CA NO GE(U)/CHM-55/2024-25 SPECIAL REPAIR/ REPLACEMENT FOR OLD RUSTED GI INLET PIPE LINE AND CONNECTED ACCESSORIES AT SECTOR D MD ACCN UNDER 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 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.

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

Supplying and fixing as in repairs ductile iron sluice valve flanged type rating PN 1.6 size 100mm bore conforming to IS-14846 with gun metal spindle and hand wheel, necessary gasket, nuts, bolts and washers etc. and jointing including testing for leakage complete including taking out old unserviceable sluice valve 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 mtr mean radius built in CM 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 lintels up to 1.5 m clear span, seismic and other similar 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 15mm thick on other than fair faces of brick work in CM 1:4 finished even & smooth without using extra cement all as specified and directed by Engineer - in - Charge

M & L as in repairs for framed work for valve pit chamber cover made of MS equal angle and MS sheet 3 mm thick including welding, cutting, hinges, locking arrangments including painting complete all as specified and directed.

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 in trenches 50mm bore including new fittings such as sockets, tee, union, elbow, etc all as specified and directed by Engineer - in - Charge.

Refixing old steel tubing and connections in new or old position in trenches 40mm bore including new fittings such as sockets, tee, union, elbow, etc all as specified and directed by Engineer - in - Charge.

Refixing old steel tubing and connections in new or old position in trenches 25mm bore including new fittings such as sockets, tee, union, elbow, etc all as specified and directed by Engineer - in - Charge.

Refixing old steel tubing and connections in new or old position in trenches 20mm bore including new fittings such as sockets, tee, union, elbow, etc all as specified and directed by Engineer - in - Charge.

Refixing old steel tubing and connections in new or old position in trenches 15mm bore including new fittings such as sockets, tee, union, elbow, etc 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 such as sockets, tee, union, elbow, etc 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 such as sockets, tee, union, elbow, etc 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 such as sockets, tee, union, elbow, etc 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 such as sockets, tee, union, elbow, etc 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 such as sockets, tee, union, elbow, etc all as specified and directed by Engineer - in - Charge. Note for item No 17 to 26: The rate includes taking down of GI pipe.

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 50mm bore medium grade steel tubes galvanized with all fittings laid in wall/ ceiling/ floor all as specified and directed by Engineer - in - Charge .

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

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

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

S&F 15mm bore medium grade steel tubes galvanized with all fittings laid in wall/ ceiling/ floor 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 50mm bore 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 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 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 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 complete all as specified and directed by Engineer – in – Charge.

S & F in repairs bib taps 15mm bore cast copper alloy with crutch or butterfly handle, screwed down, screwed for iron pipe 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 Cement concrete 1:2:4 type B-1 using 20mm graded crushed stone aggregate for foundations, mass and for repairing to paths/ road & hardstanding etc. including necessary cutting of roads/ paths for passing of pipes and making good the disturbed portion complete all as specified and directed by Engineer – in - Charge.

R D Bansal (BID ID -3244068)