Indian Army Tender

Provn of making 150mm nominal dia bore hole of qty 04 numbers at various locations at 28 ED AFS Amla , Making of 150mm nominal dia bore hole of qty 04 numbers at a depth of 10 mtr at various locations of channels buildings structures in all types of soils including laterite using suitable approved method of boring including chiseling comma cleaning providing casing pipe as directed and as required comma performing Standard penetration test (finding n values) as per IS 2131 at every 1 point 5 m intervals or at change of starta comma collection of water samples and disturbed soil samples comma observations such as ground water etc comma collection of undisturbed soil sample at 3 m interval and at change of strata comma transportation of all samples to laboratory comma backfilling of boreholes on completion of same and marking of the Borehole location using Brickwork or any other suitable means comma complete all as directed by Engineer-in-Charge for depth below natural GL and boring in any types of soil from 0 to 10 m and submission of soil samples in core box alfa Carrying out soil test and submitting detailed and complete report for the following test firstly Liquid limit comma Plastic limit and shrinkage limit secondly Bulk density and moisture content thirdly Triaxial shear test fourthly Bearing capacity of soil and Suggested foundation

Recommended SBC for soil investigation , Recommended SBC should be given for alfa All the bore holes bravo Minimum at three depth viz 1point 5m comma 2 point 0m and 2 point 5m charlie The SBC should be worked out for following size of footings firstly 1 point 5 into 1 point 5m secondly 1 point 5 into 2 point 5m thirdly 2 point 0 into 2 point 5m fourthly 2 point 0 into 3 point 0m fifthly 2 point 5 into 3 point 0m

RL of the ground comma photographic record comma swelling index comma depth of GWT comma recom and marking of locations , RL of the ground level oblique foundation level with reference to a BM should invariably be mentioned in the soil investigation report comma Photographic record of geo exploration as well as testing shall also form part of the report comma Recommendation as regards possibly of liquefaction of soil in case of saturated or partially loose obliqueuncompacted sandy soils comma Swelling Index and Swelling Pressure in respect of Black Cotton Soil and its depth oblique layer comma Depth of ground water Table GWT in peak monsoon lowest and peak summer highest after correlation of results with seasonal variations of water table in the station comma Recommendation for utilization of Excavated Soil for filling under floors and Marking of location for trail pits and bore hole on site plan and The Contractor shall submit 04 Copies of Soil Investigation report in Hard Copy and Soft Copy in properly bound format as per direction of Engr in Charge