REPAIR/REPLACEMENT AND MAINTENANCE OF GI PIPE LINE AT CENTRAL ZONE, SOUTH ZONE AND TELEPARA UNDER GE(S) BINNAGURI

Amount

Labour for attending GI pipe 15 mm to 40 mm dia pipe line complaints (break downs) upto Ground floor, terrace and plane area including cutting and threading of pipes as per requirement of site.Note: GI Pipe and fittings shall be measured and paid separately under relevent items.

Labour for attending GI pipe 15 mm to40 mm dia pipe line complaints (break downs) in multi storage building upto G+2 floor and above including cutting and threading of pipes as per requirement of site including necessary scaffolding and safety measures. Note: GI Pipe and fittings shall be measured and paid separately under relevent items

Labour for attending GI pipe 50mm to 80 mm dia pipe line break downs including cutting threading of pipes as per site requirement. Note: GI Pipe and fittings shall be measured and paid separately under relevent items

Supply only GI elbow of the following sizes:- (a) 15mm bore

(b) 20 mm bore

(c) 25 mm bore

(d) 40 mm bore

(e) 50 mm bore

(f) 80 mm bore

Supply only GI union of the following sizes:- (a) 15 mm bore

(b) 20 mm bore

(c) 50 mm bore

(d) 40 mm bore

(e) 50 mm bore

(f) 80 mm bore

Supply only GI tubing medium grade, galvanised of following sizes. Make: TATA/Zindal or equivalent Note: The Quoted rate shall be deemed to include GI sockets and GI nipple. (a) 15 mm bore

(b) 20 mm bore

(c) 25 mm bore

(d) 40 mm bore

(e ) 50 mm bore

(f) 80 mm bore

Supply and fix gun-metal gate valves, with iron wheel head, screwed both ends of size 15 mm dia. Make: Leader/Zoloto or equivalent

Supply and fix gun-metal gate valves, with iron wheel head, screwed both ends of size 20 mm dia. Make: Leader/Zoloto or equivalent

Supply and fix gun-metal gate valves, with iron wheel head, screwed both ends of size 25 mm dia. Make: Leader/Zoloto or equivalent

Supply and fix gun-metal gate valves, with iron wheel head, screwed both ends of size 40 mm dia. Make: Leader/Zoloto or equivalent

Supply and fix gun-metal gate valves, with iron wheel head, screwed both ends of size 50 mm dia. Make: Leader/Zoloto or equivalent

Supply and fix gun-metal gate valves, with iron wheel head, screwed both ends of size 80 mm dia. Make: Leader/Zoloto or equivalent

Excavation in trenches n.exc. 1.5m wide and n.exc1.5m depth for foudation,trenches for laying of pipe line etc. and getting out in soft/loose soil.

Removing excavated material to a distance not exc 50m and depositing where directed at a level not exc 1.5 m above the starting point.

Returning, filling in, incl. spreading, levelling, watering and well ramming in layers not exc 25cm in type of soil

Supply and fix GI tubes 20mm bore, medium grade, galvanised with all fittings and fixed complete to walls and ceilings or laying in floors including taking down the existing GI pipes.

Supply and fix GI tubes 25mm bore, medium grade, galvanised with all fittings and fixed complete to walls and ceilings or laying in floors including taking down the existing GI pipes.

Supply and fix GI tubes 40mm bore, medium grade, galvanised with all fittings and fixed complete to walls and ceilings or laying in floors including taking down the existing GI pipes.

Supply and fix GI tubes 50mm bore, medium grade, galvanised with all fittings and fixed complete to walls and ceilings or laying in floors including taking down the existing GI pipes.

Supply and fix GI tubes 80mm bore, medium grade, galvanised with all fittings and fixed complete to walls and ceilings or laying in floors including taking down the existing GI pipes.

M&L for cement concrete PCC 1:3:6 type C-1 using 20mm graded stone aggregate as in including necessary form work.

M&L for masonary valve chember of size 600x600x600 mm (Internal dimensions) including excavation and earth work in any type of soil and 100 mm thick PCC 1:4:8 type D2 foundation, brick work in cement mortar 1:6, plastering internal and external surface 15mm thick in cement mortar 1:4, PCC 1:3:6 type C1 (using 20mm graded stone aggregate) coping, 50x50x6mm mild steel angle iron, 5 mm thick mild steel plate cover complete with locking arrangement painting steel and iron surfaces with synthetic enamel paint two coats aover a coat of zinc chrome primer compete all as specified.

M&L for masonary valve chember of size 900x900x900 mm (Internal dimensions) including excavation and earth work in any type of soil and 100 mm thick PCC 1:4:8 type D2 foundation, brick work in cement mortar 1:6, plastering internal and external surface 15mm thick in cement mortar 1:4, PCC 1:3:6 type C1 (using 20mm graded stone aggregate) coping, 50x50x6mm mild steel angle iron, 5 mm thick mild steel plate cover complete with locking arrangement painting steel and iron surfaces with synthetic enamel paint two coats aover a coat of zinc chrome primer compete all as specified.

M&L for masonary valve chember of size 1200x1200x1200 mm (Internal dimensions) including excavation and earth work in any type of soil and 100 mm thick PCC 1:4:8 type D2 foundation, brick work in cement mortar 1:6, plastering internal and external surface 15mm thick in cement mortar 1:4, PCC 1:3:6 type C1 (using 20mm graded stone aggregate) coping, 50x50x6mm mild steel angle iron, 5 mm thick mild steel plate cover complete with locking arrangement painting steel and iron surfaces with synthetic enamel paint two coats aover a coat of zinc chrome primer compete all as specified.

Taking up or down steel tubing 15 /20mm bore and connections complete all as specified and directed by Engr-in-charge.

Taking up or down steel tubing 25 mm bore and connections complete all as specified and directed by Engr-in-charge.

Taking up or down steel tubing 40/50 mm bore and connections complete all as specified and directed by Engr-in-charge.

Taking up or down CI/MS Pipe 80 mm bore and connections complete all as specified and directed by Engr-in-charge.

Supply & fix 3-layer PP-R (Polypropylene random copolymer) concealed SDR 7.4 & SDR 11 UV Stabilized and antimicrobial fusion welded having thermal stability for hot and cold water supply all PP-R plain and brass threaded polypropylene random fittings with connected accessories of outer dia 32mm.

Supply & fix 3-layer PP-R (Polypropylene random copolymer) concealed SDR 7.4 & SDR 11 UV Stabilized and antimicrobial fusion welded having thermal stability for hot and cold water supply all PP-R plain and brass threaded polypropylene random fittings with connected accessories of outer dia 63 mm.

M&L for fabrication for errecting/ fixing mild steel (plain or chequered) plates square cut to made mild steel framed flash mixture for clarifier bridge of as existing with out any altermates conforming to Fe410W (Gde E-250) Quality A incl removing and plates all as directed by Engineer-in-Charge

R K AGARWAL

AYAN DAS

S B Enterprises

NARAYAN MAJUMDER

Shri Amarnath Sah

M/S NIKITA ENGINEERING CO

SHRI ARABINDA GHOSH