Tender For Supply And Laying Of Cementitious Concrete Geosynthetic Mattresses (Ccgm)To Arrest The Leakage And Sustain The Slope Protection Of Embankments Of Kadamparai Dam In Coimbatore District, Tamil Nadu (Package Vii) Under World Bank Funded Drip (Phas
Tender Overview
Project Description
Supply and Laying of Cementitious Concrete Geosynthetic Mattresses (CCGM)to arrest the leakage and sustain the slope protection of embankments of Kadamparai Dam in Coimbatore District, Tamil Nadu (PACKAGE VII) under World Bank funded DRIP (Phase II & III).
Corrigendum
| Sr No | Corrigendum Date | Corrigendum | Type | New Submission Date |
|---|---|---|---|---|
| 1 | 27-Feb-2025 | Technical Corrigendum for kadamparai Pck VII CCGM works in TamilNadu | Technical Bid | 12-Mar-2025 |
| 2 | 11-Mar-2025 | Due Date Extension Corrigendum for Kadamparai CCGM work Package VII, TamilNadu | Date | 21-Mar-2025 |
BOQ
| Sl. No. | Item Description |
| 1 | Earth work excavation and deposit on banks in hard stiff clay, stiff black cotton, hard red earth, shale, murram gravel, stoney earth & earth mixed with small size boulders and hard gravelly soil and depositing the earth in the places shown by the Engineer with initial lead of 10 M and initial lift of 2 m etc., complete, for upstream side of embankments work complying with standard specifications. |
| 2 | Earth work excavation and depositing on bank with initial lead of 10 m & initial lift of 2m in Soft disintegrated rock, laterite, soft rock or kankar,not requiring blasting, including wet excavation, cost of site clearance, all materials, machinery, labour, lead, lift etc. Complete |
| 3 | Earth work excavating and depositing on bank with initial lead of 10 m & initial lift of 2m in medium rock and dense medium, hard rock not requiring blastingin loose boulders/Dry stone pitching (Rip-Rap) in excavation of various size 150mm to 625 mm including cost of all labour, lead, lift ,T&Ps, machineries etc, complete |
| 4 | Re-constructing 150 mm to 625mm thick dry stone pitching (Rip-Rap), with stones obtained from removal of old pitching, to specified slopes including wedging with stone chips, finishing surface to the original line and length, labour, lead, lift, T &P , etc. complete |
| 5 | Supplying and Laying and Installation of Prefabricated Double Layer Cementitious Concrete Geo-synthetic Mattresses (CCGM) panels allowing fast installation on large areas (up to 1000 m2 - limited by weight of panels, max 200 g/m2)for a width 5m and thickness after filling 100 mm (filling with M15 grade concrete using 3 mm size and downgraded HBG metal) as Hydraulic Liner overthe upstream side rip-rap/ earthen portion of Earthen Dam including Supply and laying of 150 GSM Non-woven geotextile for separation and filtration purpose below CCGM with capacity to withstand the high UV resistance., alllabour,lead, lift, hirecharges for machineries, T & P etc.,complete and as directed by Engineer in Charge |
| 6 | Providing and laying M-20 grade Plain Cement Concrete Design Mix using maximum size of 20mm HBG metalforanchoring CCGM in the required position at bottom including cost of all materials, machinery, labour, formwork, cleaning, batching, mixing, placing in position, levelling, vibrating, finishing, curing, packing joints of shuttering etc. complete. |
| 7 | Refilling with excavated soil over the foundation anchor excavated for anchoring of CCGM including cost of all labour , lead, lift, T&P , machinerie etc, complete. |
| 8 | GST for bidders within TamilNaduNote : Bidders within Tamil Nadu shall enter values separately for SGST and CGST and shall enter the value as \"Zero\" for IGST. |
| 9 | SGST |
| 10 | CGST |
| 11 | GST for bidders outside TamilNadu Note:Bidders outside Tamil Nadu shall enter value only for IGST and shall enter the value as \"Zero\" for SGST and CGST |
| 12 | IGST |
AI Tender Summary
Tender Timeline
Tender Published
Tender notice published.
CompletedCorrigendum-1 Issued
Clarifications on tender conditions and amendments issued.
CompletedCorrigendum-2 Issued
Clarifications on tender conditions and amendments issued.
CompletedBid Submission Deadline
Online submission via eProcurement portal.
CompletedBid Opening Date
Technical bids will be opened and evaluated.
CompletedTender Documents
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