Example: stock market
Precast Duct Banks
Found 2 free book(s)
SECTION 16111D — UNDERGROUND DUCTS, MANHOLES, …
www.uc.edu5. Support: Duct banks shall be supported on a full bed of concrete and shall not be supported on bricks, blocks, or rocks. Support for ducts shall be on approved spacers of precast concrete, high-impact polystyrene, or high-density polyethylene (not less than .96 specific gravity); minimum spacing of spacers to be 5-foot intervals. Concrete shall
Specification Standards Communications Underground …
it.unm.eduincluding conduits systems, duct banks, manholes and grounding; shall fully comply to the requirements of the UNM PPD Engineering & Energy Services Design Standards, Electrical Specifications for Contractors and UNM Personnel doing work at the University of New Mexico and the Utility Division’s Utility Design Guidelines including but not limited