TANK FOUNDATION WORKS – TK 313/314/264

Exc soil 0-1.5m — xcavation (upto 1.5m depth) for foundations, trenches, drains, roads etc. in all types of soil, levelling/ compaction of the excavat surface etc. all complete. Soil/soft murrum will be classified as which can be removed easily by using axes, pick-axe/crow bars/sho ls etc."

Exc soil 1.5-3m — xcavation (1.5m to 3m depth) for foundations, trenches, drains, roads etc. in all types of soil including soft murrum, levelling / c paction of the excavated surface etc. all complete. Soil/soft murrum will be classified as which can be removed easily by using axes pick-axe/crow bars/shovels etc."

Exc soft rock 0-1.5m — cavation (upto 1.5m depth) for foundations, trenches, drains etc. in all types of hard murrum, soft rock, leveling /compaction of th excavated surface etc. all complete

Exc soft rock 1.5-3m — cavation (1.5m to 3m depth) for foundations, trenches, drains etc. in all types of hard murrum, soft rock, leveling /compaction of t excavated surface etc. all complete.

Exc hard rock 1.5-3m — xcavation (upto 1.5m depth)for foundations, trenches, drains, roads etc. in all types of HARD ROCK by chiselling / USING MECHANICAL UIPMENT including stacking the useful boulders / rock within the premises as directed. (Measurements shall be by stacks, less 50% vo s OR Initial and final levels of the excavated area as per the decision of E-IC) (Rocks which cannot be removed by PICK / AXES and O WEDGING and which would require BREAKER OR EQUIVALENT EQUIPMENT will be classified as HARD ROCK)."

Exc hard rock 1.5-3m — xcavation (1.5m to 3m depth) for foundations, trenches, drains, roads etc. in all types of HARD ROCK by chiselling / USING MECHANICA EQUIPMENT including stacking the useful boulders / rock within the premises as directed. (Measurements shall be by stacks, less 50% ids OR Initial and final levels of the excavated area as per the decision of E-IC) (Rocks which cannot be removed by PICK / AXES and R WEDGING and which would require BREAKER OR EQUIVALENT EQUIPMENT will be classified as HARD ROCK)."

Backfilling — ackfilling with excavated earth/ available earth IN THE REFINERY in the pit / trenches/foundations/roads etc. includes full compacti , either with manual ramming/ roller as per site condition"

Disposal outside MR — isposal to a BMC designated/private dumping location, proof of outside disposal to be produced like Out Going gate Pass of Refinery BMC Challan etc.whichever is applicable. This item will be extra over and above the items of excavation/ dismantling etc. for the di osal of excess/surplus debris/ earth generated at the site on the actual qty. of excavation/dismantling irrespective of the qty to b disposed. Payment shall be made to vendor based on initial and final levels of the excavated area which shall also be reconciled wit truck measurements (reduced by 30% for voids). The minimum of both will be payable. DISPOSAL AREAS OUTSIDE PLANT BOUNDARY TO BE ARRA ED BY THE CONTRACTOR. Royalty & taxes as applicable for disposal outside plant limits to be borne by the Contractor"

RMC M5 or 1:5:10 — oviding and laying PLAIN CEMENT CONCRETE for all depths below and upto plinth level in foundations, drains, fillings, non-suspended oors, pavements & ramps or any other works etc. including shuttering, tamping, ramming, vibrating, curing etc. all as specified in a shape, position, thickness and finishing the top surface rough or smooth as specified and directed all complete. OR nominal mix of 5:10 by mass (1 Cement : 5 Coarse Sand : 10 Crushed Stone Aggregates/Gravels) with 20mm and down size graded crushed stone aggaregat /gravels. ALL MATERIALS INCLUDING CEMENT SUPPLIED BY THE CONTRACTOR.

RMC M20 or 1:1.5:3 — oviding and laying PLAIN CEMENT CONCRETE for all depths below and upto plinth level in foundations,drains, fillings, non-suspended f ors, pavements & ramps or any other works etc. including shuttering, tamping, ramming, vibrating, curing, etc. all as specified in a shape, position, thickness and finishing the top surface rough or smooth as specified and directed all complete for concrete grade 0 with 20mm and down size graded crushed stone aggaregates/Gravels. OR nominal mix of 1:1.5:3 by mass (1 Cement : 1.5 Sand : 3 Crush Stone Aggregates/Gravels) with 20mm and down size graded crushed stone aggaregates/gravels. ALL MATERIALS INCLUDING CEMENT SUPPLIED Y THE CONTRACTOR.