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| Tender ID | 3471548 |
|---|---|
| Organisation Name | Bhabha Atomic Research Centre |
| Tender Brief | Corrigendum : Construction Of New Cap Building At North Site, Barc, Trombay, Mumbai-85. |
| Last Date For Submission | 21st Apr, 2026 |
| Opening Date | 24 Apr, 2026 |
| Document Cost | 0.00 |
|---|---|
| EMD | 6454834.00 |
| Estimated Cost | 462274000.00 |
| City | Mumbai |
|---|---|
| State | Maharashtra |
| # | Item | Qty | Units |
|---|---|---|---|
| 1 | SECTION - A : Piling Works Forming vertical piles by boring through fill and all kinds of soils including hard murrum with gravel and chiselling through occassional boulders and soft / weathered / hard rock by continuous mud circulation technique using bentonite slurry and/or bailer boring / Rotary Drilling method as specified, including conducting Standard Penetration test all as instructed by Engineer In Charge, carting away the bored excavated soil upto a lead of 600 M, fixing reinforcement as per drawing, casting the piles with Specified grade concrete by tremie only, using graded stone aggregates of maximum size 20 mm, ordinary portland cement or portland pozzolona cement (as approved) with minimum cement content as per the latest revision of relevant IS codes and with water cement ratio including the water contained in the aggregates not exceeding 0.40 etc. all as specified. The Rate includes concreting a minimum of 600 mm above specified cut-off levels (actual cutoff may vary depending upon site condition), cutting/breaking of piles (using mechanical means preferably hydraulic Pile chipping machine) from concrete top upto cut-off level specified including cost of all materials, admixtures, (Naphthalene/Melamine based or approved super plasticisers), if used with the prior approval of Engineer-in-Charge. Including transporting, mobilisation, erection, commissioning all necessary plant equipment and removal of same after completion as required & directed by Engineer-in-Charge, excavation, dewatering by pumps or well points and also for cut-off chipping, forming/ finishing pile top at cut - off level all as required etc. excluding cost of Steel Reinforcement but including cost of boring with bentonite solution and temporary casing for approprite length for setting out and removal of same complete. The boring shall be done by Hydraulic Rotary Pilling Rigs only. The rate shall be inclusive of transportation & erection of all type of plants, & tools, labour etc. along with RMC (Ready Mixed Concrete) brought from inside/outside BARC Trombay premises complete as directed by Engineer-in-Charge. Note : 1) The contractor shall carry out SPT in 1st pile cast in each group/ pile cap in order to establish change of strata (COS) for measurement and record purpose. 2) The rate shall be inclusive of cost of bentonite slurry for pile bore stabilization. 3) The height of concrete above pile-cut off level shall be minimum 600 mm. Any shortfall, after pile breaking, shall have to be built up by the contractor at their own cost and nothing extra will be paid on this account.. ( Approximate depth of Pile is 12-15 metres) | ||
| 2 | Part of pile in fill and all kinds of soils including hard murrum with gravel, soft rock and occassional hard/weathered rock & boulders (M 40 Grade Concrete). For 600 mm dia piles | 5,465.00 | M |
| 3 | Part of pile in hard / weathered rock (M 40 Grade Concrete). For 600 mm dia piles | 1,356.00 | M |
| 4 | Empty boring, to be measured from working ground level to cut-off level of piles having following diameter: Note:The rate shall include (1) the cost of concrete of M40 grade from 600mm above cut-off level upto working ground level/casing top considering overflow for visual inspection, before tetermination of casting of the pile. (2) cutting/breaking of piles from overflow concrete top upto 600mm above cut-off level. For 600 mm dia piles. | 1,655.00 | M |
| 5 | Conducting Initial load testing of piles in accordance with the latest version of IS:2911 (PART IV) including transporting , mobilisation, erection, commissioning all necessary plant, equipment and removal of same after completion as required & directed by Engineer-in-Charge. The scope of work includes installation of loading platform (including construction of anchor piles or kenteledge load) and preparation of pile head or construction of Test cap and dismantling of test cap after test and removal of same after completion as required etc. complete as per specification & as directed by the Engineer-in-Charge at site. Note: (1) Detailed test report to be submitted by the contractor. (2) The rate shall be inclusive of boring, RCC, casting of initial test piles with reinforcement, breaking of pile above cutoff level etc). |
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