REPAIR TO LEAKAGE SEEPAGE OF ROOF AT OFFICE ACCOMMODATION OF SQAE(SA) AT KANPUR UNDER GE(I) (P) FY KANPUR.

Amount

Dismantling CGI/Steel (corrugated, semicorrugated, etc.) sheets in roof coverings

Dismantling wrought iron or mild steel work of any description not otherwise provided for

S & F pre-painted Galvalume aluminum zink coating GI based corrugated steel sheet 0.50 mm thick of an colour having tensile strength of 550 mpa as in roof covering / cladding to wall, fixed with self tapping screws as specified.

S & F pre-painted Galvalume aluminum zink coating GI based Plain steel sheet 0.50 mm thick of an colour having tensile strength of 550 mpa as in roof covering / cladding to wall, fixed with self tapping screws as specified.

S&F Rolled mild steel sections in tublar trusses including spacial shaped washer etc complete using ERW or induction butt welded tubes confirming to IS 1161 1979 gde St-240.

S&F Rolled mild steel Roof trusses (framed), trussed purlins crane gantries, rails & fastenings & heavy bracket framing (Beam, tee, angle channel or flat sections) including distance pieces, cleats etc. GDE Fe410-0 or Fe 310-O

Taking down the old existing treatment (tarfelt) incl cement plaster screed bed loose concrete including removing bushes wood growth, mould messes from the roof and cleaning with wire brushes, brooming etc for preparation complete all as specified.

M&L for APP modified membrane water proofing treatment on roof slab as specified. (a) The roof surface shall be thoroughly wire brushed, washed, dried up & cleaned to remove all foreign materials & dust to receive primer. (b) On the dried roof surface apply a uniform coat of bituminous primer T-10/ Polymerised primer oil based coat @ 0.30 litre per Sqm.as per manufacturers instruction. (c) On this primed surface, the approved APP modified bituminous membrane pre fabricated with non woven polyester mat as reinforcement stabilised with fibre glass strands & top with Grey mineral slates 3mm thick weighing not less than 3.5 Kg/ Sqm shall be laid by torch application method. (d) The overlap while torching shall be 75mm on longitudinal direction & 100mm on transverse direction. (e) The above treatment shall be carried out as approved & specified from one of manufacturers. (f) The membrane top to be treated with one cote aluminium paint

M & L for rendering 15 mm thick in CM 1:4 with using liquid water proofing compound on old concrete surfaces on roof finished even and smooth without using extra cement complete all as specified and directed. (NOTE :- Water proofing compound shall be measured and paid separately as supply only )

M & L for Cutting grooves in V-section in existing roof or terracing, cleaning out and filling solidly with a hot mixture or bitumen and clean dry sand 1:1, cutting depth not exc 10cm girth complete all as specified and directed.

M&L for cutting holes of area exc 100 sq cm but n exc 250 sq cm into or through cement concrete slabs chajjas etc reinforced completed all as specified and directed by EIC

Taking down eaves gutters and rainwater pipes (any size or pattern),including all fittings heads shoes, bends,swan-necks,etc..including cleaning or refixing or removal tostore (measured overall as fixed along the center line over fittings along the centre line overfittings and accessories)

S/F 160mm dia PVC (SWR) pipes single socketed in any length with rubber ring joints fixed to walls completed all as specified and directed by Engr- in -charge

S/F 160mm dia PVC (SWR) bends any radius completed all as specified and directed by Engr- in -charge

S/F 160mm dia PVC (SWR) shoes any radius completed all as specified and directed by Engr- in -charge

S&F Stack clamps out of 50mm by 5mm flat iron & 16mm dia round iron stays. Including bolts & nuts & securing ends of stays to wall or roof for 160 mm bore pipe

Hacking out and S&F New rough cast wired figured glass,6.4mm thick and glazing with oil putty in squares Exc0.75 but n exc 1 sq m

S.D.TRADERS

N.P.BUILDERS