Provn Of Sub Soil Investigation For Otm Accn For Inf Bn At Dahung ( Phase-Ii ) ( Sub Phase-Ii ) At Tenga, GE 859 EWS-West Bengal

Provision Of Sub Soil Investigation For Otm Accn For Inf Bn At Dahung ( Phase-Ii ) ( Sub Phase-Ii ) At Tenga , Provn Of Soil Investigation For Otm Accn For Inf Bn At Dahung ( Phase-Ii ) ( Sub Phase-Ii ) At Tenga , Mobilszation Charge For Shifting Of Equipment , Sitting And Subsurface Investigation Report Shall Be Provide Including All Factual Data - ( A ) Brief Description Of The Project And Structures . ( B ) The Purpose And Scope Of The Geotechnical Investigation . ( C ) The Authorisation For Conducting Such Investigation . ( D ) Geographical And Geological Brief Of The Project Site . ( E ) Seismic Details Of The Project Site . ( F ) Brief Procedures Of The Investigation In The Field And Laboratory . ( G ) A Map Showing The Investigation Area And Relevant Features Of The Land And The Project And Location . ( H ) The Factual Report Shall Provide The Dates Of Field And Laborartory Investigation . ( J ) Presenting Complete Investigation Data In The Prescribed Format And Format And Format Including Important Observation During Investigation Such As Ground Water Table Condition , Observations In The Nearby Water Resourses Water / Drilling Mud During Boring And Drilling , Collapse Of Boreholes , Pre-Boring Requirements Etc . ( K ) Design Parameters Relevent To The Facility Being Constructed . ( M ) A Comments On The Adequacy Of Investigation In Establishing The Vertical And Horizontal Variability In The Subsoil Conditions . A Justified Suggestion For Additional Geotechinical Investigation For Establishing The Subsoil Condition May Be Given The Factual Report . As Per Location And Proper Position For Testing , Arranging Labour Etc At Places In Tenga , Packing Up After Completion Along With Making Good The Same As Per Instruction Of Engineer-In Charge . , M & L For Standard Test Method For Cbr ( Callifornia Bearing Ratio ) Of Soils In Place Is 272 ( Part Xxxi ) 190 All Sites Must Be Specified By Ge And Directed By Engr-In-Charge , M & L For Standard Test For Modulus Of Sub Grade Reaction ( K Value ) Is 9214 ( 1979 ) All Sites Must Be Specified By Ge And Directed By Engr-In-Charge , Provision Of Bore Hole 150 Mm Dia All Kind Of Soil Max Up To The Depth Of 10 . 00 M Each Bore Hole Collection Of Sample 1 . 5 M , 2 M And Every 1 . 50 M Interval Collection Of Disturbed And Undisturbed Sample Upto The Depth Of 15 . 00 M As Per Direction Of Department Engineer -In Charge As Per Relevant Is-1892-1979 ( Reaffirmed 2016 ) . The Following Details / Data May Also Be Given :- ( A ) Identification And Classiication Of Soil / Rock Based On The Physical And Engineering Properties Incl Basic Properties I . E . Liquid , Plastic Limit , Natural Moisture Content , Specific Gravity , Bulk And Dry Density , Type Of Soil Grain Size , Stratification Of Soil , Ground Water Table Location And Other Properties . ( B ) Evaluation Sheet Parameters Of Undisturbed Soil Samples By Adopting Direct Shear Test . ( C ) Evaluation Of Safe Bearing Capacity With Respect Of Sheer Failure Test And Permissible Settlement ( Total And Differential ) . ( D ) The Subsurface Investigation Report Shall Also Provide Geotechinal Interpretatior The Investigation On Following Lines :- ( I ) The Site Reconnaissance Data And The Entire Data From The Investigation Are Criticaly Reviewed And Analysed To Arrive At Geotechnical Models That Are Suitable For Design Of Foundation Suitable For The Structures Envisaged In The Report . ( Ii ) The Interpretative Report Shall Provide All Necessary References And Typical Calculation Used In Arriving At Such Geotechinical Model . ( Iii ) This Report Shall Provide Typical Use Of The Model