Overview
4w and 11h from now left
| Tender Authority | Gujarat Water Supply And Sewerage Board |
|---|---|
| Location | Mehsana, Gujarat |
| Estimated Value | ₹ 630,092,141.24 |
|---|---|
| EMD | ₹ 6,300,922.00 |
| Document Cost | ₹ 30,000.00 |
Tender Description
Working Survey,& Providing, Supplying, Lowering, Laying, Jointing And Commissioning Various Pvc / Ms/di Rising Main And Gravity Main Pipelines, Design & Construction Rcc Sump, Pump House, Compound Wall, Approach Road, Storeshed & Supplying And Erecting Ping Machinery At Various Mhws & Shws Under Augmentation Of Vijapur Regional Water Supply With 10 Years Of Comprehensive O & M Of Entire Scope Of Work Including Existing & New Components For Supplying Water To All Beneficiary Villages/hamlets. Taluka: Vijapur, Dist.: Mahesana
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Items Total Items : 2 | Total Qty : 2
| Sr. No | Item Description | Qty | Unit |
|---|---|---|---|
| 1 | Preparing structural design of RCC Under Ground / Partially under ground / above high ground level Reservoir of required capacity as per relevant I.S.s and constructing the same, including excavation in all type of soil strata ( including rock ) including shoring strutting if required, for loose soil / to protect from collapse , casting 100mm thick P.C.C. levelling course in M-15, Refilling the pit with proper soil and disposing of the surplus stuff at all lead. Including cement plaster in CM 1:2 with approved water proofing compound to over inside container (i.e.Walls, base, top slab/dome bottem etc.) Including all types of labor and material charges of lowering, laying, erecting / hosting and jointing of pipe assembly to inlet, outlet overflow, washout and bye pass arrangement as per hydraulic design.Providing and fixing accessories CI Manhole frame and cover, water lavel indicator, adequate cowl type ventilatora or lantern type ventilator with stainless steel jali.B.B. Masonry chamber for valves. Providing and applying three coats of cement paint / snowcem to the side face of structure. It also includes satisfactory water tightness test as per relevant I.S. code and painting name of scheme and capacity on the tank as per direction of engineer in charge.List of Indian Standards for Design of GSR / SUMP:-The structural design of GSR shall be in accodance with provisions relevant I.Ss.(1) I.S. 3370, Part - 1 & 2, 2009or latest revised. (1.1) I.S. 3370 part III & IV 1965 or its latest version.(2) I.S. 456 - 2000 or latest revised.(3) I.S. 1893 - 2000 - 1984 or latest revised.(4) I.S. 875, Part - 1 to 3, 1987 or latest revised.General Specifications :-1. Water depth in container shall be adopted as per data of tender. If water depth is not specified the suitable water depth / acceptable to field engineer in accordance with hydraulic requirement shall be adopted for capacity.2. shape of container (in plan) specified by in data shall be adopted in absence circular shape shall be adopted.3. Size shall be fixed as per availability of space (land area) at site / acceptable engineer in charge.4. Effect of overlapping of pressure bulbs on soil due near by structure and proposed sump should be considered.5. Care shall be taken that no damage should occur to near by existing structure. Compensation shall be paid for the same by agency.6. The minimum concrete grade for RCC shall be M-307. HYSD Fe 415 / 500 grade reinforcing bars confirming to I.S. 1786 / 1139 shall be considered in design. CRS / TMT bars shall be provided. In saline atmosphere corrosion resistsnce stainless steel / HCR rebar shall be provided. Any other steel can be used with approval of C.E. / in situation of non availability in market without extra cost.8.Minimum size (or thickness) of various components shall be provided as per tender criteria / specifications in absence as per I.S. / Std. practice of G.W.S.S.B. Minimum dimensions specified for various components in tender data / specifications shall be provided without fail.9. The safe bearing capacity (SBC) shall be referred from SBC test report. In absence of report it shall be referred from data sheet. If poor soil is found / water table is met with during excavation SBC shall be scientifically ascertained and design shall be revise. No extra shall be paid for increase in quantity.10. DI pipes and special shall only be used if type is not specified in tender.11. The rate shall include cost of dewatering during excavation making all arrangement when water table meets within depth.12. The structure shall be designed properly to resist uplift due to ground water table specified in data or actual ground water table meets with during excavation. No extra shall be paid. If GWT / Uplift is mentioned in tender and during excavation it does not meet 7.5 percent rate shall be reduced.13. SS pipes railling shall be provided when sump is more than 1.5 meter above ground level.14. a) RCC Stair case/RCC steps should be provided from Gl to sump top slab based on the height of the GSR above/below the ground.14. b) RCC stair case with SS railing to be provided inside reservoir container. BB masonary stair cabin with MS safety door having locking arrangment to be provided for GSR, sump andd HGLR of capacity more than 7.5 lakhs liter with top slab. If dome is constructed as top slab then provided minimum opening of 900 mm x 2000 mm with curbing and SS railing around.15. Appearance of structure should be aesthetically good looking acceptable to authority.19. Agency shall engage qualified (at least graduate) consulting engineer for designing the structure and he / she shall visit the site for guidance of work.Above conditions / general specifications Sr. No. 1 to 20 are part and paecel of tender (contact) and prevail over other provisions in tender.18.When capacity of GSR / Sump is > 20 lakh liters two or suitable compartments acceptable to executive engineer shall be designed and provided.17. Any change in data, dimensions, shape, water depth, reduction in size if permitted competent authority and if it reduces quantity then payment shall be reduced prorate16. Any change in size, shape, depth below GL, height above GL, water depth, F.B., size of member etc can be permitted in exceptional case due to site condition or hydraulic design requirement by C.E. No extra shall be paid for change.20. 75 percent part rate shall be payable for concrete, reinforcement and plastering items of container until satisfactory hydraulic testing for water tightness is performed as per tender condition. Till the work shall be treated as incomplete.30 Lakh Lit Sump Capacity at Rampur RW Sump ( With water table)1nos | 1.000 | No. |
| 2 | 70 Lakh Lit Sump Capacity at Kharod Sump (Without water Table) | 1.000 | No. |
Key Dates
| Publish Date | Wed 29th July, 2026 | Bid Submission Deadline | Sat 29th August, 2026 |
|---|---|
| Bid Opening | Refer Documents |
Documents
| Document Name | Action |
|---|---|
| Tender Notice |
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