GE(U)/CHM-20/2022-23 SPECIAL REPAIR TO OLD OBSOLETE CI PIPE LINE BY REPLACEMENT WITH DI PIPE AT PINE MARG AT CHANDIMANDIR MIL STATION

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.

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) Excavation earth works shall be measured and paid for separately.(ii) Fittings shall be measured and paid for separately. (iii) Rubber tyton Joint and jointing material included in the unit rates quoted.

All as per Srl item No. 04 here in before but 150 mm bore 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

Rubber tyton joint suitable for 150mm bore spigot and socketed ductile iron pipe complete all as specified and as directed by Engineer-in-Charge.

Rubber tyton joint suitable for 100mm bore spigot and socketed ductile iron pipe complete all as specified and as directed by Engineer-in-Charge.

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 and washers etc. and jointing including testing for leakage complete all as specified and directed by Engineer – in – Charge.

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 and washers etc. and jointing including testing for leakage complete all as specified and directed by Engineer – in – Charge.

Supplying and fixing air release valve for water works purposes flanged type size 150mm double air valve conforming to IS 14845, PN1.0 with necessary gasket, nuts, bolts and washers etc. and jointing including testing for leakage complete all as specified and directed by Engineer – in – Charge.

Supplying and fixing air release valve for water works purposes flanged type size 100mm double air valve conforming to IS 14845, PN1.0 with necessary gasket, nuts, bolts and washers 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.

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 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 PP-R Gate valves (brass insert) as per requirement of the site 110mm 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 .

M & L for road cutting for laying of water supply pipe lines including returning filling in and making good road surface with sub base, WBM etc. and with cement concrete 100mm thick, 1:2:4 type B-1 smooth finished complete all as specified and directed by Engineer-in-Charge.

M/s Bhagwati Enterprises

V K Constructive Builders

M/s Vikas Kumar Doda Contractor