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| Tender ID | 4429795 |
|---|---|
| Organisation Name | Military Engineer Services |
| Tender Brief | Corrigendum : Special Repair To Roof And Joinery Of Building No 49/1 Sho Area At Barrackpore Cantt Under Ge Barrackpore |
| Last Date For Submission | 24th Jun, 2026 |
| Opening Date | 26 Jun, 2026 |
| Document Cost | 500.00 |
|---|---|
| EMD | 77400.00 |
| Estimated Cost | 3870000.00 |
| City | Kolkata |
|---|---|
| State | West Bengal |
| # | Item | Qty | Units |
|---|---|---|---|
| 1 | M & L for Roof treatment of RCC Roof Slab/Parapet Wall over roof in following steps : Surface Preparation: Clean all concrete surfaces free of laitance, dust, dirt, cavities, projecting nibs etc.by grinder and wire brush. Grease should be cleaned using a chemical degreaser and washed with clean water and allowed to dry. Remove all protrusions from concrete surfaces using a fine hair broom finish. Remove moss and lichen manually and treat the surface with a fungicide. Wash the surface thoroughly with clean water and allow it to dry. Standing water must be removed to prevent subsequent compromise of waterproof properties. For undulation of the existing slab shall be rectified with Shrinkage controlled, polymer modified, fibre reinforced cementitious repair mortar Renderoc SP40. Provide and Apply single coat of Lime mortar shall be applied at 1:3 ratio (Lime : sand) admixed with SBR based compound with 5-9 Liters Nitobond SBR Latex for additional layer of waterproofing, repair the covings, pot holes and any unevenness on Lime terrace roof. All around on the roof, at the parapet wall junction, an angular fillet of 50 mm X 50 mm. Free flow precision grout Conbextra GP2 poured within the leak-proof form work in accordance with the mix ratio as recommended in the technical data sheet of the manufacturer and then be sealed with an epoxy putty NITOCOTE VF. The surface is rendered to give aesthetic & visual surface finish complete all as specified and as directed. | 1100.00 | Sqm |
| 2 | Providing and carry out waterproofing treatment to sound, moisture free concrete surface using Nitoproof 600PF - Liquid applied single component pitch free polyurethane coating capable of bridging substrate cracks upto 2 mm. System includes proper surface preparation to remove loose dust, dirt, loose mortar, curing compound etc., and application of Nitoproof WB Primer, Water dispersible epoxy primer followed by two coats of Nitoproof 600PF coverage @ 2.0 kg/m2 to achieve 1.5 mm WFT in two coats followed by laying of separation layer of 120 gsm non-woven geotextile layer before carry out protection screed etc. complete including all tools and tackles as per manufacturer s specification. The item rate shall be including of all kinds of labour, tools & tackle, machineries, lead & lift, mathadi charges, curing, wastages, consumable, cleaning, shifting of debris outside the site premises etc. complete as per design, drawing & instructions of EIC. Cost of 120 gsm non-woven geotextile and 75mm Screed concrete shall be paid separately. | 1100.00 | Sqm |
| 3 | Supply & Laying Geotextiles of 120 Gsm over the waterproofing coating to avoid damage during screed casting. Item rate is inclusive of materials all labour, tools and tackles, scaffolding and transportation etc. complete as per specification and as directed by EIC. | 1100.00 | Sqm |
| 4 | M & L for 50 mm thick Cement concrete type B-1, 1:2:4 (Using 20 mm graded crushed stone aggregate) mixed with suitable integral waterproofing compound conforming IS 2645:2003 @ 200ml per bag of cement and reinforced with PP fibers with proper slope towards RW pipes. Item rate is inclusive of materials all labour, tools and tackles, scaffolding and transportation etc. complete as per specification and as directed. | 1100.00 | Sqm |
| 5 | M&L 12mm thick gypsum board false ceiling fixed with standard GI frame work with and including plaster of Paris decorative type cornice all around at the junction of wall and ceiling etc GI perimeter channel 0.55 mm thickness with to unequal flanges of 20 & 30 mm & web of 27 mm fixed for the perimeter of the wall portion using nylon sleeves and screws at 450mm etc intermediate channel 0.9mm thickness with two equal flanges of 15mm each and wed 45mm suspended from the sofit 120mm c/c with ceiling hangers with GI cleat, ceiling section 0.55mm thickness with two equal flange 26mm thick & web of 50mm fixed a cross of the intermediated channel @ 457 mm c/c with connecting clips to hold the boards ceiling hanger 0.50mm thickness with two unequal flanges of 10 mm & 25mm used to suspended intermediate channel from sofit cleat @ 1220mm center, connecting clip 2.64 mm dia it is used to hold the ceiling section to the intermediate channel soffit cleat 0.55 mm thickness with two unequal flanges 37 mm & 25 mm and web of 25 mm used at 1220 mm c/c to the rowl plug to suspended ceiling hanger, rowl plug of 12.7mm dia used @ 1220 mm c/c in both directions, screws self drilling and tapping screws with under head cutter 25 mm and 35 mm long used to fix board to the metal frame @ 200 mm c/c ( 12mm away from the edge and 40 mm from the corners) and preparation of newly ceiling surfaces and a coat of wall care putty 3 mm thick(Average), sanding the surfaces till smooth finish is obtained and finally applying two coats of oil emulsion distemper over a coat of primer etc including dismantling of old ceiling of any description complete all as specified and as directed. | 443.00 | Sqm |
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