West Bengal State Electricity Distribution Company Limited-WBSEDCL has published Construction Of Cable Trench, Road, Drain Switch Yard Extension And Regravelling, Etc At 33 / 11 Kv Dabgram Substations Under Siligrui Town Division, Wbsedcl. Submission Date for this Tender is 15-12-2022. Switch Supply Tenders in darjeeling West Bengal. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | Earth work in excavation of foundation trenches or drains, in all sorts of soil (including mixed soil but excluding laterite or sandstone) including removing, spreading or stacking the spoils within a lead of 75 m. as directed. The item includes necessary trimming the sides of trenches, levelling, dressing and ramming the bottom, bailing out water as required complete. (a) Depth of excavation not exceeding 1,500 mm. |
| 2 | (b) Depth of excavation for additional depth beyond 1,500 mm. and upto 3,000 mm. but not requiring shoring |
| 3 | Earth work in filling in foundation trenches or plinth with good earth, in layers not exceeding 150 mm. including watering and ramming etc. layer by layer complete. (Payment to be made on the basis of measurement of finished quantity of work)(a) With earth obtained from excavation of foundation |
| 4 | Stripping off worn out plaster and racking out joints of walls, ceilings etc. upto any height and in any floor including removing rubbish as directed within a lead of 75 m. |
| 5 | Dismantling all types of masonry excepting plain cement concrete of reinforced, stacking serviceable materials at site and removing rubbish as directed within a lead of 75m.a) In ground floor including roof |
| 6 | Dismantling all types of plain cement concrete works, stacking serviceable materials at site and removing rubbish as directed within a lead of 75m. In ground floor including roofa) Upto 150 mm thick. |
| 7 | Removal of rubbish, earth etc from the work site and disposed of the same beyond the compound in conformity with The Municipal Corporation rules for such disposal loading into the truckand cleaning the site in all respects as per direction of E.I.C. |
| 8 | Dismantling R.C. floor, beams etc including cutting rods and removing rubbish as directed within a lead of 75m including stacking steel bars. In ground floor including roof |
| 9 | Singles brick flat soling of picked jhama brick including ramming and dressing bed to proper level and filling joints with powdered earth or local sand |
| 10 | Cement concrete with 30mm down graded shingles excluding shuttering. N.B. Variety.a) In ground floor (1:3:6) proportion. |
| 11 | Ordinary cement concrete M-15(mix 1:2:4) with graded stone chips (20mm nominal size) excluding shuttering and reinforcement if any in ground floor.a) River Bazree |
| 12 | Ordinary cement concrete (mix-1:1.5:3) M-20 with graded stone chips (20mm down) excluding shuttering and reinforcement. If any, in ground floor as per IS 456-2000.With River Bazree. a) In ground floor |
| 13 | Hire and labour charges for shuttering with centering and necessary staging upto 4m using approved stout props and thick hard wood planks of approved thickness with required bracing for concrete slabs, beams, fittings, fixing and striking out after completion of works(upto roof of ground floor) (a) 25 mm to 30 mm thick wooden shuttering as per decision & direction of Engineer-In-Charg |
| 14 | i) 25mm to 30mm thick shuttering without staging in foundation etc. |
| 15 | Reinforcement for reinforced concrete work in all sorts of structures including distribution bars stirrups, binders etc. including supply of rods, initial straightening and removal of loose rust (if necessary), cutting to requisite length, hooking and bending to correct shape, placing in proper position and binding with 16 gauge black annealed wire at every inter- section, complete as per drawing and direction. i) Tor Steel/Mild Steel a) For works in foundation, basement and upto roof of ground floor/upto 4m. |
| 16 | Brick work with 1st class bricks in cement mortar(1:4).a) In foundation and plinth. |
| 17 | 125mm tick brick work with 1st class bricks in Cement mortar (1:4) .a)In ground floor. |
| 18 | M.S. structural works with hollow sections ( square or rectangular shape) conforming to IS: 806-1957 & IS:1161-1958) connected to one another with bracket, gusset, cleat as per design, drawing & direction offor execution and all incidental chages (such as electricity, labour insurance) etc. complete. Payment to be made on the basis of calculated weight of structural memebrs of MS Holow Section as specified in relevent IS code in finished work. Payment for gusset, bracket, cleat may be made by adding the actual weight of such items with weight of finished structural members. The rates are considered for a hight of erection 8 m. / 2nd floor level from the ground. Add 1.5 % extra over the rate for each additional floor or 4m. beyond the initial 8 m. or part thereof.ii) For other Structural works like galleries etc |
| 19 | M.S. structural works in columns, beams etc. with simple rolled structural members (e.g. joists, angle, channel sections conforming to IS: 226, IS: 808 & SP (6)- 1964 connected to one another with bracket, gussets, cleats as per design, direction of Engineer-incharge complete including cutting to requisite shape and length, fabrication with necessary bolting, metal arc welding conforming to IS: 816- 1969 & IS: 1995 using electrodes of approved make and brand conforming to IS:814- 2004, haulage, hoisting and erection all complete. The rate includes the cost of rolled steel section, consumables such as electrodes, gas and hire charge of all tools and plants and labour required for the work including all incidental chages such as electricity charges, labour insurance charges etc.Payment to be made on the basis of calculated weight of structural members only in finished work as per IS specified weight. Payment for gusset, bracket, cleat, rivets, bolts and nuts may be make by adding the actual weight of such items with the weight of finished structural members or 7% of weight for finished structural members weighing not less than 22.5 Kg. / m. or 15 % of weight for finished structal members weighing less than 22.5 Kg. / m. may be increased allow for bracket, cleat, rivet, bolts and nuts etc. and no seperate payment being made for these items, as per direction of Engineer In Charge. The rates are considered for a height of erection 8m. / 2nd floor level from the ground. Add 1.5% extra over the rate for each additional floor or 4m. beyond initiial 8m. or part thereof I) For structural members of specified sections weighing less than 22.5 Kg./m |
