GE(U)/CHM-10/2022-23 PREVENTIVE MAINTENANCE OF DISTRIBUTION PIPE LINE AND CONNECTED ITEMS IN SECTOR D E AND F INCLUDING CONTROL VALVES UNDER AGE E/M -II OF GE (U) CHANDIMANDIR

Amount

Excavating in trenches, not exceeding 1.5m wide and not exceeding 1.5m in depth, for foundations etc or manholes, cesspits, pipes and cables etc. not exc 10 Sqm on plan and getting out in soft / loose soil all as specified and directed by Engineer - in - Charge.

Returning, filling in, including spreading, levelling, watering and well ramming in layers of soft / loose soil not exceeding 25cm thick all as specified and directed by Engineer - in - Charge.

Removal of excavated material to a distance not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point all as specified and directed by Engineer - in - Charge.

Taking up cast iron water mains (including all fittings) with spigot and socket ends 80mm bore complete all as specified and directed by Engineer - in – Charge.

Taking up cast iron water mains (including all fittings) with spigot and socket ends 100mm bore complete all as specified and directed by Engineer - in – Charge.

Taking up cast iron water mains (including all fittings) with spigot and socket ends 150mm bore complete all as specified and directed by Engineer - in – Charge.

Taking up cast iron water mains (including all fittings) with spigot and socket ends 200mm bore complete all as specified and directed by Engineer - in – Charge.

Taking up cast iron water mains (including all fittings) with spigot and socket ends 250mm bore complete all as specified and directed by Engineer - in – Charge.

Supplying, laying, jointing, commissioning and testing of ductile iron pressure pipe with socket & spigot ends having ISI marking confirming to IS:8329/2000 in standard lengths of classification K-9 suitable for push on rubber tyton (gasket D-jointing) with cement mortar lining in the pipes having 100 mm bore, including aligning the pipes inside trench as per IS:12288/1987 and testing the joints with required water pressure complete all as specified & directed. Notes: (i) Cutting of pipe shall be measured and paid for separately .(ii) Excavation earth works shall be measured and paid for separately.(iii) Joints shall be measured and paid for separately.

All as per Srl item No. 9 here in before but 150 mm bore all as specified and directed by Engineer - in - Charge.

All as per Srl item No. 9 here in before but 200 mm bore all as specified and directed by Engineer - in - Charge.

All as per Srl item No. 9 here in before but 250 mm bore all as specified and directed by Engineer - in - Charge.

Cuttng of existing CI pipe in position for inserting of tee, bend collar other type of CI/DI fitting for addition /alternation of existing system for 80mm bore pipe all as specified and directed by Engineer - in - Charge.

Cuttng of existing CI pipe in position for inserting of tee, bend collar other type of CI/DI fitting for addition /alternation of existing system for 100mm bore pipe all as specified and directed by Engineer - in - Charge.

Cuttng of existing CI pipe in position for inserting of tee, bend collar other type of CI/DI fitting for addition /alternation of existing system for 150mm bore pipe all as specified and directed by Engineer - in - Charge.

Cuttng of existing CI pipe in position for inserting of tee, bend collar other type of CI/DI fitting for addition /alternation of existing system for 200mm bore pipe all as specified and directed by Engineer - in - Charge.

Cuttng of existing CI pipe in position for inserting of tee, bend collar other type of CI/DI fitting for addition /alternation of existing system for 250mm bore pipe all as specified and directed by Engineer - in - Charge.

Cuttng of existing CI pipe in position for inserting of tee, bend collar other type of CI/DI fitting for addition /alternation of existing system for 300mm bore pipe all as specified and directed by Engineer - in - Charge.

S & F ductile iron pipe fittings such as bends, tapers, tee pieces single branch, "Y" junction, collars, caps and plugs etc spigot socketed or flanged ends type of size upto 150 mm nominal bore conforming to IS-9520/2000 with pressure rating PN-1 (all the fittings shall be coated for rust prevention i.e. external coating zinc rich paint with finishing layer of bituminous as per Annexure - A of IS:9523/2000 and internal lining shall be of cement mortar with seal coat as per Annexure 'B' of IS-9523/2000) complete all as specified and directed by Engineer - in - Charge. Note: (i) Joint and jointing material shall be measured and paid separately. (ii) Excavation and earth work shall be measured and paid for separately

S & F ductile iron pipe fittings such as bends, tapers, tee pieces single branch, "Y" junction, collars, caps and plugs etc spigot socketed or flanged ends type of size 200mm to 300mm nominal bore conforming to IS-9520/2000 with pressure rating PN-1 (all the fittings shall be coated for rust prevention i.e. external coating zinc rich paint with finishing layer of bituminous as per Annexure - A of IS:9523/2000 and internal lining shall be of cement mortar with seal coat as per Annexure 'B' of IS-9523/2000) complete all as specified and directed by Engineer - in - Charge. Note: (i) Joint and jointing material shall be measured and paid separately. (ii) Excavation and earth work shall be measured and paid for separately

M&L for run lead joint for spigot and socketed end CI pipe & fittings 80 mm bore complete all as specified including earth work as required complete all as specified and directed by Engineer - in - Charge.

