Tender For Roof Cleaning Of Certain Otm With Non Accessible Roofs And Allied Works In Tech Area At Af Stn Ad Ur
Tender Overview
Project Description
Tender for Roof Cleaning Of Certain Otm With Non Accessible Roofs And Allied Works In Tech Area At Af Stn Ad Ur
Corrigendum
| Sr No | Corrigendum Date | Corrigendum | Type | New Submission Date |
|---|---|---|---|---|
| 1 | 19-Oct-2026 | Revision in SCHEDULE A NOTES | Other | 27-Oct-2026 |
| 2 | 27-Oct-2026 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 03-Nov-2026 |
BOQ
| Sl. No. | Item Description |
| 1 | Cleaning and removing all scale and dirt, etc. using jute brush from inside & outside of 250 litre to 500 litre capacity PVC water tanks and from mouths of connected pipes, removing the scale and dirt etc. to a distance of not exceeding 500 metre, washing the tanks with water, cleaning the connecting pipes with bleaching powder solution and finally applying 2% potassium permanganate solution for disinfection, marking with white paint on tank ‘date of cleaning the tank ’, complete all as specified and directed. |
| 2 | Cleaning and removing all scale and dirt, etc. using jute brush from inside & outside of 501 litre to 1000 litre capacity PVC water tanks and from mouths of connected pipes, removing the scale and dirt etc. to a distance of not exceeding 500 metre, washing the tanks with water, cleaning the connecting pipes with bleaching powder solution and finally applying 2% potassium permanganate solution for disinfection, marking with white paint on tank ‘Date of cleaning the tank ’, complete all as specified and directed. |
| 3 | M&L for uprooting scrubs/plant/flora & fauna on wall girth not exceeding 100mm from brick wall by cutting holes into masonry / walls for digging out roots and dosing Sulfuric/Phenolic Acid as per manufacturer's instruction to burn deep rooted tree roots and making good the disturbed area with cement mortar in CM 1:3 using water proofing compound including necessary scaffolding upto a height of 16 metre complete all as specified and directed. |
| 4 | Cleaning of roof top surfaces of any type/description, upto 15m height for non accessible roof by removing tree leaf any other similar waste material carefully to avoid damage of existing roof treatment including cleaning of rain water pipes of any description and any size for smooth flowing of rain water and removing the debris out side MD land complete all as specified and directed. |
| 5 | Cutting of grass, vegetation, shrubs, bushes using petrol bush cutter from traverses of DBs, BPs, UG Ops Bldgs, and roof of DBs and BPs and removal of debris outside MoD land complete all as specified and directed. |
| 6 | Flush pointing with cement mortar (1:3) to brick work or brick tiles, laid flat as in floors, surface channels, roofs including racking out exising joints / pointing in cement mortar or cement lime mortar etc. Complete all as specified and directed. |
| 7 | S&F in repair 500 litre capacity, three layered polyethylene water storage tanks (cylindrical vertical with closed top) including hoisted and fixed in position, making connections to existing pipe line and including PTMT ball valves, high pressure, with epoxy coated aluminium rod & high density plastic ball complete screwed for iron pipe or brass ferrule and fixed, suitable for 20 mm bore GI pipe, complete all as specified and directed. |
| 8 | S&F in repair 1000 litre capacity, three layered polyethylene water storage tanks (cylindrical vertical with closed top) including hoisted and fixed in position, making connections to existing pipe line and including PTMT ball valves, high pressure, with epoxy coated aluminium rod & high density plastic ball complete screwed for iron pipe or brass ferrule and fixed, suitable for 20 mm bore GI pipe, complete all as specified and directed. |
| 9 | S&F in repair Gun-metal stop valve (quarter turn type) with MS lever handle, suitable for GI tubes 20 mm bore, ISI marked, screwed both ends for iron pipe, IN REPAIR, complete all as specified and directed. |
| 10 | S&F in repair Gun-metal stop valve (quarter turn type) with MS lever handle, suitable for GI tubes 15 mm bore, ISI marked, screwed both ends for iron pipe, IN REPAIR, complete all as specified and directed. |
| 11 | S&F in repair Steel tubes ‘medium grade’, galvanized with all fittings and fixed to walls and ceilings or laid in floors , of size: - |
| 12 | 15 mm dia bore |
| 13 | 20 mm dia bore |
| 14 | S&F in repairs for PVC (SWR) pipes single socketed, in any length with rubber ring joints, fixed to walls, bore of pipe in 110 mm, etc complete all as specifed and directed. |
| 15 | S&F in repairs for PVC (SWR) bends any radius, bore of pipe in 110 mm, etc complete all as specifed and directed. |
| 16 | Demolition of Brickwork or stone/boulder masonry, built in cement mortar including all quoins, arches, pillars, etc, but excluding ashlar facings, dressed stone-work and precast concrete articles complete all as specified and directed. |
| 17 | M&L for brickwork with using subclass 'B' old size bricks, straight or curved on plan exc 6m mean radius, built in cement mortar (1:4), complete all as specified and directed. |
| 18 | All as per item no 15 above here in but except bricks. complete, all as specified and as directed.NOTE: Old bricks obtained after dismantling of brick work will be reused after cleaning etc under this item. |
| 19 | Taking down existing water proofing treatment (any no of layers) from RCC roofs including cleaning the surface including flashings and junction of parafets etc with wire brushing & water to the entire satisfaction of EIC complete all as specified and directed. |
