Precast Manholes are used in sanitary sewer and storm drain systems for access, observation and junctions.
They are a good choice for:
All manholes and vertical structures can be provided for highway, railroad or aviation loading.
Precast Manholes can be used for the following:
Precast circular vertical structures can be used for the following:
Precast circular manholes and vertical structures can be provided with the following features:
Precast Circular Manholes and vertical structures are normally available in diameters of 48 inches through 144 inches.
The following joints are normally available for precast circular manholes and vertical structures:
The following specifications apply to precast circular manholes: