05 OF 2026-27 OF SE/WBSWC

Taking out old damaged tarfelt from the roof, parapet etc. preparing the roof surfaces by removing all spoils, blisters, moss etc. from the working site and disposal of the same beyond the compound and cleaning the site in all respect as per direction of Engineer-in-Charge.

Dismantling all types of masonry excepting cement concrete plain or reinforced, stacking serviceable materials at site and removing rubbish as directed within a lead of 75 m. b) Extra rate for each addl. Floor over the rate of ground floor

Taking out carefully G.C.I. or C.I. or asbestos sheets (including ridges etc.) from roof or wall after unscrewing bolts, nuts, screws etc.and stacking the material at site as directed.

Supplying, fitting and fixing single skin colour coated trapezoidal profile for wall cludding, Roof shall be made of 0.45mm BMT (Base Metal Thickness)(0.5mm TCT (Total coated thickness excluding paint), G550 (min 550 yield strength), of Zincalume metallic coating (IS15965) with high solar reflactance index (SRI) value for better colling as per thermatech technology, 1000-1015mm effective cover width with five major corrugation,28mm high rib spaced at 203mm c/c with subtle square fitting in the pan and the end rib shall have anti capillary groove and return leg. Thesteel sheet shall be fastened with 40micron zinc coated or 25micron zinc-tin alloy coated, hex head, self driling screw as per IS 3566-2002 Class 3 fastener. The base shall be coted with zinc-aluminium alloy Zincallume(AZ150)(i.e 55%Al, 4.4% Zinc, 1.6%si) minimum of 150g/m2 coating toatal on both sides, pre painted with colorband XRW (xterior roofing walling) paint system if 35micron Super Durable Polyester paint (SDP) with stable inorganic pigment with no lead contents conforming IS15965. The sheet shall be free from defects and have brand marking of the manufacturer giving product details on the back of the sheet at regular interval conforming genuinity of the material. (i) In Roof a) With 0.5mm thick sheet

Aluminium sheet ridging fitted with self tapping screws, EPDM washers etc complete.(Minimum 225mm end lapping). (A) 300 mm lapping each way (b) With 0.91 mm sheet

Brick work with 1st class bricks in cement mortar (1:4) (b) In superstructure, ground floor

Plaster (to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering corners as directed and raking out joints including throating, nosing and drip course, scaffolding/staging where necessary (i) With 1:6 cement mortar (c) 20 mm thick plaster

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. In Ground Floor: (b) Two Coats

Applying Acrylic Emulsion Paint of approved make and brand on walls and ceiling including sand papering in intermediate coats including putty (to be done under specific instruction of Superintending Engineer) : (Two coats) i) Standard Quality