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 Typ-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

Sr No	CorrigendumDate	Corrigendum	CorrigendumType	NewSubmissionDate
1	01-11-2021			08-11-2021

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