REPAIR/MAINT OF ROOF AND FLOOR TILES ETC AT RAJIV SHINDU VIHAR UNDER GE (WEST) LUCKNOW

Amount

Dismentling of Brick tiles or terracing tiles, any layers on roof including cement mortar beding , joints etc complete all as specified and directed.

Demolition and removing of Mud in roofs any thickness, including plastering and leeping (whether full thickness removed or only a part there of) all as specified and directed demolition materials disposed out from MoD land.

Preparing and cleaning of roof surface by washing and rubing etc and removing the material retrieved to a dusting materials disposed out from MoD land.

M&L PCC 1:2:4, type B0 using 12.5 mm graded stone aggregate as in roof kerbs / benching / coving and roof padding over roof surfaces etc rounded or chamfered on edges, complete, all as directed.

M & L of crack treatment and coving: Cutting and opening cracks to a depth of 15 mmx20 mm in U shape by mechanical means. Cleaning all the dirt and loose particles by airpressure and wetting crack to attain SSD condition and filling the crack using super fluid micro-concrete mixed in the ratio of 4 Litres(water):1 (25kg bag recrete ) maintaining to achieve thixotropic consistency.

Providing and applying fibre reinforced liquid applied elastomeric membrane made of Hybrid PU polymers by self priming with 30% Water Dilution and let it dry for 4-6 hrsplace. Further apply 2 coats of waterproofing treatment fibre reinforced liquid applied elastomeric membrane made of Hybrid PU polymers in a gap of 4-6 hrs. The applied material should have specific gravity of 1.25 g/cc with minimum recommended coverage of 1sqm/Litre to built DFT of 650 microns. The cured membrane shall exhibit: 1) Tensile strength ASTM D412 : 1.4-2.5 MPa 2) Elongation ASTM D412 : 400-500% 3) Adhesion Strength: >2N/sqm as per ASTM D 4541 4) Crack Bridging Ability : >3-4 mm as per AS/NZS 4548:5:1999 5) Water Permeability : NIL as per DIN 1048 Fibre reinforced liquid applied elastomeric membrane made of Hybrid PU polymers - Damp + (b) Providing and installing non-woven geo-textile membrane 40-50 GSM with overlaps of 50 mm in both directions when the surface is still tacky, over the finish waterproofing treatment prior to protection screed.

Repair to plaster by using readymix mixture of thickness 12 mm to 15 mm including taking down cement or cement lime plaster, raking out joints and preparing plastering the wall surface with white cement based polymer modified self curing mortar, including disposal of rubbish, all complete as per the direction of Engr-in-Charge.

M & L for brick work using fly ash brick conforming to IS-12894:2002, Non Modular, class designation 7.5, straight or curved on plan, exc 6.0 m mean radius, built in CM (1:6) including demoliton of brick work or stone/boulder masonry built in cement mortar complete all as specified and directed.

M & L for Providing and applying minimum 1mm thick wall care putty over prepared surface to achieve the surface even and smooth for painting complete all as specified and directed.

Material & Labour for preparation of new/ old plastered surfaces of finished walls and applying Two or more coats of 100% Premium acrylic emulsion paint having VOC less than 50 gm/litre and UV resistance as per IS 15489:2004, Alkali & fungal resistance, dirt resistance exterior paint of required shade (Company Depot Tinted) with silicon additives @ 1.43 litre/ 10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/ 10 sqm complete all as specified and directed. Note- Primer and emulsion to be carried out through air less spray machine ( Mechanical means)

M & L for rendering/ plaster by using readymix mixture of thickness 12 to 15 mm for new surface preparing plastering the wall surface with white cement based polymer modified self curing mortar all complete all as per the direction of Engr-in-Charge.

M& L for Vitrified tiles double charged 8 to 10 mm thick (square/ rectangular) polished, area of each tiles not exceeding 0.36 sqm, in floors etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match the shade of tiles over & including 15mm thick screed bed in cement & sand mortar 1:6, including dismantling floor, hearth or wall tiling including cement mortar bedding , removing and rubbish off the premised etc complete all as specified.

All as per above item No-20 but on vertical surfaces including 10mm thick screed plaser in CM 1:4 , complete all as specified and as directed.

S&F in repair PVC low level white flushing cistern valveless syphonic action dule type ISI Mark with inlet, ball valve, float and handle including PVC flush pipe 32 mm dia with bend complete all as specified and directed.

S&F in repair PVC (SWR) pipes size 110 mm bore in any length fixed to walls with M.S. clamp 50 x 5mm and SS screw and other necessary fitting including taking down old pipe complete all as specified and directed

S&F in repairs PVC bends 110 mm bore fixed to wall with M.S. clamps 50 x 5mm and SS screw and other necessary fitting including taking down old pipe complete all as specified and directed

PROTON CONSTRUCTIONS COMPANY (BID ID -3211244)

M/S Reliance Construction (BID ID -3210734)

rajan construction (BID ID -3211065)

M/S SWATI CONSTRUCTION (BID ID -3210671)

Matrubhoomi Construction (BID ID -3204143)

M/s Chandra Mohan and Sons (BID ID -3205515)