SOIL INVESTIGATION FOR PROVISION OF INFRASTRUCTURE AND ALLIED FACILITIES TOWARDS INSTALLATION AND COMMISSIONING OF RADAR AT CAMPBELL BAY AND DEMOLITION OF CONSTRUCTION OF WATER OH TANK AT INS KARDIP, KAMORTA

Amount

M & L for carrying out the soil investigation to cover field and laboratory studies which includes the following jobs to be catered under the subject contract :

Mobilisation of plants and equipment including men and materials as required at site, setting of boring/drilling as required and de-mobilisation of plants and equipments on completion of work, etc., complete (which includes conveyance of sample collected to testing lab as required for the purpose of testing)

Shifting and transportation of entire arrangements including men, materials from one bore to another bore location including and setting of bore for carrying out the test

Boring 150mm dia boreholes to any depth through following type of strata : (i) Any type of soil.

(ii) Soft Rock.

(iii) Hard Rock.

Carrying out Standard Penetration Test (SPT) as per IS 2131 including collection of disturbed soil samples in bore holes at every 1.5mtrs depth or any change of strata and submit the report with all requisite data.

Collection of undisturbed samples at 3.0 mtrs intervals or at any change of strata in 100mm bore thin wall tube of strata including waxing, sealing, packing, transporting to the lab.

Conducting a trial pit of size (1.20mtr x 1.20mtr x 3.00mtr) including collection and testing of samples.

Conducting necessary tests on all collection of disturbed samples /un-disturbed samples /SPT samples which includes determination of : (i) Shrinkage Limits (ii) Atterberg limits (iii) Natural Moisture content (iv) Wet and dry density (v) Particle size (soil grain size) (vi) Consolidation Test (vii) Triaxial shear test (viii) Specific Gravity (ix) Direct shear test (x) Testing of water sample ( Sulphates, Chlorides & pH) (xi) Free swell index (xii) Crushing strength on rock samples (xiii) Soluble salt contents (Chloride & Sulphates)

Compliation of data and preparation and submission of report in 04 Copies containing NSBC, SBC, Settelment test results, graphs, charts, calculation etc., and recommendation for foundation at 1.50 mtr, 2.00 mtr and 3.00 mtr

Note : The SBC reports shall be forwarded in following format (as per NBC 2016, Part-6, Section-2, Para 3.4.5 :- (a) Scope of investigation (b) Method of drilling bore hole (c) Sampling of bore hole (d) Visual description of soil samples (e) Ground levels alongwith ground water table level (f) Test results (both laboratory and field) including graphs (g) Photographs of equivalent used and samples collected with descriptions (h) Photographs of laboratory test samples after testing (j) General observations of vicinity (streams, foundation system adopted etc) (k) Longitudinal and transverse section profiles of substrata (l) Analysis of field and laboratory test results (m) Calculations for arriving at allowable bearing capacity as per IS and pile capacities at suitable depth (n) Recommendation for suitability of foundation (o)Line Plan of Site showing location and nomenclature of bore holes and trial pits signed by GE/ AGE.

Subudhi Technoengineers Pvt Ltd

S.M. Consultants Pvt. Ltd.

Interstellar Testing Centre Private Limited