M&L for run lead joint for spigot and socketed end CI pipe & fittings 100 mm bore complete all as specified including earth work as required complete all as specified and directed by Engineer - in - Charge.

M&L for run lead joint for spigot and socketed end CI pipe & fittings 150 mm bore complete all as specified including earth work as required complete all as specified and directed by Engineer - in - Charge.

M&L for run lead joint for spigot and socketed end CI pipe & fittings 200 mm bore complete all as specified including earth work as required complete all as specified and directed by Engineer - in - Charge.

M&L for run lead joint for spigot and socketed end CI pipe & fittings 250 mm bore complete all as specified including earth work as required complete all as specified and directed by Engineer - in - Charge.

M&L for run lead joint for spigot and socketed end CI pipe & fittings 300 mm bore complete all as specified including earth work as required complete all as specified and directed by Engineer - in - Charge.

M&L for lead wool joint for spigot and socketed end CI pipe & fittings 80 mm bore complete all as specified including earth work as required complete all as specified and directed by Engineer - in - Charge.

M&L for lead wool joint for spigot and socketed end CI pipe & fittings 100 mm bore complete all as specified including earth work as required complete all as specified and directed by Engineer - in - Charge.

M&L for lead wool joint for spigot and socketed end CI pipe & fittings 150 mm bore complete all as specified including earth work as required complete all as specified and directed by Engineer - in - Charge.

M&L for lead wool joint for spigot and socketed end CI pipe & fittings 200 mm bore complete all as specified including earth work as required complete all as specified and directed by Engineer - in - Charge.

M&L for lead wool joint for spigot and socketed end CI pipe & fittings 250 mm bore complete all as specified including earth work as required complete all as specified and directed by Engineer - in - Charge.

M&L for lead wool joint for spigot and socketed end CI pipe & fittings 300 mm bore complete all as specified including earth work as required complete all as specified and directed by Engineer - in - Charge.

Taking out 80 mm bore sluice valve top cover, spindle and broken / unserviceable check nut (gutka) carrying away to workshop & refixing of sluice valve after servicing / maintenance /grinding / cleaning / threading / greasing work of sluice valve parts, including replacment of gland packing, rubber sheet, nuts, bolts, spindle ,check nut and washer of existing size complete all as specified and directed by Engineer - in - Charge.

Taking out 100 mm bore sluice valve top cover, spindle and broken / unserviceable check nut (gutka) carrying away to workshop & refixing of sluice valve after servicing / maintenance /grinding / cleaning / threading / greasing work of sluice valve parts, including replacment of gland packing, rubber sheet, nuts, bolts, spindle ,check nut and washer of existing size complete all as specified and directed by Engineer - in - Charge.

Taking out 150 mm bore sluice valve top cover, spindle and broken / unserviceable check nut (gutka) carrying away to workshop & refixing of sluice valve after servicing / maintenance /grinding / cleaning / threading / greasing work of sluice valve parts, including replacment of gland packing, rubber sheet, nuts, bolts, spindle ,check nut and washer of existing size complete all as specified and directed by Engineer - in - Charge.

Taking out 200 mm bore sluice valve top cover, spindle and broken / unserviceable check nut (gutka) carrying away to workshop & refixing of sluice valve after servicing / maintenance /grinding / cleaning / threading / greasing work of sluice valve parts, including replacment of gland packing, rubber sheet, nuts, bolts, spindle ,check nut and washer of existing size complete all as specified and directed by Engineer - in - Charge.

Taking out 250 mm bore sluice valve top cover, spindle and broken / unserviceable check nut (gutka) carrying away to workshop & refixing of sluice valve after servicing / maintenance /grinding / cleaning / threading / greasing work of sluice valve parts, including replacment of gland packing, rubber sheet, nuts, bolts, spindle ,check nut and washer of existing size complete all as specified and directed by Engineer - in - Charge.

