National Hydroelectric Power Corporation Limited has published Restoration Of Apron And Removal Of Slid Giant Boulders At Downstream Of Stilling Basin And Restoration Of Irbn Barrack Road At Rangit Power Station. Submission Date for this Tender is 10-08-2021. Barrack Tenders in Rangit Power Station, Rangit Nagar, SOuth Sikkim Sikkim. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 12-Jul-2021 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 19-07-2021 |
| 2 | 26-Jul-2021 | Corrigendum-I | Date | 10-08-2021 |
| Name of Work: Restoration of apron and removal of slid giant boulders at downstream of stilling basin and restoration of IRBn Barrack road at Rangit Power Station | |||||
|---|---|---|---|---|---|
| Sl. No. | Item Description | Item Code / Make | Quantity | Units | |
| 1 | 1 | Construction of Sand / Earth bag retaining wall or gravity wall (temporary) by providing and laying of Sand / Earth filled gunny /HDPE bags to channelize the leakage water or like, including quarrying sand , filling in empty bags, knotting, manual carriage up to150 m and for all lift in spillway glacis, stilling basin floor or like the surfaces etc complete. The rate is including demolishing and disposal of material within 150 meters lead as per direction of Engineer in charge.(The rate is exclusive of taxes).Premium @ 12 %need not required to load in estimate.(16.00 x 0.80 x 0.90 m)\n | item1 | 39 | Cum |
| 2 | 2 | Installation and commissioning of pump set for pumping out water including (i) Mechanical transport within lead of 0.50 Km, manual carriage, loading, unloading and fixing, (ii) Laying and fixing of suction or delivery hose and (iii) Return of all materials (whatever issued by NHPC LTD) to site store after completion of work etc. complete as directed by Engineer - In - Charge. (The required pumps, suction or delivery hose shall be provided by NHPC on free of cost to contractor on returnable basis). Premium @ 12 %need not required to load in estimate. | item2 | 2 | Set |
| 3 | 3 | Filling by supplying filling materials from outside in road works, in layers not exceeding 20cm in depth excluding carriage of materials and including consolidation of each layer by ramming, watering etc all complete by manual /mechanical means. | item3 | 480.94 | Cum |
| 4 | 4 | Earth work in excavation by mechanical means (Hydraulic Excavator )/ manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan) including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the xcavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.\n | item4 | 294.1 | Cum |
| 5 | 5 | Providing and Laying Plum concrete in 1:2:4 c.c. (1 cement, 2 coarse sand, 4 clean hard graded stone chips of 20 mm down nominal gauge) with 70% clean hard stone of sizes not exceeding 15cm including shuttering, compacting and curing complete, as per the direction of Engineer in Charge. | item5 | 389 | Cum |
| 6 | 6 | Excavation in hilly area in ordinary rock not requiring blasting by mechanical means including cutting and trimming of slopes and disposal of cut material with all lift and lead up to 1000 metres. | item6 | 1829.16 | Cum |
| 7 | 7 | Providing and fixing dowel/ anchor bar ( TMT ) including (a) drilling of hole in existing concrete or rock or like the surface, (b)straightening, cutting, bending, placing in position of anchor bar (c) grouting with suitable epoxy mortar or cement capsule , etc all complete up to floor\nfive level in spillway glacis, hill terrain ,stilling basin floor / wall or like the surface etc. The rate is exclusive of taxes, transportation from Siliguri to RPS, loading, unloading and stacking but inclusive of premium @ 12 % over SSOR'12 &@ over 2% DSR'16. Departmental material such as Air compressor, Jackhammer, Electricity, shall be issued on demand by the contractor for executing the work if the same is available, but the rental charges and recovery rate shall be as per the norms of NHPC Ltd.\n | item7 | 2105.18 | Kg |
| 8 | 8 | Stone Soiling for road works Providing & laying hand packed stone soling of specified thickness with clean hard selected stones including hammer dressing of stone for laying as per required level and camber including packing with broken stones obtained from hammer dressing to fill the voids to give uniform surface as directed by the Engineer-in-Charge all complete but excluding carriage and consolidation using: A Manual means | item8 | 21.9 | Cum |
| 9 | 9 | Providing and Laying in position cement concrete of 1:2:4 mix. (1cement, 2 coarse and, 4 graded stone aggregate of 20mm & down size) including compacting curing etc all complete. | item9 | 14.6 | Cum |
| 10 | 10 | Providing, fixing & removing form work for casting R.C.C items as indicated below: with locally available timber wall. | item10 | 139.99 | Sqm |
| 11 | 11 | Supplying, bending and placing in position tor- steel reinforcement in all R.C.C works including cost of binding wires, all complete. | item11 | 44.07 | Qtl. |
| 12 | 12 | Providing & laying in position specified grade of reinforced cement concrete excluding the cost of form work, finishing & reinforcements. 1:1.5:3 Mix (1 cement, 1.5 coarse sand 3 graded stone aggregate 20mm and down nominal gauge) | item12 | 151.5 | Cum |
| 13 | 13 | Loading and unloading of Cement or Steel by manual means and stacking. | item13 | 127.51 | MT |
| 14 | 14 | Loading and unloading of stone boulder/stone aggregates/sand/ kanker/ moorum. | item14 | 688.64 | Cum |
| 15 | 15 | Cost of haulage excluding loading and unloading- Surfaced road). | item15 | 28353.3 | MT/KM |
| 16 | 16 | Head load of non-stock materials for a distance beyond 30 m and within 100 m distance | item16 | 688.64 | Cum |
| 17 | 17 | Head load of stock materials for a distance beyond 30 m and within 100m distance. | item17 | 127.51 | Qtl. |
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