| 20 | Neat cement punning about 1.5mm thick in wall, dado, window, sills, floor drain etc. using cement @ 0.152 m3/100 m2 . |
| 21 | Plaster (to wall ,floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering corners as directed and racking out joints including throating, nosing and drip course, scaffolding/staging where necessary (Ground floor).[Excluding cost of chipping over concrete surface] i) With (1:4) cement mortar.(a)20 mm thick plaster |
| 22 | a) 10mm thick plaster. |
| 23 | b) 15mm thick plaster. |
| 24 | With 1:6 cement mortar (a) 20 mm thick plaster |
| 25 | Supply best Indian sheet glass panes set in putty and fitted and fixed with nails and putty complete.(in all floors for internal wall & upto 6m height for external wall) i) 3mm thick(weighing 7.4kg/ m2 |
| 26 | iii) 100mmx50mmx1.25mm. |
| 27 | Priming one coat with synthetic oil bound primer of approved quality including smoothening surface by sand papering etc. i) On timber or plaster surface. |
| 28 | ii) Steel or other metal surface. |
| 29 | Painting with best quality synthetic enamel paints of approved make and brand including smoothing surface by sand papering etc. including using of approved putty etc. on the surface of necessary.a) On timber or plaster surface with super gloss(hi-gloss) of approved quality.ii) Two coats (with any shade except white.) |
| 30 | b) On steel or other metal surface with super gloss (hi-gloss) of approved quality.ii) Two coats (with any shade except white.) |
| 31 | Supply best Indian sheet glass panes set in putty and fitted and fixed with nails and putty complete.(in all floors for internal wall & upto 6m height for external wall) i) 3mm thick(weighing 7.4kg/ m2) |
| 32 | Supply of UPVC pipe (B-type): I 110mm dia |
| 33 | Labour for fitting and fixing U.P.V.C. pipes for above ground work including cost of jointing materials etc. fitting and fixing all necessary specials, cutting pipes, cutting holes in walls or R.C. floor where necessary and mending good all damages excluding the coat of masonry or concret work, if necessary, but including the cost of fitting and fixing holder bat clamps(any floor) or for underground work including cutting trenches upto 1.5m and refilling the same complete as per direction of EIC.(Payment will be made on center line measurement of the total pipeline including specials). A) Above ground (i)110mm dia. |
| 34 | Applying Exterior grade Acrylic primer of approved quality and brand on plastered or cencrete surface old or new surface to receive decorative textured (matt finish) or smooth finish acrylic exterior emulsion paint including scraping and preparing the surface throughly, complete as per manufacturer"s specification and as per direction of the EIC |
| 35 | Protective and Decorative Acrylic exterior emulsion paint of approved quality, as per manufacturer"s specification and as per direction of Engineer-in-Charge to be applied over acrylic primer as required. The rate includes cost of material, labour, scaffolding and all incidental charges but excluding the cost of primer .a) Premium 100% Acrylic Emulsion |
| 36 | M.S. gate of Jail type as per approved design made of strong M.S. frame work, intermediate stiffeners and round / square bars or angles. M.S. sheet (not less than 14 gauge) gussets, cleats etc. including necessary riveting, bolting, welding, locking and hanging arrangements, fitting and fixing complete as per direction of the Engineer-in -charge. In ground floor. |
| 37 | Supply, delivery and stacking of shingles of 63 mm & 37.5 mm including rough dressing, preparing the bed to proper level, loading, unloading, carrying and cost of material with all charges if applicablre. (analysed rate) |
| 38 | labour for stacking the existing gravells, screening/sieveingthe same,removing the dust and canckers and regravelling with the sieved gravells in the switch yard area. |
| 39 | labour for layingshingles of 63 mm & 37.5 mm including rough dressing. |
| 40 | Clearing compound premises of shurbs, plants, jungles etc. by cutting and removing as directed (Specific permission of Engineer-in-Charge prior to execution will be necessary). (Payment to be made on area cleared) |
| 41 | Uprooting and removing plants from the surface of walls parapet etc and making good damages. (Repairing of damages to be paid separately). (a) Small plant of girth of exposed stem upto 75 mm. lift upto 6 mtr. |
| 42 | Labour for scrapping and picking up old dilapidated mortar / plaster (Cement / Surki / Lime mortar) from the surface of old Brick faces including cleaning the frog without damaging the Brick and stacking the Bricks at Site / Stacking yard as per direction of Engineer-in-charge including removing all debris rubbish from site complete. |
| 43 | (A) Filling in foundation or plinth by silver sand in layers not exceeding 150 mm as directed and consolidating the same by thorough saturation with water, ramming complete including the cost of supply of sand. (payment to be made on measurement of finished quantity) |
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