ASTM International - ASTM C858-83(2004)
Standard Specification for Underground Precast Concrete Utility Structures
|Publication Date:||1 April 2004|
|ICS Code (Concrete and concrete products):||91.100.30|
1.1 This specification covers the recommended design criteria and manufacturing practices for monolithic or sectional precast concrete utility structures. Concrete pipe and box culverts are not covered under this specification. Also, precast concrete manholes covered in Specification C 478 are excluded from this specification.