GAIL (India) Limited

75chiseling out the masonry to proper line and depth. After GI pipes etc., are fixed in chases, the chases,shall be filled with cement with cement concrete 1:3:6 (1 cement: 3 coarse sand: 6 graded stone aggregateof 20 mm nominal size) or cement mortar 1:4 (1 cement: 4 coarse sand) as may be specified and madeflush with the masonry surface. The concrete surface shall be roughened with wire brush to provide a keyfor plastering.9. WATER SUPPLY FITTINGS9.1 Unless otherwise specified all gunmetal/brass such as ball valves, non-return valves, full-way valves, stopcocks, bib taps, etc. shall confirm to relevant BIS specifications and shall be of heavy quality.10. PAINTING10.1 All vertical / horizontal pipes shall suitably painted with two coats anticorrosive paint of approved qualityover a coat of primer.11. SCOPE OF SEWERAGE DISPOSAL AND DRAINAGE11.1 Scope of internal sewerage disposal and drainage system under this Lump Sum contract will include allCI waste pipes connections up to Gully traps and Cl Soil pipe connections up to manholes including ventpipes with vertical stacks manhole including all floor traps, gully traps as shown in the drawings.11.2 Scope of internal drainage i.e. Rain water system under this lump sum contract will include all PVC rainwater pipes connecting from terrace/balcony 2.50 including PVC bends upto storm water drainage line,gully chamber and including storm water Drainage system as shown in the drawings.IISANITARY INSTALLATIONGENERAL REQUIREMENTSa. All sanitary appliances including Sanitary fittings, fixtures, toilet requisites, shall be of size, make anddesign of first quality as per sample approved by the Consultant / Engineer-in-charges as shown in thedrawings. The rates shall be for center fittings only.b. All exposed and visible G.I. pipe and fittings shall be painted with approved quality of two coats ofsynthetic enamel paint over a coat of primer of approved shade as approved.c. All necessary and plumbing work shall be carried out through licensed plumbers.d. All sanitary fittings such as water closet pans (pedestal or squatting patterns), flush pipes, brackets, washbasins, baths, sinks, soil and vent pipes etc. and fittings holders for toilet paper, glass shelves and otherfittings together with the fixing of the same shall be complete in all respects and fit for proper functioning.e. All damage done to floors, walls, R.C.C. work etc. during process of execution, fixing or installation ofsanitary fittings, pipes, internal water supply and house drainage etc., shall be restored to its originalcondition and the cost of the same is included in the rates.1. SANITATRY WARES1.1. EUROPEAN TYPE W.C. PAN WITH LOW LEVEL FLUSHING CISTERNEuropean type W.C. pan shall be of white vitreous china first quality water closet ‘P’ or ‘S’ trap coupledwith fittings, brackets, complete in all respects. The W.C. pan shall be free from cracks, crazes, blisters,and shall have smooth surface.1.2 FIXINGW.C. pan shall be fixed to floor walls with C P. brass screws or by means of 75 mm long 6.5 mm countersunk bolts and nuts embedded in floor concrete. The base of the pedestal of the pan shall squarely rest onthe finished floor Any gap between the finished floor and the pedestal shall be filled with white masticmixed with pigment to match the shade of floor or as directed by the Consultants / Engineer-in-charge.