filed November 13, 2014, Proposed by #10693, Effective 10/15/2014, Expires10/15/2024.