bids are invited for boq total quantity : 1--soil testing for determination of k value for concrete road soil testing and investigation in place ( filed investigations ) determinations of cbr values and k values. conduction physical fileld testing using 75 cm dia circular plate load tesing with the help of mechanically operated special t&p. tesing and investigation in place i.e field tesing and related laboratory testing will be carried out as per the standard methods and procedures in accordance of is codes, soil tesing mauals etc including making good disturbing potion tests and investigation to be carried out and marked / plotted on charts. talbes are as under cbr ( california beraing ratio ) of soils in place as per is 2720 ( part xxxi ) of 1990 and soil manual ( the asphalt institue ) series no. 10. modulus of sub grade reactions as per is-9214 of 1979 and also to determine the existing soil profiles. laboratory determinations of permability as per is-2720 ( part 36 of 1987 ) particle / grain size analysis and determination of soil constants : in accordance of is-2720 ( part-iv ) 1985. liquid limits, plastic limit and plasticity index : as per is-2720 ( part v ) 1985. relativity moisture density test : as per is-2720 ( part ii ) 1980 for heavy load pavements as per is-2720 ( part-vii ) 1983. in place density a : as peris1720 ( part-xxix ) 1975. cbr ( california bering ratio ) of labortory compacted soils : as per is-2720 ( part - xvi ) 1987, including determination of existing soil profiles. swelling properties and swell indes : as per is-2720 ( part-xl ) 1977 and ( part-xli ) 1977. soil classification : as per is-1498 of 1970 for engineering purposes. determination of organic materials in soils : in accordance of is-2720 part xxii of 1972. laboratory determinations of permeability : as per is-2720 ( part 36 of 1987 and part-13 of 1972 ) k value determination at depth of 500mm from top level.