Tender For Detail Soil Investigation Of The Plot No - Iie/8 And Adjacent Area In New Town, Kolkata., 24 Paraganas North-West Bengal

Detail Soil Investigation Of The Plot No - Iie/8 And Adjacent Area In New Town, Kolkata.- 1 Mobilisation Charges of all tools & Plants along withaccessories, material, labour, supervision etc. at site of workrequired in connection with boring and testing work, including setting up boring rigs and shifting to different Bore-hole points etc. and also including withdrawal of same from the site after completion of work, complete as per direction of Engineer-in-Charge.b) Detailed InvestigationNote : Payment will be made after successful completion ofwork. Preliminary Investigation is mainly for collection of disturbed samples where deployment of heavy machineries is not involved. 2 Labour for making Bore-Holes of 150mm to 250mm dia. byany standard method to any depth below ground level / bedlevel in all kindsof soil like clay, silt, sand, stiff clay, mixed soils etc. exceptrocks (for the purpose of collecting Disturbed & Un disturbedsoil samples, conducting Standard Penetration Test at suitableintervals etc.) including preparation and submission ofbore-log asper IRC : 75 and 78 and Clause 2400 of Specifications forRoad & Bridge Works (5th Revision), Published by IRC, andalso includinghire charges of tools and plants complete as per the directionof Engineer-in-Charge.a) When Casing pipe is used to prevent collapse of bore hole(casing pipe to be finally withdrawn)(i) Depth 0m to 10m 3 (ii) Depth greater than 10m and upto 20m 4 (iii) Depth greater than 20m and upto 30m 5 (iv) Depth greater than 30m. and upto 40m 6 B Field Investigation:v) Collection of Undisturbed soil sample from the bore holeto be made by the concerned Division / Party at their cost.(i)0.0m - 10.0m 7 (ii)10.0m-20.0m 8 (iii)20.0m-30.0m 9 (iv)30.0m-40.0m 10 vi) Standard Penetration Tests (S.P.T.) by Split SpoonSampler in the bore hole as per IS 2131.(i)0.0m - 10.0m 11 (ii)10.0m-20.0m 12 (iii)20.0m-30.0m 13 A. Laboratory Investigation:i) Liquid Limit as per IS 2720 (Part # V). 14 ii) Plastic Limit as per IS 2720 (Part # V) 15 iii) Grain size analysis by Sieving as per IS 2720 (Part # IV). 16 iv) Grain size analysis by Hydrometer Method as per IS 2720(Part # IV). 17 v) Determination of Water Content as per IS 2720 (Part # II). 18 vi) Determination of Specific Gravity as per IS 2720 (Part #III). 19 viii) Determination of Unconfined Compression Strength asper IS 2720 (Part # X).a) Undisturbed. 20 xiv) Determination of Consolidation Properties as per IS2720 (Part # XIV). 21 xvi) Tri-Axial Shear Test.a) Determination of Shear strength Parameters of a specimentested in Unconsolidated Undrained Tri-axial compression without measurement of pore water pressure as per IS 2720 (Part # XI). 22 Carriage of all Disturbed & Undisturbed Samples from site ofwork to the Divisional office or elsewhereincluding loadingand unloading as per direction of Engineer-in-Charge. DetailedInvestigation. 23 Preparation and submission of report in 6 (Six) copies, givingall relevant information data like site plan, Bore log and watertable, test results, calculations, discussions, suggestions andrecommendations in respect of suitable foundation etc.including determination of silt factor calculation of waterways and complete design of foundation including analysis of Bearing Capacities and settlements in bound and presentable form complete as per direction of Engineer-in-Charge.b) Detailed Investigation 24 Add CGST @9% of total amount to Rs.2,78,700.00 25 Add SGST @9% of total amount to Rs.2,78,700.00 26 Add Construction Cess @1% of total amount to Rs.2,78,700.00

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