Arresting the leakage of water inside tunnel construction joint using latest polymer inject grout and patch up works for a portion of inside Cold water and Hot water tunnel of Unit 3
TANGEDCO · Tuticorin, Tamil Nadu · Civil Works & Infrastructure · open
Key facts
- EMD: ₹2K
- Published: 22 Sep 2026
- Closing date: 06 Oct 2026
- Status: open
- Department: TNEB Limited
- Office: Chief Engineer/TTPS Tuticorin
Description
Tender for water leakage repair works inside tunnel construction joints at Tuticorin Thermal Power Station, including polymer grout injection, patching, bund construction, dewatering, drilling, epoxy screeding, sealing, and cleaning activities.
Eligibility & requirements
- Startup relaxation: No
- MSE relaxation: No
New to these terms? Read how tender eligibility criteria work.
Commercial terms
- Bid type: Item Rate
- Make in India (MII): No
- MSE preference: No
Line items (7)
- Providing bunds with sand bags on either side of joints where leakages are noticed, including providing Petromax light inside the tunnels as required, all labour charges, cost of all materials, lead, lift, etc., complete. — Qty: 2 Joints
- Dewatering the cold water tunnel using diesel pump including hire charges for diesel pump, cost of diesel, Engine oil suction and delivery PVC hose etc., complete. — Qty: 4 Days
- Drilling the holes and providing non return brass nipple inside the tunnel rate includes for cost of all material, drilling, hire charges for drilling machine with all lead, lift, labour etc., complete. — Qty: 72 Points
- Pressure grouting of polymer inject grout SS or M/s. Cerachem, rate includes for cost of materials, labour, hire charges for grouting pump with all lead, lift etc., complete. — Qty: 22 Kg
- Providing 10mm thick epoxy screeding using quartz sand and epoxy components of Hindustan ciba geigy/ roto polymer/ cerachem/ fosroc or equivalent make as directed by the engineer in charge at site including cost of all materials labours, leads, lifts, scaffolding charges provision of lighting arrangements, safety appliances, etc., complete. — Qty: 12 M2
- Providing two coats of epoxite seal coat over the tunnel inner surface using epoxy compounds of Hindustan ciba geigy/ roto polymer/ cerachem/ foroc or equivalent make as directed by the engineer in charge at site including cost of all materials labours leads lifts, providing lighting arrangements, safety appliances, etc, complete. — Qty: 12 M2
- Removing sand bund & cleaning the joint area free from spilled polymer materials, rate including cost of labour, lead, lift etc., complete. — Qty: 2 Joints
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