Bids Are Invited For Soil Investigation Job 1 - Mobilization Of Necessary Eqpt And Man Power To The Project Site And Dismantling Of The Same Of Completion Of Fd Work From The Site , Soil Investigation Job 2 - Provision Of Onebore Hole 150Mm Dia In Any Ty-Assam

Bids Are Invited For Soil Investigation Job 1 - Mobilization Of Necessary Eqpt And Man Power To The Project Site And Dismantling Of The Same Of Completion Of Fd Work From The Site , Soil Investigation Job 2 - Provision Of Onebore Hole 150Mm Dia In Any Type Of Soil Upto Max 30 Mtr Or Upto Refusal ( N=100 ) Whichever Meet First Conducting Standard Penetration Test As Per Is 2131-1981 ( Reaffirmed-2016 ) .Test Shall Be Made At Not More Than 1.5 Mtr Interval Or Non Change Of Strata Whichever Is Less. , Soil Investigation Job 3 - Provision Of Fourbore Hole 150Mm Dia Each In Any Type Of Soil Upto Max 6 Mtr Or Upto Refusal ( N=100 ) Whichever Meet First Conducting Standard Penetration Test As Per Is 2131-1981 ( Reaffirmed-2016 ) .Test Shall Be Made At Not More Than 1.5 Mtr Interval Or Non Change Of Strata Whichever Is Less. , Soil Investigation Job 4 - Conducting Following Lab Test On Bore Collected Soil Sample. ( I ) Direct / Triaxial Shear Test ( Ii ) Grain Distribution Curves & Pattern In Bore Holes. ( Iii ) Type Of Soil, C Value ( Iv ) Bulk Density ( V ) Natural Moisture Content ( Vi ) Dry Density ( Vii ) Water Table ( Viii ) Specific Gravity ( Ix ) Atterberg Limit ( X ) Hydrometer Analysis ( Xi ) Liquid & Plastic Limit ( Xii ) Swelling Index , Soil Investigation Job 5 - Completion Of Laboratory Test, Collection Of Data , Calculation Of Gross And Net Safe Bearing Capacity And Preparation Of Report, Final Copy Printing And Submission Of Report In Quintuplet Duly Vetted By Aany Iit / Nit / Govt Engg College Recommending Following Data:- ( A ) Minimum Depth Of Foundation And Type Of Foundation At Different Depth As Perr Relevant Is Code. ( B ) Gross And Net Safe Bearing Capacity For :- ( I ) All The Bore Holes. ( Ii ) Shallow Footing ( Isolated Or Strip Or Raft ) Minimum At Two Depth Viz 1.5M, 2.0M, Below Ngl With Recommended Size. ( C ) Recommendation For Raft Or Pile Foundation For Depth Of Foundation More Than 2.0 Mtr Below Ngl, Including Size, Gross And Net Safe Bearing Capacity For Raft Foundation , Design Parameters For Pile Foundation Shall Be Given. ( D ) Phtographic Record Of Geo-Exploration As Well As Testing Shall Also Part Of The Report. ( E ) Recommendation As Regards Possibility Of Liquefaction Of Soil In Case Of Saturated Or Partially Saturated Loose / Uncompacted Sandy Soil.Technology To Counter Liquefaction ( Sand Pile / Stone Column ) Etc May Also Be Explored Before Finalising Type Of Foundation. ( F ) Swelling Index And Swelling Pressure In Respect Of Black Cotton Soil And Its Depth / Layer. ( If Any ) . ( G ) Depth Of Gr. Water Table ( Gwt ) In Peak Monsoon ( Lowest ) Peak Summer ( Highest ) After Correlation Of Result With Seasonal Of Water Table In The Station. ( H ) Recommedation For Filling Under Floors. ( J ) Rl Of The Ground Level / Foundationlevel With Ref To A Bm Should Invariabily Be Mentioned In The Soil Investigation Report. Total Quantity : 1

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Sl. No.	Item Title	Item Description
1	Soil Investigation Job 1	Mobilization of necessary eqpt and man power to the project site and dismantling of the same of completion of Fd work from the site
2	Soil Investigation Job 2	Provision of oneBore hole 150mm dia in any type of soil upto max 30 mtr or upto refusal(N=100) whichever meet first conducting standard penetration test as per IS 2131-1981 (reaffirmed-2016).Test shall be made at not more than 1.5 mtr interval or non change of strata whichever is less.
3	Soil Investigation Job 3	Provision of fourBore hole 150mm dia each in any type of soil upto max 6 mtr or upto refusal(N=100) whichever meet first conducting standard penetration test as per IS 2131-1981 (reaffirmed-2016).Test shall be made at not more than 1.5 mtr interval or non change of strata whichever is less.
4	Soil Investigation Job 4	Conducting following lab test on bore collected soil sample. (i) Direct / Triaxial Shear Test (ii) Grain distribution curves & pattern in bore holes. (iii) Type of soil, C value (iv) Bulk density (v) Natural moisture content (vi) Dry density (vii) Water table (viii) Specific gravity (ix) Atterberg limit (x) Hydrometer analysis (xi) Liquid & Plastic limit (xii) Swelling Index
5	Soil Investigation Job 5	Completion of laboratory test, collection of data , calculation of Gross and Net Safe Bearing Capacity and preparation of report, final copy printing and submission of report in quintuplet duly vetted by aany IIT/NIT/Govt Engg College recommending following data:- (a) Minimum depth of foundation and type of foundation at different depth as perr relevant IS code. (b) Gross and Net Safe Bearing Capacity for :- (i) All the bore Holes. (ii) Shallow footing (Isolated or Strip or Raft) minimum at two depth viz 1.5m, 2.0m, below NGL with recommended size. (c ) Recommendation for raft or pile foundation for depth of foundation more than 2.0 mtr below NGL, including size, Gross and Net Safe Bearing Capacity for raft foundation , design parameters for pile foundation shall be given. (d) Phtographic record of geo-exploration as well as testing shall also part of the report. (e) Recommendation as regards possibility of liquefaction of soil in case of saturated or partially saturated loose/uncompacted sandy soil.Technology to counter liquefaction (Sand pile/stone column) etc may also be explored before finalising type of foundation. (f) Swelling index and swelling pressure in respect of black Cotton soil and its depth/layer.(if any). (g) Depth of Gr. Water Table (GWT) in peak monsoon (lowest ) peak summer (highest) after correlation of result with seasonal of water table in the station. (h) Recommedation for filling under floors. (j) RL of the Ground level/Foundationlevel with ref to a BM should invariabily be mentioned in the soil investigation report.