Taking out 300 mm bore sluice valve top cover, spindle and broken / unserviceable check nut (gutka) carrying away to workshop & refixing of sluice valve after servicing / maintenance /grinding / cleaning / threading / greasing work of sluice valve parts, including replacment of gland packing, rubber sheet, nuts, bolts, spindle ,check nut and washer of existing size complete all as specified and directed by Engineer - in - Charge.

Taking out old unserviceable Sluice valve & Supplying and fixing cast iron sluice valve flanged type rating PN 1.6 size 80mm bore conforming to IS-14846 with necessary gasket, nuts, bolts, washers and hand wheel etc. and jointing including testing for leakage complete all as specified and directed by Engineer – in – Charge.

Taking out old unserviceable Sluice valve & Supplying and fixing cast iron sluice valve flanged type rating PN 1.6 size 100mm bore conforming to IS-14846 with necessary gasket, nuts, bolts, washers and hand wheel etc. and jointing including testing for leakage complete all as specified and directed by Engineer – in – Charge.

Taking out old unserviceable Sluice valve & Supplying and fixing cast iron sluice valve flanged type rating PN 1.6 size 150mm bore conforming to IS-14846 with necessary gasket, nuts, bolts, washers and hand wheel etc. and jointing including testing for leakage complete all as specified and directed by Engineer – in – Charge.

Taking out old unserviceable Sluice valve & Supplying and fixing cast iron sluice valve flanged type rating PN 1.6 size 200mm bore conforming to IS-14846 with necessary gasket, nuts, bolts, washers and hand wheel etc. and jointing including testing for leakage complete all as specified and directed by Engineer – in – Charge.

Taking out old unserviceable Sluice valve & Supplying and fixing cast iron sluice valve flanged type rating PN 1.6 size 250mm bore conforming to IS-14846 with necessary gasket, nuts, bolts, washers and hand wheel etc. and jointing including testing for leakage complete all as specified and directed by Engineer – in – Charge.

Taking out old unserviceable Sluice valve & Supplying and fixing ductile iron sluice valve flanged type rating PN 1.6 size 80mm bore conforming to IS-14846 with necessary gasket, nuts, bolts, washers and hand wheel etc. and jointing including testing for leakage complete all as specified and directed by Engineer – in – Charge.

Taking out old unserviceable Sluice valve & Supplying and fixing ductile iron sluice valve flanged type rating PN 1.6 size 100mm bore conforming to IS-14846 with necessary gasket, nuts, bolts, washers and hand wheel etc. and jointing including testing for leakage complete all as specified and directed by Engineer – in – Charge.

Taking out old unserviceable Sluice valve & Supplying and fixing ductile iron sluice valve flanged type rating PN 1.6 size 150mm bore conforming to IS-14846 with necessary gasket, nuts, bolts, washers and hand wheel etc. and jointing including testing for leakage complete all as specified and directed by Engineer – in – Charge.

Taking out old unserviceable Sluice valve & Supplying and fixing ductile iron sluice valve flanged type rating PN 1.6 size 200mm bore conforming to IS-14846 with necessary gasket, nuts, bolts, washers and hand wheel etc. and jointing including testing for leakage complete all as specified and directed by Engineer – in – Charge.

Taking out old unserviceable Sluice valve & Supplying and fixing ductile iron sluice valve flanged type rating PN 1.6 size 250mm bore conforming to IS-14846 with necessary gasket, nuts, bolts, washers and hand wheel etc. and jointing including testing for leakage complete all as specified and directed by Engineer – in – Charge.

M & L brick work with sub class ‘B’ old size burnt bricks straight or curved on plan exceeding 6.0m mean radius built in cement mortar 1:4 all as specified and directed by Engineer – in – Charge.

M & L cement concrete (1:2:4) type B-1 using 20mm graded stone aggregate as in bands, benching, coping, bed blocks, apex stones and kerbs etc including use of necessary form work all as specified and directed by Engineer - in - Charge .

M & L rendering 10mm thick on fair faces of brick work or concrete surfaces in CM 1:4 finished even & smooth without using extra cement all as specified and directed by Engineer - in - Charge .

S & F framed work such as grills, grating, etc., with ends of bars shouldered and / or riveted, or forged into spikes; framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; frame work for water tanks and similar work conforming to Fe-290 Gde E-165 all as specified and directed by Engineer - in - Charge.

S & F mild steel work for hold fasts, wall ties, bands, straps clamps, including bolts, if required; hooks (stay), handles for manhole covers, hook and pintle hinges, hooks for hanging fans; and similar small articles etc confirming to Fe-290 Gde E-165 all as specified and directed by Engineer - in - Charge.

Taking down steel tubing 100mm bore and connections including cleaning for refixing/ removal complete all as specified and directed by Engineer - in – Charge.

