Indian Army Tender

Collecting distrubed and undsturbed soil sample , Collecting distrubed and undsturbed soil sample from the locatiion of conducting SPT or DCPT at an interval of 1 m depth or at change of strata whichever occurs earlier

Conducting following lab test on disturbed soil samples , Conducting following lab test on disturbed soil samples as considered necessary according to relevant specification IS2720 and detailed result to be given in tabular form 1 Sieve analysis and Grain size distribution by Sieve analysis and hydrometer test 2 Atterberg s limit as per IS2720 Part5 1985 3 Natural moisture content 4 Particle size analysis testBulk density or dry density 5 Bulk density/dry density

Conducting following lab test on Un disturbed soil samples , Conducting following lab test on Un disturbed soil samples as considered necessary according to relevant specification IS2720 and detailed result to be given in tabular form 1 Natural moisture content 2 Bulk density 3 Specific gravity 4 Free swell index and swelling properties of soil 5 Organic matter in soil if any 6 Consolidation test compressed index value 7 Triaxial compression test and determination of shear parameters C and o test as per relvant IS 8 Harmful salt complete investigation as already ref

Analysis of liquefaction potential , Analysis of liquefaction potential for earthquake as per zone III of IS 1893 2016 part 1

Ground Water Table and HFL , Ground Water Table and HFL 1 Maximum and minimum levels of ground water in the area with source of information 2 Ground water table observed during the investigation 3 Recording the ground water table if observed upto exploration depth as per IS 6395 1973

The SBC of the soil , The SBC of the soil is required to be given as per following table calculation of bearing capacity will be governed generally as per IS 8009 Part 1 1976 IS 2720 Part 2 1980 IS 6403 1980 IS 1904 1986 and IS 1080 1985 and other relevant IS codes and detailed calculations duly showing the various soil parameters or indices shall be given in the soil report as per table as shown in scope of work in the corresponding item

Preparation of Soil investigation Report , Preparation of Soil investigation Report 1 A detailed site plan showing the approx location of each bore duly numbered as per log of borehole should be enclosed with every sites soil investigation report Location of foundation of adjacent structure espacially those that might be impacted by the proposed construction should be indicated with details in site plan 2 Every page of the Soil Investigation Report should have the Name of the Job for which Soil Investigation is being carried out In case of multiple sites of a single Job are being investigated name of each site shall be put on each page of report pertaining to the site alongwith the name of the Job 3 All pages of the Soil Investigation Report shall be serially numbered stamped and signed by the Agency carrying out the soil investigation Report should be scrutinized by GE and CWE for correctness and endorsed 4 Detailed description of field investigation soil classification and general nature of soil strata water table interpretation of test results grain size distribution curves compressive index curves site plan etc stress strain modulus by stress strain curves from triaxial tests foundation analysis and recommendations with supporting calculations regarding foundation system depth of foundation

Six copies of ink signed test reports , 4 Six copies of ink signed test reports should be submitted with details description of field investigation carried out soil classification and general nature of soil strata water table interpretation of test results grain size distribution curves compressive index curve site plan etc listed in preceding paragraphs

Photographic record of geo explorations , 5 Photographic record of geo explorations as well as testing shall also form part of the report

Plotting of a compiled sub surface profile , 6 Plotting of a compiled sub surface profile along the depth in both plan directions 7 Estimation of safe side slopes for excavation 8 Suitability of excavated material as back fill 9 To check for liquefaction potential 10 Soil investigation for ordinary rock or hard rock type soil shall be done as specified in IS 12070 1987 Table I 11 Any other pertinent information relating to foundation design considered necessary alongwith recommendation regarding type of foundation to be adopted and also recommendation on stability of soil with requirement of soil stabilization if any 12 The GE shall intimate the approximate type of construction utilization and dimensions of proposed bldgs to the consultant who based on geotechnical investigation should recommend type of foundation viz isolated or combined footing raft pile etc 13 In case of underground building basement construction or if requirement of temporary permanent deep excavation support measures during construction of building are envisaged necessary excavation support measures to be given by the consultant based on geotechnical investigations 14 Soil investigation report should be signed by M Tech Geotech 15 Transportation of equipment or mobilization or Dematerialization of equipment etc for soil investigation