SPECIAL REPAIRS TO EXTERNAL WATER SUPPLY DISTRIBUTION PIPE LINE AT BASE HOSPITAL AT GUWAHATI UNDER GE GUWAHATI

Amount

Excavating in trenches, n exc 1.5 m wide and n exc 1.5 m in depth; for taking out / laying pipes etc. and getting out, in soft/loose soil, complete all as specified and as directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc 25 cm. in soft/loose soil, complete all as specified and as directed.

Removing excavated material, soils, n exc. 50m and depositing where directed at a level n exc. 1.5m above the starting point complete all as specified and directed.

Supply, Laying, jointing & testing of Ductile iron (DI), pressure pipes with spigot and socket ends, centrifugally cast, class K-7, with cement mortar lining in inner side as per IS:8329 and other relevant standards and metalic zinc coating followed by a finishing layer of epoxy paint in outer side, suitable for push on joint (rubber gasket joint) in any length with inside cement mortar lining, 250 mm bore laid in trenches, including taking out the old CI pipe complete all as specified and directed.

Supply, Laying, jointing & testing of Ductile iron (DI), pressure pipes with spigot and socket ends, centrifugally cast, class K-7, with cement mortar lining in inner side as per IS:8329 and other relevant standards and metalic zinc coating followed by a finishing layer of epoxy paint in outer side, suitable for push on joint (rubber gasket joint) in any length with inside cement mortar lining, 150 mm bore laid in trenches including taking out the old CI pipe complete all as specified and directed.

Supply, Laying, jointing & testing of Ductile iron (DI), pressure pipes with spigot and socket ends, centrifugally cast, class K-7, with cement mortar lining in inner side as per IS:8329 and other relevant standards and metalic zinc coating followed by a finishing layer of epoxy paint in outer side, suitable for push on joint (rubber gasket joint) in any length with inside cement mortar lining, 100 mm bore laid in trenches including taking out the old CI pipe complete all as specified and directed.

Material and labour for ductile iron fittings for spigot & socket ductile iron pipes such as bends (any type, radius and angle), taper any type (straight, bend, increasing decreasing or double socket etc) Tee pieces single branch, "Y" junction, double branch, cross (all sockets or socket and spigot), collars, cap and plug suitable for push on joints size up to 250 mm bore, including taking out the old CI fittings complete all as specified and directed.

M&L for 80mm bore GI pipe Medium grade with all necessary fittings (ISI marked) laid in trenches, including taking out the old GI pipe complete all as specified and as directed.

M&L 63mm outer diameter, 3- layer PP-R Polypropylene random copolymer) concealed pipes SDR 7.4 (PN16) UV stabilized and antimicrobial fusion welded having thermal stability for hot & cold water supply all PP-R plain & brass threaded polypropylene random fittings laid in trenches including taking out the old 50mm GI pipe complete all as specified and as directed.

M&L 40mm outer diameter, 3- layer PP-R Polypropylene random copolymer) concealed pipes SDR 7.4 (PN16) UV stabilized and antimicrobial fusion welded having thermal stability for hot & cold water supply all PP-R plain & brass threaded polypropylene random fittings laid in trenches including taking out the old GI pipe complete all as specified and as directed. complete all as specified and as directed.

M&L 25mm outer diameter, 3- layer PP-R Polypropylene random copolymer) concealed pipes SDR 7.4 (PN16) UV stabilized and antimicrobial fusion welded having thermal stability for hot & cold water supply all PP-R plain & brass threaded polypropylene random fittings laid in trenches including taking out the old GI pipe complete all as specified and as directed. complete all as specified and as directed.

M&L 20mm outer diameter, 3- layer PP-R Polypropylene random copolymer) concealed pipes SDR 7.4 (PN16) UV stabilized and antimicrobial fusion welded having thermal stability for hot & cold water supply all PP-R plain & brass threaded polypropylene random fittings laid in trenches including taking out the old GI pipe complete all as specified and as directed. complete all as specified and as directed.

M&L 63mm outer diameter, PP-R Gate valves (brass insert) as per requirement of the site, including taking out the old valve of any description complete all as specified and as directed.

M&L 40mm outer diameter, PP-R Gate valves (brass insert) as per requirement of the site, including taking out the old valve of any description complete all as specified and as directed.

M&L 25mm outer diameter, PP-R Gate valves (brass insert) as per requirement of the site, including taking out the old valve of any description complete all as specified and as directed.

M&L 20mm outer diameter, PP-R Gate valves (brass insert) as per requirement of the site, including taking out the old valve of any description complete all as specified and as directed.

S&F in repair 40mm dia Ball valves high pressure of PTMT with epoxy coated Aluminium rod & highdensity plastic ball screwed for iron pipe and fixed. (Minimum weight 40mm - 690 gms) complete all as specified and as directed.