Taking down steel tubing 80mm bore and connections including cleaning for refixing/ removal complete all as specified and directed by Engineer - in – Charge.

Taking down steel tubing 50mm bore and connections including cleaning for refixing/ removal complete all as specified and directed by Engineer - in – Charge.

Taking down steel tubing 40mm bore and connections including cleaning for refixing/ removal complete all as specified and directed by Engineer - in – Charge.

Taking down steel tubing 25mm bore and connections including cleaning for refixing/ removal complete all as specified and directed by Engineer - in – Charge.

Taking down steel tubing 20mm bore and connections including cleaning for refixing/ removal complete all as specified and directed by Engineer - in – Charge.

Taking down steel tubing 15mm bore and connections including cleaning for refixing/ removal complete all as specified and directed by Engineer - in – Charge.

Refixing old steel tubing and connections in new or old position (walls, ceiling, floors, etc.) 100mm bore including new fittings i.e. sockets, tee, union, elbow etc as required all as specified and directed by Engineer - in - Charge.

Refixing old steel tubing and connections in new or old position (walls, ceiling, floors, etc.) 80mm bore including new fittings i.e. sockets, tee, union, elbow etc as required all as specified and directed by Engineer - in - Charge.

Refixing old steel tubing and connections in new or old position (walls, ceiling, floors, etc.) 50mm bore including new fittings i.e. sockets, tee, union, elbow etc as required all as specified and directed by Engineer - in - Charge.

Refixing old steel tubing and connections in new or old position (walls, ceiling, floors, etc.) 40mm bore including new fittings i.e. sockets, tee, union, elbow etc as required all as specified and directed by Engineer - in - Charge.

Refixing old steel tubing and connections in new or old position (walls, ceiling, floors, etc.) 25mm bore including new fittings i.e. sockets, tee, union, elbow etc as required all as specified and directed by Engineer - in - Charge.

Refixing old steel tubing and connections in new or old position (walls, ceiling, floors, etc.) 20mm bore including new fittings i.e. sockets, tee, union, elbow etc as required all as specified and directed by Engineer - in - Charge.

Refixing old steel tubing and connections in new or old position (walls, ceiling, floors, etc.) 15mm bore including new fittings i.e. sockets, tee, union, elbow etc as required all as specified and directed by Engineer - in - Charge.

S & F 100mm bore medium grade steel tubes galvanized with all fittings laid in trenches all as specified and directed by Engineer - in - Charge .

S & F 80mm bore medium grade steel tubes galvanized with all fittings laid in trenches all as specified and directed by Engineer - in - Charge .

S & F 50mm bore medium grade steel tubes galvanized with all fittings laid in trenches all as specified and directed by Engineer - in - Charge .

S & F 40mm bore medium grade steel tubes galvanized with all fittings laid in trenches all as specified and directed by Engineer - in - Charge .

S & F 25mm bore medium grade steel tubes galvanized with all fittings laid in trenches all as specified and directed by Engineer - in - Charge .

S & F 20mm bore medium grade steel tubes galvanized with all fittings laid in trenches all as specified and directed by Engineer - in - Charge .

S & F 15mm bore medium grade steel tubes galvanized with all fittings laid in trenches all as specified and directed by Engineer - in - Charge.

S & F 110 mm 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 all as specified and directed by Engineer - in - Charge.

S & F 90 mm 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 all as specified and directed by Engineer - in - Charge.

S & F 63 mm 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 all as specified and directed by Engineer - in - Charge.

S & F 50 mm 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 all as specified and directed by Engineer - in - Charge.

S & F 32 mm 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 all as specified and directed by Engineer - in - Charge.

S & F 25 mm 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 all as specified and directed by Engineer - in - Charge.

S & F 20 mm 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 all as specified and directed by Engineer - in - Charge.

M & L Drilling and tapping cast iron water mains (in position) for branch connections of the internal dia 15mm bore pipe complete all as specified and as directed by Engineer-in-Charge.

M & L Drilling and tapping cast iron water mains (in position) for branch connections of the internal dia 20/25mm bore pipe complete all as specified and as directed by Engineer-in-Charge.

S & F in repairs gunmetal globe or gate valve with iron wheel head, screwed both ends for iron pipes 50mm bore as in repairs complete all as specified and directed by Engineer – in – Charge.

S & F in repairs gunmetal globe or gate valve with iron wheel head, screwed both ends for iron pipes 40mm bore as in repairs complete all as specified and directed by Engineer – in – Charge.

S & F in repairs gunmetal globe or gate valve with iron wheel head, screwed both ends for iron pipes 25mm bore as in repairs complete all as specified and directed by Engineer – in – Charge.

