Precast concrete manholes are an integral component of any modern sewer system. Precast concrete manhole sections are produced in a controlled environment, thus exhibiting high quality and uniformity. A properly designed and installed precast concrete manhole system provides superior watertight performance and will provide the long-term solution you need.
To find contact information for a precaster in your area, visit our member search. To access our buoyancy calculator for rectangular and round structures, visit our technical resources page.
NPCA members can download and customize the Manhole Installation ASTM Guide powe
Key Benefits
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