S&F in repair 25mm dia Ball valves high pressure of PTMT with epoxy coated Aluminium rod & highdensity plastic ball screwed for iron pipe and fixed. (Minimum weight 25mm - 455 gms) complete all as specified and as directed.

S&F in repair 20mm dia Ball valves high pressure of PTMT with epoxy coated Aluminium rod & highdensity plastic ball screwed for iron pipe and fixed. (Minimum weight 20mm - 210 gms) complete all as specified and as directed.

S&F in repair CI sluice valve of size 250 mm bore with brass spindle and cast iron hand wheel complying with IS:14846-2000, class PN 1.6 both ends flanged complete with rubber/fibre board insertion gasket joints, nuts, bolts & washers of required size & Nos complete all as specified and as directed.

S&F in repair CI sluice valve of size 200 mm bore with brass spindle and cast iron hand wheel complying with IS:14846-2000, class PN 1.6 both ends flanged complete with rubber/fibre board insertion gasket joints, nuts, bolts & washers of required size & Nos complete all as specified and as directed.

S&F in repair CI sluice valve of size 150 mm bore with brass spindle and cast iron hand wheel complying with IS:14846-2000, class PN 1.6 both ends flanged complete with rubber/fibre board insertion gasket joints, nuts, bolts & washers of required size & Nos complete all as specified and as directed.

S&F in repair CI sluice valve of size 100 mm bore with brass spindle and cast iron hand wheel complying with IS:14846-2000, class PN 1.6 both ends flanged complete with rubber/fibre board insertion gasket joints, nuts, bolts & washers of required size & Nos complete all as specified and as directed.

S&F in repair CI sluice valve of size 80 mm bore with brass spindle and cast iron hand wheel complying with IS:14846-2000, class PN 1.6 both ends flanged complete with rubber/fibre board insertion gasket joints, nuts, bolts & washers of required size & Nos complete all as specified and as directed.

S&F in repair CI Foot valve of size 100 mm bore with gun metal working parts complying with IS:4038 heavy duty, flanged end including rubber/fibre board insertion gasket joints, nuts, bolts & washers complete all as specified and as directed.

S&F in repair CI Foot valve of size 80 mm bore with gun metal working parts complying with IS:4038 heavy duty, flanged end including rubber/fibre board insertion gasket joints, nuts, bolts & washers complete all as specified and as directed.

S&F in repair CI Reflux/ Non Return valve single door pattern with flanged ends PN-1.6 confirming to IS: 5312, ISI marked of size 100mm dia bore with bypass arrange ment including all fixing accessoriestype Cast iron flanged end with nuts, rubber gasket, bolts (full threaded), nuts & washers complete all as specified and as directed.

Labour for making horizontal bore hole under road surfaces, suitable upto 250mm bore pipe at a depth of not less than 1.00 meters below the road surfaces for passing out pipe complete all as specified and as directed.

M&L Construction Brick Masonry Valve Pit of size 1200x12000x1200 mm (Internal Dimension) one Brick thick Wall in Cement Mortar 1:4 on 100mm thick PCC 1:4:8 (40mm graded aggregate) in Foundation, Rendering 15mm thick internally and externally upto 150mm below GL, providing 3.0mm thick MS Sheet Valve Pit Cover, welded with 40x5mm Flat Iron Frame alround including provision of Hinges, Handle with Locking Arrangement and 40x40 x6mm Angle Iron Frame fixed on top of Valve Pit by means of holdfast 150mm long, embedd -ed in PCC 1:2:4 (20mm graded aggregate) Block of size 230x200x100 mm, applying two coats of Anti-corrosive Paint to all exposed Steel Surfaces over a coat of red oxide zinc chrome Primer after preparation of Surfaces and necessary Earth Work in Soft/ Loose Soil including demolition of unserviceable Valve Pit, complete all as specified and as directed.

M&L Construction Brick Masonry Valve Pit of size 900x9000x900 mm (Internal Dimension) one Brick thick Wall in Cement Mortar 1:4 on 100mm thick PCC 1:4:8 (40mm graded aggregate) in Foundation, Rendering 15mm thick internally and externally upto 150mm below GL, providing 3.0mm thick MS Sheet Valve Pit Cover, welded with 40x5mm Flat Iron Frame alround including provision of Hinges, Handle with Locking Arrangement and 40x40 x6mm Angle Iron Frame fixed on top of Valve Pit by means of holdfast 150mm long, embedd -ed in PCC 1:2:4 (20mm graded aggregate) Block of size 230x200x100 mm, applying two coats of Anti-corrosive Paint to all exposed Steel Surfaces over a coat of red oxide zinc chrome Primer after preparation of Surfaces and necessary Earth Work in Soft/ Loose Soil including demolition of unserviceable Valve Pit, complete all as specified and as directed.

SHANKAR ENTERPRISE

LAXMI CONSTRUCTION