Procurement Opportunity: Soil Invesigation 1,Soil Invesigation 2,Soil Invesigation 3,Soil Invesigation 4,Soil Invesigation 5 in SOUTH ANDAMAN, ANDAMAN & NICOBAR

Shifting of menmaterials and equipments from one bore to another bore location including setting of boringor drilling as required and as directed by EngrinCharge.

Soft Rock

Collection of undisturbed soil samples at every 3m intervals or at any change of strata in 100mm bore thin walled tube including waxingsealingpackingtransporting to the lab.

Conducting necessary test on all collected samples of each bore hole which includes the determination of i Atterberg limits ii Natural moisture content iii Wet and dry density iv Soilor particle size using sieve Hydrometer Analysis and shear strength test unconfined compression v Triaxial shear test C determination vi Shrinkage limit vii Consolidation test incl preconsolidation pressure viii Specific gravity test for sandor rock ix Crushing strength of Rock sample x Permeability test xi Testing of water sample including PH determination 02 sample xii Free swelling index xiii Soluble salt content chloride and sulphate xiv Shear strength test un confined compression

Provision of Consultancy services for design of soil stabilization soil retaining structures RCC Retaining wall Gabion Basket Wall Other suitable stabilizaion work at Vayu Vihar consisting of following scope of works Carrying out detailed aerial survey and aerial photography using UAV Drone for the area of subject site Approx area 6500 Sqm and Processing of data and production of 3D Image and Generation of cross section at every 30m and contour plan of the surveyed area and Reviewing the drone surveytopographical survey and geotechnical investigation data and Conducting SRT with 24 electrodes 5m spacing between electrodes and 20m depth and Carry out any other geotechnical investigation as may be required for providing the consultancy services and Determining the root cause for soil subsidence at site and Carrying out analysis for slope stabilizationor landslide mitigation measures which is to include drainage plan and Carrying out analysis for slope stabilizationor landslide mitigation measures which is to include drainage plan and Providing detailed drawing and design for slope stabilizationor landslide mitigation measures 10 Copies of tracing sheetor colour sheetstwo sets of CD and Providing BoQ and Technical specifications as required for slope stabilizationor landslide mitigation measures

Inspection of the site during the execution of the work by qualified Senior Geotech Engineer having minimum experience of 05 Years and executed similar nature of the work including all transportaionlodgingboarding and conveyance etc.Minimum Gap bor w two visits should be 02 Months or as per site requirement as directed by EngineerinCharge