N.H. Code Admin. R. Env-Wq 1002.70 – “Standard dimension ratio (SDR)” means the ratio of pipe diameter to pipe wall thickness | Midpage
§ Env-Wq 1002.70
N.H. Code Admin. R. Env-Wq 1002.70
“Standard dimension ratio (SDR)” means the ratio of pipe diameter to pipe wall thickness
Effective Feb 1, 2026(See Revision Notes #1 and #2 at chapter heading for Env-Wq 1000) #11184, eff 10-1-16; ss by #14486, eff 2-1-26, EXPIRES: 2-1-36 (formerly Env-Wq 1002.69)Water Quality and Quantity Programs
Source. (See Revision Notes #1 and #2 at chapter heading for Env-Wq 1000) #11184, eff 10-1-16; ss by #14486, eff 2-1-26, EXPIRES: 2-1-36 (formerly Env-Wq 1002.69)