Madhya Pradesh Power Generating Company Limited-MPPGCL has published Tender For Repairing Of Pot Holes Of Trt And Collection Gallery By Epoxy Resin Mortar, Epoxy Grouting To Fill The Gap Of Steel Liner Of Unit Ii, Repairing Of Damaged Rcc Ceiling Of Reverce Slopes Of Unit Iandii And Misc Works In Trt And Draft Tube At. Submission Date for this Tender is 12-06-2023. Road Repair Tenders in pench Madhya Pradesh. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 06-Jun-2023 | 1st Extension Tender Notice | Date | 09-06-2023 |
| 2 | 09-Jun-2023 | 2nd Extension Tender Notice | Date | 12-06-2023 |
| Sl. No. | Item Description |
| 1 | Providing and applying/injecting high mollecularweightweight super low viscous (3 to 5 cps) .56 Kg/sqmappoxythermosett Resin monopol(Krishna Conchem or equivalent) in appropriate proportion permanufactures specification in to cracks/honycomb area of concreat including drilling of holes minimum 50 mm in concreat, fixing nipples. Injecting grout by suitable gun/pump at pressure of 1.02 to 2.0 kg/sq cm. subsequent cutting/removal of the nipples and sealing of the hole and groove after completion of grouting with cement/eppoxymoter. epoxy resin motor on eroded surface of concreat of invert side and arch of Tail Race Tunnel and Inspection Gallery after proper cleaning of surface and removing loose material debries along with its disposel at appropriate location outside of tunnel as per instruction of Engineer-in-charge. Preparing of concreat surface to receive epoxy motor treatment and finishing the surface to true line and shape of the structure with all lead and lift, T&P, material, labour input, necessary arrangements, scaffolding, lighting and suitable safety measures etc complete in all respect, to be carried out duing shut down period of Units of Power House. |
| 2 | Providing and injecting low viscosity solvent free epoxy resin material for arresting seepage/leakage in Draft Tube Reverse Slope as per manufacturer"s specifications of approved brand ( like Krishna Conchem, Fosroc, Dr Beck, CIBA or equivalent make) by means of suitable equipments i/c drilling of holes of suitable dia and depth at required spacing , inserting GI / PVC nipples, lighting , and suitable safety measures,scaffolding arrangements etc, complete forall lead and lifts , as per the direction of Engineer- In-Charge |
| 3 | Providing and fixing 25 mm dia steel rock bolts with resin bond cement capsule anchorage in underground Draft Tube , Reverse slope steel liner,including cost of all materials, machinary, labour, ventilation, lighting,drainage, drilling 35 to 40 mm dia holes, threading one end of bolt for fixing nuts, inserting grout capsule,driving bolt, fixing 12 mm thick and 200x200 mm size plate, washer and nuts, tightening the nuts by torque wrench after hardening of cement grout and all other ancillary operations, such as jacking arrangement if any, cutting the extra length of bolts outside of steel liner, scaffolding with suitable safety measures etc complete. |
| 4 | Providing and fixing gun metal non return valve of approved quality (screwed end) 32 mm nominal bore (vertical), in Steel liner of underground Draft Tube, including necessary scaffolding, lighting arrangements and suitable safety measures etc complete. |
| 5 | GunitingReinforced cement concrete surface of underground Draft Tube Reverse slope, with epoxy mortor of average 25 mm thickness having compressive strength equivalent to M35 including removal of loose decomposed concrete, preparation of surface by sand blasting and cleaning , applying epoxy mortor with specified pressure with wire 3mm GI wire mesh , finishing the surface for smooth flow of water, including cost of all material , machinary T&P labour, lighting arrangements, scaffolding, removal of debries outside the Tail Race Tunneli/c suitable safety measures and cost of other incidental charges and testing as per relavent specifications etc complete - for average 25 mm thick layer. |
| 6 | Drilling 32 to 40 mm diameter grout holes in concrete / rock by percussion drilling using jack hammer or stopper drills in underground Tail Race Tunnel as directed to specified depth for weep holes including cost of all materials , machinary, labour , ventilation , lighting, scaffolding, drainage, dewatering, cleaning holes and all ancillary operations and suitable safety measures etc complete |
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