ASTM C891
Full Name
ASTM C891 – Standard Practice for Installation of Underground Precast Concrete Utility Structures
Scope
This practice covers the procedures to be followed in the planning, site preparation, and installation of underground precast concrete utility structures.
Concrete pipe and box culverts are not covered under this practice. Also, precast concrete manholes covered in Specification C478 are excluded from this practice.
Keywords
precast concrete utility structures; underground; installation