WBPWD /SS/ SR.SE/WC /NIeQ-02/2026_2027

Sub soil investigation in any type of soil including mobilization, boring relevant field and laboratory testing (as per relevant IS codes of practice and as per direction of Engineer-in-charge) with submission of reports in 6 copies including CD Still Photographs & video of each site etc. all complete containing the recommendation for foundation. (both shalow and deep foundation). A) For soil boring (Following tests to be conducted) a) For Building works i) Grain size analysis (Sieve and Hydrometer) ii) Atterberg Limits (LL,PL) iii) Dry Bulk Density iv) Moisture Content v) Specific Gravity vi) Triasial Test / Direct Shear Test vii) Unconfined Compression Test viii) Consolidation Test For : i) Purulia Division,P.W.D: 100 mtr ii) Purulia Division,Social Sector,P.W.Dte: 900 mtr Total - 1000 mtr

b) For Road Work i) Grain size analysis (Sieve and Hydrometer). ii) Atterberg Limits (LL,PL). iii) Field density along with Proctor density. iv) Soak CBR / Field CBR. v) Swelling Index. vi) Existing pavement details. For : i) Purulia Division,P.W.D:380 pit ii) Purulia Division,Social Sector,P.W.Dte: 0 pit Total - 380 pit

B) For Rock Drilling The following tests to be conduected: i) Uniaxial Compressive Strength ii) Density iii) Specific Gravity iv) Moisture Content For : i) Purulia Division,P.W.D:500 mtr ii) Purulia Division,Social Sector,P.W.Dte: 55 mtr Total - 555 mtr

Topographical Survey & leveling using ATS Machine including plotting of the existing features in the area to be surveyed following latest relevant IS codes of practice and submission of drawings in 6 Nos. hard copies and one soft copy, including identification of utility services and maintaining the accuracy level as per IS codes aling with CD of Still Photographs & Video of each site. For : i) Purulia Division,P.W.D:1905700 sqm ii) Purulia Division,Social Sector,P.W.Dte: 360000 sqm Total - 2265700 Sq.M