National Hydroelectric Power Corporation Limited has published Tender For Strengthening Of Existing Protection Works Behind Central Workshop Area By Way Of Providing Crate Walls And Cement Concrete Cladding Walls Along With Restoration Of Boundary Wall Near Central Store Main Gate In Left Bank Area At Balutar O. Submission Date for this Tender is 16-03-2023. Crates Tenders in singtam Sikkim. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 18-Feb-2023 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 25-02-2023 |
| 2 | 02-Mar-2023 | Corrigendum-II | Date | 16-03-2023 |
| Sl. No. | Item Description |
| 1 | Excavation in Hill Area in Soil by Mechanical Means in Excavation in soil in hilly area by mechanical means including cutting and trimming of side slopes and disposing ofexcavated earth with all lifts and lead upto 1000 metres. |
| 2 | Providing and Laying in position cement concrete of specified grade including compacting curing etc all complete.1:3:6 mix. (1 cement, 3 coarse sand, 6 graded stone aggregate of 40mm & down size) |
| 3 | Providing and Laying in position cement concrete of specified grade including compacting curing etc all complete.1:1.5:3 (1cement, 1.5 coarse sand,3 graded stone aggregate of20mm & down size) |
| 4 | Centering and shuttering including strutting, propping etc. and removal of form work for :Retaining walls, return walls, walls (any thickness) including attached pilasters, buttresses, plinth and string courses fillets, kerbs and steps etc. |
| 5 | Providing and Laying in position specified grade of reinforced cement concrete excluding the cost of form work, finishing and reinforcements.1:1.5:3 Mix (1cement, 1.5 coarse sand 3 graded stone aggregate 20mm and down nominal gauge) |
| 6 | Providing, fixing & removing form work for casting R.C.C items as indicated below: with locally available timber) Foundation, footings, base of column etc for mass concrete. |
| 7 | Providing, fixing & removing form work for casting R.C.C items as indicated below: with locally available timber) Beam, lintels, girders, brersumers and cantilevers. |
| 8 | Providing, fixing & removing form work for casting R.C.C items as indicated below: with locally available timber) Square columns |
| 9 | Supplying, bending and placing in position tor steel reinforcement in all R.C.C works including cost of binding wires, all complete. |
| 10 | Providing and Laying Plum concrete in 1:4:8 c.c. (1cement, 4 coarse sand, 8 clean hard graded stone chips of 40 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. |
| 11 | Providing & making Gabion structure with Mechanically Woven Double Twisted Hexagonal Shaped Wire mesh Gabion Boxes as per IS 16014:2012,MORTH Clause 2500, of required size, Mesh Type 10x12(D=100 mm with tolerance of ± 2%) Zinic+PVC coated, Mesh wire diameter 2.7/3.7mm, mechanically edged/ selvedged with partitions at every 1m interval and shall have minimum 10 numbers of openings per meter of mesh perpendicular to twist, tying with lacing wire of diameter 2.2/3.2mm(ID/OD), supplied @3% by weight of Gabion boxes, filled with boulders with least dimension of 200 mm, as per drawing, all complete as per directions of Engineer-in-charge. |
| 12 | Brick work with non modular fly ash bricks conforming to IS:12894, class designation 10 average compressive strength in super structure above plinth level up to floor V level in : Cement mortar 1:4 (1 cement : 4 coarse sand) |
| 13 | Providing and Laying 15mm thick cement plaster of specified mix in single coat including finishing even and smooth and curing etc all complete. 1:4 mix |
| 14 | Providing and Laying 12mm thick cement plaster of specified mix in single coat including finishing even and smooth and curing etc all complete. 1:4 mix |
| 15 | Distempering with dry distemper on New surface two or more coats of required shade to give an even and uniform shade including priming coat of whiting to give an evenhade after thorough cleaning of dirt, dust, loose pieces of scabs, grease etc including surface preparation by sand papering etc complete.New surface |
| 16 | Providing and laying hand packed stone filling in building works with clean hard selected stones, all complete. |
| 17 | Providing and fixing PVC pipe complete. 75 mm dia. PRINCE / SUPREME in cement concrete cladding as per direction of E-I-C. |
| 18 | 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: Manual means |
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