IS 4634 : 1991 Methods for testing performance of batch-type concrete mixers

1 Scope

1.1 This standard covers the method of test for assessing theperformance of batch type concrete mixers sizes conforming to IS1791 : 1985.

2 References

IS 269 :1989Specification for 33 grade ordinary Portlandcement

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

IS 455 :1989Specification for portland slag cement

IS 460 : Part 1 :1985 Specification for test sieves:Part 1 Wire cloth test sieves

IS 460 : Part 2 :1985 Specification for test sieves:Part 2 Perforated plate test sieves

IS 1199 :1959Method of sampling and analysis of concrete

IS 1489 :1991Specification for portland pozzolana cement

IS 1791 :1985Specification for distributors for hot tar andbitumen

IS 2386 : Part 1 :1963 Method of test for aggregates for concrete:Part 1 Particle size and shape

IS 8112 :1989Specification for 43 grade ordinary portlandcement