GE(U)/CHM-51/2023-24 REPAIR/ MAINTENANCE/ REPLACEMENT OF BLOCKED/ RUSTED GI/CI/DI PIPE LINE AND SLUICE VALVE AND CONNECTED ITEMS AT COMMAND HOSPITAL AT CHANDIMANDIR MILITARY 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 any type of soil all as specified and directed by Engineer - in - Charge.

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

Removing excavated material not exceeding 50 m 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 CI/ DI pipe (including all fittings) with spigot and socket ends centrifugally cast 200 mm bore laid in trenches complete all as specified and directed by Engineer - in - Charge.

Taking up CI/ DI pipe (including all fittings) with spigot and socket ends centrifugally cast 150 mm bore laid in trenches complete all as specified and directed by Engineer - in - Charge.

Taking up CI/ DI pipe (including all fittings) with spigot and socket ends centrifugally cast 100 mm bore laid in trenches complete 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.

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 and including push on rubber tyton (gasket D-jointing) with cement mortar lining in the pipes having 200 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.

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 and including push on rubber tyton (gasket D-jointing) with cement mortar lining in the pipes having 150 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.

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 and including 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.

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 100mm bore medium grade steel tubes galvanised with all fittings and fixed complete to walls & ceiling or laid in floor all as specified and directed by Engineer - in – Charge .

S & F 80mm bore medium grade steel tubes galvanised with all fittings and fixed complete to walls & ceiling or laid in floor all as specified and directed by Engineer - in – Charge .

S & F 50mm bore medium grade steel tubes galvanised with all fittings and fixed complete to walls & ceiling or laid in floor all as specified and directed by Engineer - in – Charge .

S & F 40mm bore medium grade steel tubes galvanised with all fittings and fixed complete to walls & ceiling or laid in floor all as specified and directed by Engineer - in – Charge .

S & F 25mm bore medium grade steel tubes galvanised with all fittings and fixed complete to walls & ceiling or laid in floor as in repairs all as specified and directed by Engineer - in – Charge .

S & F 20mm bore medium grade steel tubes galvanised with all fittings and fixed complete to walls & ceiling or laid in floor as in repairs all as specified and directed by Engineer - in – Charge .

S & F 15mm bore medium grade steel tubes galvanised with all fittings and fixed complete to walls & ceiling or laid in floor as in repairs 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 up to 200mm 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.

M&L for rubber ring type push joints ISI Marked as per IS:5382 with jointing material for spigot and socket for 200 mm dia bore DI pipes and fitting complete all as specified and directed.

M&L for rubber ring type push joints ISI Marked as per IS:5382 with jointing material for spigot and socket for 150 mm dia bore DI pipes and fitting complete all as specified and directed.

M&L for rubber ring type push joints ISI Marked as per IS:5382 with jointing material for spigot and socket for 100 mm dia bore DI pipes and fitting complete all as specified and directed.

S & F as 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 as 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 as 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 as 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 as 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.

Supplying and fixing as in repairs non -return sluice valve (reflux) valve flanged type rating PN 1.6 size 150mm bore conforming to IS 5312 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 as in repairs non -return sluice valve (reflux) valve flanged type rating PN 1.6 size 80mm bore conforming to IS 5312 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 as in repairs CI sluice valve flanged type rating PN 1.6 size 200mm bore conforming to IS14846 with necessary gasket, nuts, bolts and washers etc. with Stainless Steel Spindle and jointing including testing for leakage complete all as specified and directed by Engineer – in – Charge.

Supplying and fixing as in repairs CI sluice valve flanged type rating PN 1.6 size 150mm bore conforming to IS14846 with necessary gasket, nuts, bolts and washers etc. with Stainless Steel Spindle and jointing including testing for leakage complete all as specified and directed by Engineer – in – Charge.

Supplying and fixing as in repairs CI sluice valve flanged type rating PN 1.6 size 100mm bore conforming to IS14846 with necessary gasket, nuts, bolts and washers etc. with Stainless Steel Spindle and jointing including testing for leakage complete all as specified and directed by Engineer – in – Charge.

Supplying and fixing as in repairs CI sluice valve flanged type rating PN 1.6 size 80mm bore conforming to IS14846 with necessary gasket, nuts, bolts and washers etc. with Stainless Steel Spindle and jointing including testing for leakage complete all as specified and directed by Engineer – in – Charge.

M&L as in repairs ball valves high pressure of PTMT with epoxy coated aluminium rod and high density plastic ball with minimum weight 690 gm screwed for 40mm bore iron pipe supplied and fixed in repairs complete all as specified and as directed by Engineer-in-charge.

M&L as in repairs ball valves high pressure of PTMT with epoxy coated aluminium rod and high density plastic ball with minimum weight 455 gm screwed for 25mm bore iron pipe supplied and fixed complete all as specified and as directed by Engineer-in-charge.

M&L as 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 in repairs complete all as specified and as directed by Engineer-in-charge.

M&L as 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 complete all as specified and as directed by Engineer-in-charge.

Repairs & making good the leaked joints in CI/ DI pipe line of 200mm bore by burning old lead and making joint leak proof with new spun yarn, old lead and additional lead, if required, complete all as specified and directed.

Repairs & making good the leaked joints in CI/ DI pipe line of 150mm bore by burning old lead and making joint leak proof with new spun yarn, old lead and additional lead, if required, complete all as specified and directed.

Repairs & making good the leaked joints in CI/ DI pipe line of 100mm bore by burning old lead and making joint leak proof with new spun yarn, old lead and additional lead, if required, complete all as specified and directed.

Repairs & making good the leaked joints in CI/ DI pipe line of 80mm bore by burning old lead and making joint leak proof with new spun yarn, old lead and additional lead, if required, complete all as specified and directed. Note for item 43 to 46 above: (i) Excavation and earth work shall be measured and paid separately under relevant items of BOQ.

Taking down existing defective Mild Steel spindle of 200 mm bore from sluice valve after opening top cover of the valve, replacing the same with metal fitting, grinding and making threads including replacement defective check nuts of suitable size to match the existing and repairing the same including fixing minor parts such as nuts, bolts, washer etc complete all as specified and directed.

Taking down existing defective Mild Steel spindle of 150 mm bore from sluice valve after opening top cover of the valve, replacing the same with metal fitting, grinding and making threads including replacement defective check nuts of suitable size to match the existing and repairing the same including fixing minor parts such as nuts, bolts, washer etc complete all as specified and directed.

Taking down existing defective Mild Steel spindle of 100 mm bore from sluice valve after opening top cover of the valve, replacing the same with metal fitting, grinding and making threads including replacement defective check nuts of suitable size to match the existing and repairing the same including fixing minor parts such as nuts, bolts, washer etc complete all as specified and directed.

Construction of brick masonry valve pit/ chamber inside dimensions 120cm x 120cm x 110cm deep from the top of surface including cover of MS sheet 3.15mm thick and angle iron 40mm x 40mm x 4mm with hinges and locking arrangement including painting with two coats of synthetic enamelled paint over a coat of red oxide and grouting to PCC 1:2:4 type B-1, and brick work in CM 1:4, 15mm thick plastering in cement mortar 1:4, foundation concrete 1:4:8 all as per existing pattern and as specified and directed by Engineer - in – Charge. (Earth work shall be measured and paid for separately)

Supplying and laying as in repairs, PVC insulated, copper conductor, electric cable LT, 1100V grade of size 1.5 Sqmm 4 core complete all as specified and as directed by Engineer-in-charge.

M/s Friends Engineering Works

Bharat Enterprises