Annual Rate Contract for Geotechnical Investigation at Dabidubi Page 1 of 3 and other locations of Numaligarh Refinery Limited, Assam

Amount

Mobilization of plant and personnel at site including shifting of machineries/ equipments from one test location to another, demobilisation, complete for each occasion of investigation as per instruction of Engineer-in -Charge. For each occasion of investigation, minimum 10 bore holes locations shall be provided to consultant. The unit of measurement shall be in numbers of such occasion.

"Boring of minimum 150 mm dia boreholes through all kinds of soil from GL upto & inclusive of 20m including carriage of necessary soil samples and carrying out following laboratory and field tests, as required along with preparation and submission of report complete as per direction of Engineer-In-charge: 1. Atterberg's limit (LL ,PL & SL), 2. Natural water content , 3. Bulk & dry density, 4. Specific Garvity, 5. Consolidation tests, 6. Grain size Sieve analysis; 7. Unconfined compression test on UDS collected, 8. Triaxial Tests i) Unconsolidated undrained (UU) test on UDS collected, 9. Standard penetration test in boreholes, 10. Collection of 100 mm dia undisturbed samples (UDS) from boreholes."

"Boring of minimum 150 mm dia boreholes through all kinds of soil beyond 20m and upto and inclusive of 25m including carriage of necessary soil samples and carrying out following laboratory and field tests, as required along with preparation and submission of report complete as per direction of Engineer-In-charge: 1. Atterberg's limit (LL ,PL & SL), 2. Natural water content , 3. Bulk & dry density, 4. Specific Garvity, 5. Consolidation tests, 6. Grain size Sieve analysis; 7. Unconfined compression test on UDS collected, 8. Triaxial Tests i) Unconsolidated undrained (UU) test on UDS collected, 9. Standard penetration test in boreholes, 10. Collection of 100 mm dia undisturbed samples (UDS) from boreholes."

"Boring of minimum 150 mm dia boreholes through all kinds of soil beyond 25m and upto and inclusive of 30m including carriage of necessary soil samples and carrying out following laboratory and field tests, as required along with preparation and submission of report complete as per direction of Engineer-In-charge: 1. Atterberg's limit (LL ,PL & SL), 2. Natural water content , 3. Bulk & dry density, 4. Specific Garvity, 5. Consolidation tests, 6. Grain size Sieve analysis; 7. Unconfined compression test on UDS collected, 8. Triaxial Tests i) Unconsolidated undrained (UU) test on UDS collected, 9. Standard penetration test in boreholes, 10. Collection of 100 mm dia undisturbed samples (UDS) from boreholes ,

Laboratory CBR tests as specified i. Soaked condition alongwith Modified Proctor Density including preparation and submission of report complete as per direction of Engineer-In-charge:

Laboratory CBR tests as specified ii.) Unsoaked condition alongwith Modified Proctor Density, including preparation and submission of report complete as per direction of Engineer-In-charge:

Chemical tests on water sample, including preparation and submission of report complete as per direction of Engineer-In-charge:

Chemical tests on soil sample, including preparation and submission of report complete as per direction of Engineer-In-charge:

Conducting Static Cone penetration Tests (SCPT) upto 10 tonne, including preparation and submission of report complete as per direction of Engineer-In-charge:

Conducting Electrical Soil Resistivity Tests (as specified / as per Indian standard code) including preparation and submission of report complete as per direction of Engineer-In-charge:

Conducting Plate load test at 2 m depth below FGL as per Indian standard code including preparation and submission of report complete as per direction of Engineer-In-charge:

Conducting Plate load test at 5.5 m depth below FGL as per Indian standard code including preparation and submission of report complete as per direction of Engineer-In-charge:

Conducting Block Vibration test at 2.5m depth or above water table (as specified / as per Indian standard code) including preparation and submission of report complete as per direction of Engineer-In-charge:

Conducting Cyclic Plate Load Test at 2m depth as per latest relevant IS codes including preparation and submission of report complete as per direction of Engineer-In-charge:

Conducting Cross hole shear wave test in boreholes at 1.5 meter ,3 meter, 4.5 meter ….up to 30 meter depth below ground level in all type of soil including drilling and preparation of required number of bore holes for source and receiver, providing PVC liner, grouting and backfilling with sand after completion of the test interpretations of data, preparation of report, revision and submission of the draft reports and final report etc all complete as per IS/ ASTM/standard specifications and as directed by EIC Upto 30 m

C E Testing Company Pvt. Ltd.

Xplorer Consultancy Services Pvt. Ltd.

SKP Projects Pvt. Ltd.

BPC Consultant India Pvt Ltd

CONSTELL CONSULTANTS PVT. LTD.