1.1 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.
Standard Terminology Relating to Steel, Stainless Steel, Related Alloys, and Ferroalloysstandard by ASTM International, 05/01/2023
Standard Practice for Assigning Allowable Properties for Mechanically Graded Lumberstandard by ASTM International, 10/01/2018
Standard Specification for Quenched and Tempered Vacuum-Treated Carbon and Alloy Steel Forgings for Pressure Vesselsstandard by ASTM International, 03/15/2023
Standard Test Methods for Solar Energy Transmittance and Reflectance (Terrestrial) of Sheet Materialsstandard by ASTM International, 05/01/2023