Tender For Construction Of 4.50 M Dia Infiltration Well 3 Nos At Vallanadu Head Works On A River Bed
Tender Value
63 Lakhs
Estimated cost
Bid Submission
01 Sep 2026
7 days left
EMD
63000
Bank guarantee accepted
Document Fee
Ref. Documents
Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
Tuticorin → Tamil Nadu
EMD Exemption
Not Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Tender for Construction Of 4.50 M Dia Infiltration Well 3 Nos At Vallanadu Head Works On A River Bed
BOQ
| Sl. No. | Item Description |
| 1 | Providing and laying in position, standardised concrete Mix M-20 Grade by insitu machine mix concrete adopting weighing batch method in accordance with IS 456 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement content of 325 kg/m3 and maximum water cement ratio of 0.55, including admixture (plasticiser / super plasticiser) in recommended proportions as per IS:9103 to accelerate, retard setting of concrete, improve workability without inspiring strength and durability with about (5 Cu.m) 7730 kg. of 20mm machine crushed stone jelly and with about (3.3 Cu.m) 5156 kg. of 10-12mm machine crushed stone jelly and with about (4.79 cu.m) 7670 kg. of crushed stone sand, but excluding cost ofreinforcement grill and fabricating charges, centering and shuttering and also including laying,vibrating with mechanical vibrators, finishing, curing, etc. and providing fixtures like fan clamps in the RCC floor/ roof slabs wherever necessary without claiming extra, etc.,complete complying with standard specification and as directed by the departmental officers. The coarse and fine aggregates to be used should comply with the requirements of IS standards. (No separate payment will be made by the Department for the excess usage of materials). |
| 2 | Porus concrete using 20 mm HBG stone in cement and aggregate of 1:4 (one cement and four HBG jelly) for stiening of infiltration well exluding cost of centering but incliding curing etc. complete and as directed by the officers. |
| 3 | Plastering the surface of walls with Cement Mortar 1:4 (One cement and Four plastering sand), 12mm thick in all floors including mortar plasticizer at 200ml per 50Kg of cement used, curing etc., complete complying with standard specification and as directed by the departmental officers. |
| 4 | Supplying and painting the walls with two coats of cement paint as instructed by the departmental officers including preparation of surface curing, etc., complete in all floors complying with standard specifications and as directed by the departmental officers. (The colour and shade of the cement paint shall be got approved by the Executive Engineer before use of |
| 5 | Supplying and erecting centering for plane surfaces such as RCC Floor Slab, Roof Slab, Loft, Landing Slabs, etc with necessary supports and strutting upto 3.60m height in all floors with all cross bracings using MS Sheets made of 10 gauge thick welded with MS angle of Size 25mm x 25mm x 3mm for boarding laid over steel adjustable span of size 2m x 2m (expandable upto 3.60m) and supported by Steel Adjustable Telescopic Props of Size 2m x 2m (expandable upto 3.60m) made with outer steel pipe with dia 50mm (3.60mm thick) and inner steel pipe with dia 40mm (2.90mm thick) , etc complete complying with standard specifications. Steel adjustable span and Steel Adjustable telescopic props shall be provided as directed by the departmental Officers. (Payment for centering shall be given after the concrete is laid).. |
| 6 | Curved Surface |
| 7 | Supplying and erecting centering for plane surfaces such as RCC Floor Slab, Roof Slab, Loft, Landing Slabs, etc with necessary supports and strutting upto 3.60m height in all floors with all cross bracings using MS Sheets made of 10 gauge thick welded with MS angle of Size 25mm x 25mm x 3mm for boarding laid over steel adjustable span of size 2m x 2m (expandable upto 3.60m) and supported by Steel Adjustable Telescopic Props of Size 2m x 2m (expandable upto 3.60m) made with outer steel pipe with dia 50mm (3.60mm thick) and inner steel pipe with dia 40mm (2.90mm thick) , etc complete complying with standard specifications. Steel adjustable span and Steel Adjustable telescopic props shall be provided as directed by the departmental Officers. (Payment for centering shall be given after the concrete is laid). |
| 8 | Plane Surface |
| 9 | Supply, delivery fabrication and placing in position of MS, RTS rods for reinforcement for binding ring, pilasters, oof slab and well curb including cost of binding wire etc. complete and as directed by Officers. |
| 10 | RTS Rod |
| 11 | sinking of infiltration well of 4.50 m internal dia and 5.4 m outer dia below water level in sandy soil including all incidental charges atc. Complete and as directed by officers |
| 12 | 1st depth of 2m |
| 13 | 2nd depth of 2m |
| 14 | 3rd depth of 2m |
| 15 | Plugging the bottom of well with coarse sand passing through a sieve of 10 meshes to 2.50 cm and retained in a sieve of 20 meshes to 2.50 cm etc. complete and as directed by officers. |
| 16 | Supply and fixing of CI manhole cover of size 0.60 x 0.60 m with locking arrangements including the cost of RI sheet and fixing at the edges etc. complete and as directed by officers. ( heavy type ) |
| 17 | Supplying and fixing in position CI Steps with Fixing (Heavy duty) of Approved size of best approved quality as per standard specification etc., complete compying with standard |
| 18 | Supplying, fabricating, erecting structural steel work for roofing welded or bolted type using MS channels, angles, plates and round bars etc. conforming to IS specification including primer coating and enamal painting as per Design given by the departmental officers etc, complete as per standard specification |
| 19 | Supply and fixing of cutting edge using 12G MS sheets including the cost of fabrication welding and placing in position in the curb including cost of materials conveyance etc. complete and as directed by officers. |
| 20 | Providing vantilating arrangement by fixing in position of 100 mm GI pipe with PVC cowl and as directed by officers. |
| 21 | Labour charges for putting bore holes of size 3” to 4” in river bed in sandy and other loose soils using hand boring sets including the cost of hire charges, conveyance charges of hand boring sets, collection of soil sample at frequent intervals and as directed by TWAD Board Officers. |
| 22 | Detailed cum abstract estimate for construction of coffer dam for diverting the flow , Construction of ring bund using sand bags around the infiltration well for rasing the bund 0.30 m above the water level (at the time of construction of infltration well ) for erection of well curb and diverting the river flow including cost of sand, gunny bags labour charges for filling, striching charges stacking charges etc. complete and as directed by officers.Filling the execavated earth inside the bund for raising the bed level upto the water level for erection of well curb and providing working area for construction of infiltraction well including cost of sand, labour charges for filling etc. complete and as directed by officers. (inside the bund),Supplay and delivery and fixing of Casurina Poles up to cm dia around the infiltration well,Pointing the edge and driving bamboo/ casurina/ eucalyptus/piles into river bed for the first 1m depth below ground level Please Enable Macros to View BoQ information |
AI Tender Summary
Tender Timeline
Aug 24, 2026
11:30 IST
Tender Published
Tender notice published.
CompletedSep 01, 2026
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
Upcoming · 7 daysSep 01, 2026
Bid Opening Date
Technical bids will be opened and evaluated.
Upcoming · 7 daysTender Documents
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