1.1 This practice covers general and basic procedures related to the design of manholes and components manufactured from high-density polyethylene (HDPE) for use in subsurface applications and applies to personnel access structures. The pra
ASTM
Standard Practice for Design of High-Density Polyethylene (HDPE) Manholes for Subsurface Applications
STD-52142
1997
2010-04-01
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