For Arriving At The Safe Design Loads On Different Forms Of Foundation And The Details On The Suitability Difference In Ground Improvement Schemes If Found Relevant In The Project Site . The Report Shall Dwell Upon Various Options Of Foundation Types Suitable With Respect To The Existing Subsoil Conditions . ( Iv ) The Interpretative Report Shall Comment Upon The Suitability Of The Site Under Expected Systemic Activites And Recommedn Remedial Mitigation Procedures Sugget Additional Investigation Required To Complete Such Study . ( V ) The Report Shall Provide An Executive Summary Based On Which The Esign Recommedation For The Foundation For Different Structures In The Project Can Be Completed . ( Vi ) The Interpretative Report Shall Clearly Stipulate The Adequacy Or Inadequacy Of The Avilable Investigation Datat In The Formulation Of Various Geotechinal Model Recommended In The Project . ( Vii ) The Geotechinal Engineer To Use The Data From Different Investigation Procedures Collectively Or Independently To Arrive At The Desired Geotechnical Models . However , It Is Necessary To Establish That Necessary Consistency In The Data And The Interpreted Results Between The Investigation Procedures . ( E ) The Depth Of Ground Water Table ( Gwt ) Below Ground Level And Also Information About Its Seasonal Variation . ( F ) The Report Shall Contained Sufficient Photographs Of Subsurface Exploration At Site . ( G ) The Subsurface Investigation Report Shall Be Vetted By Any Iit / Nit / Government Engineering College Of Repute . , Provision Of Bore Hole 150 Mm Dia All Kind Of Soil Max Up To The Depth Of 6 . 00 M Each Bore Hole Collection Of Sample 1 . 5 M , 2 M And Every 1 . 50 M Interval Collection Of Disturbed And Undisturbed Sample Upto The Depth Of 15 . 00 M As Per Direction Of Department Engineer -In Charge As Per Is-1892-1979 ( Reaffirmed 2016 ) . The Following Details / Data May Also Be Given :- ( A ) Identification And Classiication Of Soil / Rock Based On The Physical And Engineering Properties Incl Basic Properties I . E . Liquid , Plastic Limit , Natural Moisture Content , Specific Gravity , Bulk And Dry Density , Type Of Soil Grain Size , Stratification Of Soil , Ground Water Table Location And Other Properties . ( B ) Evaluation Sheet Parameters Of Undisturbed Soil Samples By Adopting Direct Shear Test . ( C ) Evaluation Of Safe Bearing Capacity With Respect Of Sheer Failure Test And Permissible Settlement ( Total And Differential ) . ( D ) The Subsurface Investigation Report Shall Also Provide Geotechinal Interpretatior The Investigation On Following Lines :- ( I ) The Site Reconnaissance Data And The Entire Data From The Investigation Are Criticaly Reviewed And Analysed To Arrive At Geotechnical Models That Are Suitable For Design Of Foundation Suitable For The Structures Envisaged In The Report . ( Ii ) The Interpretative Report Shall Provide All Necessary References And Typical Calculation Used In Arriving At Such Geotechinical Model . ( Iii ) This Report Shall Provide Typical Use Of The Model For Arriving At The Safe Design Loads On Different Forms Of Foundation And The Details On The Suitability Difference In Ground Improvement Schemes If Found Relevant In The Project Site . The Report Shall Dwell Upon Various Options Of Foundation Types Suitable With Respect To The Existing Subsoil Conditions . ( Iv ) The Interpretative Report Shall Comment Upon The Suitability Of The Site Under Expected Systemic Activites And Recommedn Remedial Mitigation Procedures Sugget Additional Investigation Required To Complete Such Study . ( V ) The Report Shall Provide An Executive Summary Based On Which The Esign Recommedation For The Fo

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INR 13.96 Lakhs /-