| 20 | M&L for PCC 1:2:4 type B-1 using 20 mm graded crushed stone aggregate,laid to slope over RCC roofs as padding,all as specified and directed. |
| 21 | M&L for 15 mm thick (Average thickness) screed bed on roof surface including flashings and junction of parapets etc finishing even and fair in cement mortar (1:4),using water proofing compound as per recommended ratio,after brushing cement [email protected] kg/Sqm complete all as specified and directed. Note : Supply only WPC will be measured & paid separately under respective item |
| 22 | Supply only water proofing compound,ISI marked complete all as specified and directed. |
| 23 | M&L for preparation of newly plastered/RCC surfaces, making the surface completely dry and applying evenly a tack coat of industrial bitumen primer, having density in range of 0.87 to 0.89 kg/litre at 25 degree centigrade and viscosity of 70 to 160 CPS, manufactured by same manufacturer @ 0.4ltr/sqm shall be applied and after drying of primer for 24 hours apply APP modified water proofing membrane with non-woven polyster reinforcement,3mm thick superior multipolymeric,weighing not less than 3.00 Kg/sqm with properties of high penetration and centre core consisting of 90 micron high molecular high density polyetylene(MHHDPE) film consisting of five layers laid with torching application to the surface complete and sealing the side as well as end laps with torch(Overlaps should not be less than 10cm in longitudnal direction and 15cm in transverse direction and shall be bonded with bitumen primer and levelled by heating the overlaps with brutane torch.) |
| 24 | Dismantling Brick tiles or terracing tiles, single layer on roofs, etc complete all as specified and directed. |
| 25 | M&L for 40 mm thick brick tiles laid on 15mm screed bed in cement mortar 1:6 with jointing & flush pointing in cement mortar (1:3) mixed with 5% of crude oil by weight of cement all as specified and directed. |
| 26 | M&L for 40 mm thick brick tiles (except tiles) laid on 15mm screed bed in cement mortar 1:6 with jointing & flush pointing in cement mortar (1:3) mixed with 5% of crude oil by weight of cement all as specified and directed. |
| 27 | Demolation of mud in roof any thickness incl plastering & leeping removed complete all as specified and directed. |
| 28 | Demolition of Concrete of any description and in any position not otherwise specifically provided for, complete all as specified and directed. |
| 29 | M&L for cement concrete (1:2:4), type B-0, (using 12.5 mm crushed stone aggregate) providing, cement concrete in roof kerbs or mud stops, rounded or chamfered on edges etc complete all as specified and directed. |
| 30 | Taking down Cement plaster or cement lime plaster,any description on brick or stone walls, etc. including raking out joints, hacking for key, scrubbing down with water, etc. complete all as specified and directed. |
| 31 | M&L for rendering 15 mm thick on fair faces of brick wall cement finished fair & even in CM (1:4) complete all as specified and directed. |
| 32 | M&L for rendering 15 mm thick on fair faces of brick wall finished fair & even in CM (1:6) complete all as specified and directed. |
| 33 | M&L for Prepration of new plastered wall surfaces complete all as specified and applying the following: -(a) Applying wall care putty, in two coats on wall surfaces & smoothening the surfaces with sand papers/ mechanized sanding etc., (preparatory to paint as directed), complete all as specified. (b) Two coats of acrylic distemper/distemper oil emulsion (OBD) over and including a coat of acrylic emulsion primer, complete all as specified and directed. |
| 34 | M&L for Preparation of new plastred surfaces of any description not otherwise described and applying two coat of exterior acrylic emulsion over a coat of water based exterior primer in diruptive / camouflaging pattern of four shades complere all as specified and directed. |
| 35 | M&L for exterior acrylic emulsion on wall surfaces in disruptive / camouflaging pattern of six / four shades comporising the following activities complete all as specified and directed by Engr-in-Charge:- (i) Preparation of old wall surfaces for height not exceeding 12.00 Mtr.(ii) Applying two coats of water based exterior acrylic emulsion as in base coat.(iii) Applying two coats of exterior acrylic emulsion in disruptive / camouflaging pattern of six / four shades in tatoos only (Camouflage pattern shall be approved by Stn Auth). |
| 36 | M&L for Preparation of old decorated brick /concrete plastered /un-plastered surfaces of walls, Pillars, cornices etc by booming down with steel wire brushing, scrapping down smoke soot, moulds, moss and efflorescent salts ,trading oil and greasy spots and distempering with one coat of oil emulsion distemper complete all as specified and directed. |
| 37 | M&L for Two coats (First coat is Base Coat and Second Coat is for Tattoos Only) of synthetic enamel paint over old painted steel & iron surfaces of any description as in disruptive / camouflaging pattern of four shades, for height not exceeding 8.50 metre, not otherwise described, over 10 cm in width or girth, including preparation of old Painted Steel surfaces complete all as specified and directed. Please Enable Macros to View BoQ information |
AI Tender Summary
Tender Timeline
Tender Published
Tender notice published.
CompletedCorrigendum-1 Issued
Clarifications on tender conditions and amendments issued.
CompletedCorrigendum-2 Issued
Clarifications on tender conditions and amendments issued.
CompletedBid Submission Deadline
Online submission via eProcurement portal.
CompletedBid Opening Date
Technical bids will be opened and evaluated.
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