NAME OF WORK:SOIL INVESTIGATION FOR PROVISION OF WAREHOUSE FOR GENERAL NAVAL STOREATMO (K)UNDER GE (P) (NW) KOCHI
Sl. No.
Item Description
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Mobilization
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Mobilization and demobilization charges of men and machinery at site, complete all as specified & directed.
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Shifting of machinery from one point to another, complete all as specified & directed.
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Field Work/Field Tests
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Boring/Drilling of test bore hole of 150mm dia through any type of soil using shell and auger with MS casing as per IS 1892-1979( reaffirmed 2002) upto a a depth of about 65m below ground level , collecting samples and conducting standard penetration tests at an intervel of 1.0mtr or change of strata as per relevant IS. Collecting disturbed and undisturbed samples to find out the shear parameters, grain size analysis, index properties, natural moisture content, bulk density, etc as per relevent IS code complete all as specified and directed.
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Laboratory Tests
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Conducting tests on disturbed and undisturbed samples collected to find out the shear parameters, grain size analysis,index properties, natural moisture content, bulk density, consolidation test and chemical tests etc. as per relevent IS code (IS 2720 (Part I) -1983)and detailed result showing at relevant calculations, inferences, indices and parameters shall be given in the soil reportDisturbed soil. (a) Sieve analysis and grain size distribution and hydrometer test (b) atterberg limit.(c) Natural moisture content(d) Particle size analysis test, (e) Bulk density (dry density)Un disturbed soil. a) Natural moisture content b) Bulk density c) Specific gravityd) Free swell index and swelling properties of soil e) Organic matter in soil if anyf) Consolidation test (Compressed index value)g) Triaxial compression test and determination of shear parameter(C& ϕtest)as per relevant ISh) Harmful salt (complete investigation as already ref)i)Ground water table (Maximum and min levels of ground water in the area with source of information. & Ground water table during the investigation
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Report and Recommendations
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Submitting 6 copies of complete report consisting of each and every detail of locations, borehole profiles and cross sections, description of soil strata, laboratory and field test results, comments and recommendations on type of foundation such as Pile foundation, Raft foundation etc including dia and length of pile ,size and depth of raft foundation and safe bearing capacity etc for both multi storied building and single storied building.The reports shall be preapared based on relevant IS codes and specifications. User recommondations if any shall also be considered while recommending type of foundations. The reports shall be got vetted from any IIT/ NIT/ leading Govt Engineering college as approved by GE.
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Plate load Test for finding K Value
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Mobilization and conducting the test. Setting up of loading platform, plate hydraulic jack and settlement measurement devices as per IS:1888 and loading upto the required load using aggregate to conduct the test. For conducting plate load test to determine the bearing capacity and load/settlement characteristics of soil st shallow depth by loading a plate and levelled steel plate kept at the desired depth and measuring the settlement under diffrent loads until a desired settlement takes place or failure occurs conform to IS:1888
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