IS 12592 : 2002 Precast Concrete Manhole Cover and Frame - Specification

1 Scope

This standard covers the requirements for precast steelreinforced cement concrete manhole covers and frames intended foruse in sewerage and storm water drainage.

2 References

IS 269 : 1989 Specification for ordinary Portland cement, 33 grade

IS 383 : 1970 Specification for coarse and fine aggregates from natural sources for concrete

IS 432 Specification for mild steel and medium tensile steel bars and hard-drawn steel wire for concrete reinforcement:

Part 1 : 1982 Mild steel and medium tensile steel bar

Part 2 : 1982 Hard-drawn steel wire

IS 455 : 1989 Specification for Portland slag cement

IS 456 : 2000 Code of practice for plain and reinforced concrete

IS 1489 Specification for Portland-pozzolana cement:

Part 1 : 1991 Flyash based

Part 2 : 1991 Calcined clay based

IS 1786 : 1985 Specification for high strength deformed steel bars and wires for concrete reinforcement

IS 2062 : 1992 Specification for steel for general structural purposes

IS 6909 : 1990 Specification for supersulphated cement

IS 8041 : 1990 Specification for rapid hardening Portland cement

IS 8043 : 1991 Specification for hydrophobic Portland cement

IS 8112 : 1989 Specification for 43 grade ordinary Portland cement

IS 9103 : 1999 Specification for admixtures

IS 12269 : 1987 Specification for 53 grade ordinary Portland cement

IS 12330 : 1988 Specification for sulphate resistance Portland cement