S & F in repairs gunmetal globe or gate valve with iron wheel head, screwed both ends for iron pipes 20mm bore as in repairs complete all as specified and directed by Engineer – in – Charge.

S & F in repairs gunmetal globe or gate valve with iron wheel head, screwed both ends for iron pipes 15mm bore as in repairs complete all as specified and directed by Engineer – in – Charge.

Rubber gasket joint suitable for 80mm bore spigot and socketed pipes and fittings complete all as specified and as directed by Engineer-in-Charge.

Rubber gasket joint suitable for 100mm bore spigot and socketed pipes and fittings complete all as specified and as directed by Engineer-in-Charge.

Rubber gasket joint suitable for 150mm bore spigot and socketed pipes and fittings complete all as specified and as directed by Engineer-in-Charge.

Rubber gasket joint suitable for 200mm bore spigot and socketed pipes and fittings complete all as specified and as directed by Engineer-in-Charge.

Rubber gasket joint suitable for 250mm bore spigot and socketed pipes and fittings complete all as specified and as directed by Engineer-in-Charge.

Rubber gasket joint suitable for 300mm bore spigot and socketed pipes and fittings complete all as specified and as directed by Engineer-in-Charge.

Rubber or fibre board gasket joint suitable for 80mm bore flanged pipes and fittings including provision of bolts, nuts, washers and white lead or mineral oil complete all as specified.

Rubber or fibre board gasket joint suitable for 100mm bore flanged pipes and fittings including provision of bolts, nuts, washers and white lead or mineral oil complete all as specified.

Rubber or fibre board gasket joint suitable for 150mm bore flanged pipes and fittings including provision of bolts, nuts, washers and white lead or mineral oil complete all as specified.

Rubber or fibre board gasket joint suitable for 200mm bore flanged pipes and fittings including provision of bolts, nuts, washers and white lead or mineral oil complete all as specified.

Rubber or fibre board gasket joint suitable for 250mm bore flanged pipes and fittings including provision of bolts, nuts, washers and white lead or mineral oil complete all as specified.

Rubber or fibre board gasket joint suitable for 300mm bore flanged pipes and fittings including provision of bolts, nuts, washers and white lead or mineral oil complete all as specified.

M & L in repairs for Cast iron pipes with flanged ends, centrifugally cast, Class A, 150mm bore ,in any length, laid in trenches all as specified and directed by Engineer - in - Charge. .

M & L in repairs for Cast iron pipes with flanged ends, centrifugally cast, Class A, 200mm bore ,in any length, laid in trenches all as specified and directed by Engineer - in - Charge. .

M&L in repairs ball valves high pressure of PTMT with epoxy coated aluminium rod and high density plastic ball with minimum weight 142 gm screwed for 15mm bore iron pipe supplied and fixed in repairs complete all as specified and as directed by Engineer-in-charge.

M&L in repairs ball valves high pressure of PTMT with epoxy coated aluminium rod and high density plastic ball with minimum weight 210 gm screwed for 20mm bore iron pipe supplied and fixed complete all as specified and as directed by Engineer-in-charge.

M & L for area cleaning of water supply installation including clearing of vegitation, wild growth and trimming of grass etc in and around the water storage tanks, valve pits and installation compound and removing rubbish off the premises complete all as specified and as directed by Engineer-in-charge.

M&L for Bacteriological/Chemical testing and analysis with preparation of detailed report as per IS 10500:1991 after collection of samples at various locations all as specified and directed by Engr-In-Charge. Note: (a) the testing will be conducted by Govt Approved Labs/NABL labs only (b) the contractor will make suitable arrangements for collection of sample water at with prior intimation to Engr-in-Charge .

S & F PP-R Gate valves (brass insert) as per requirement of the site 63mm diameter all as specified and directed by Engineer - in – Charge .

S & F PP-R Gate valves (brass insert) as per requirement of the site 50mm diameter all as specified and directed by Engineer - in – Charge .

S & F PP-R Gate valves (brass insert) as per requirement of the site 32mm diameter all as specified and directed by Engineer - in – Charge .

S & F PP-R Gate valves (brass insert) as per requirement of the site 25mm diameter all as specified and directed by Engineer - in – Charge .

S & F PP-R Gate valves (brass insert) as per requirement of the site 20mm diameter all as specified and directed by Engineer - in – Charge .

S & F DOL starter for induction motor capacity of 1 HP to 5 HP Three phase ,415 V, 50 Hz all as specified and directed by Engr-in-charge.

M/S Gupta and Sons

V K Constructive Builders