SPECIAL REPAIR TO BLDG NO. P-108 (RAFTER BAY) AT SVRG OF CHHEOKI UNDER GE (WEST) PRAYAGRAJ.

Dismantling of asbestos cement ( plain ,corrugated, semi corrugated etc) sheets in roof coverings including ridges complete all as specified and directed.

S&F Pre-painted galvalume aluminum zinc coating GI based corrugated steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof covering or fixed to wall with self tapping screws complete all as specified and directed.

S&F Pre-painted galvalume aluminum zinc coating GI based plain steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof covering or fixed to wall with self tapping screws complete all as specified and directed.

Dismantling of brick tiles laid bedded and pointed in any morter or brick tiles on roof , floors, channels, kerbs, aprons etc,cement concrete of any description & in any position not otherwise specifically provided for.

M&L for Cutting grooves in brick wall, 75mm wide and 65mm deep and shaping horizontal face of groove with cement mortar 1:3 complete all as specified and directed.

M&L for PCC 1:3:6 type B-1 (using 20mm graded crushed stone aggregate) for providing cement concrete as levelling and roof kerbs or mud stops, including finishing the surface with grinder to receive the acrylic based water proofing material, rounded or chamfered on edges etc complete all as specified and directed.

M&L for rendering or bedding layer 15mm thick in cement mortar (1:3) cover concrete surfaces of roof, mixed with WPC 2% wt of cement inclduing finishing surfaces even and fair without using extra cement complete all as specified and directed. Note:- WPC will be measured and paid separately.

M&L for preparation of new surface and applying a coat of hot blown bitumen of grade 85/25 conforming to IS 702 over primed surface of roof slab @ 1.20 Kg/Sqm complete all as specified and directed.

M&L for APP based polymeric water proofing membrane minimum weight 3 Kg/ Sqm and minimum 3mm thick reinforced with polyster non wove febrick (Weight not less than 150gms/Sqm or as per IS), laid over hot bitumen surface by torched application with the strict supervision of manufacturers technical supervisor. Membrane shall be laid with 100mm side/end lap on prepared surface as per manufacturer instruction work shall be carried out strictly with the technical tradesmen and supervision of technical staff of manufacturer.complete all as specified and directed.

Supply and fixing Heat Resistant Terrace Tiles (300 mm x 300 mm ) 9 to 10 mm thick with SRI (solar refractive index) > 78, solar reflection > 0.70 and initial emittance > 0.75 on waterproof and loped surface of terrace, laid over and including on 20 mm thick cement sand mortar in the ratio of 1:4 (1 cement : 4 oarse sand) and grouting the joints with mix of white cement & marble powder in ratio of 1:1, including rubbing and polishing of the surface upto 3 cuts complete, including providing skirting in the same manner complete all as specified and directed.