REPAIR/MAINT OF CI/DI AND GI PIPES OF DIFFERENT SIZES INCLUDING REPAIRS/REPLACEMENT OF SLUICE VALVES, AIR RELEASE VALVE AND VALVE, GATE VALVES, VALVE CHAMBER PITS AT UPPER LEIMAKHONG AT LMS.

Amount

Schedule 'A'

Excavation in trenches not exceeding 1.50 m wide and not exceeding 1.5m in depth for foundation or laying of pipe etc, not exceeding 10 sqm on plan and getting out in hard/dense soil complete all as specified and as directed.

Returning, filling in, including spreading, leveling, watering and well ramming in layers not exceeding 25cm as in soils complete all as specified and as directed.

Removing excavated materials to a distance not exceeding 50m and depositing where directed at a level not exceeding 1.5 mtr above the starting point as in soils complete all as specified and as directed.

Taking up CI/DI water main including all fitting with spigot socket ends and lead/tyton joints including burning out lead joints and recovering lead of the following size of pipe for reuse or deposited to MES store yard complete all as specified and as directed. :- (a) 100 mm dia

(b) 150 mm dia

(c) 200 mm dia

Supply & Laying, jointing, testing Cast iron pipe with spigot socketed ends centrifugally cast, class LA, in any length laid in trenches of the following sizes complete all as specified and as directed. Make :- Electro steel / Electro therm /jindal / Kesoram/Tisco (a) 100 mm dia

(b) 150 mm dia

(c ) 200 mm dia

Supply & Laying, jointing, testing Ductile iron pipe with spigot socketed ends centrifugally cast, class - K9, tyton joints conforming to IS-8329-2000 laid in trenches of the following sizes complete all as specified and as directed. (a) 100 mm dia

(b) 150 mm dia

(c ) 200 mm dia

Supply & Laying, jointing, testing CPVC schedule 80 pipe with schedule 80 fitting laid in trenches of the following sizes complete all as specified and as directed. (a) 75 mm inner dia

(b) 100 mm dia

Taking out Sluice valve for refacing , regrinding and refixing following sizes complete all as specified and as directed:- (a) 80 mm dia

(b) 100 mm dia

(c) 150 mm dia

(d) 200 mm dia

Material and labour for supply and fixing including jointing and testing of CI sluice valves class PN 1.6, ISI mark flanged ends drilled having stainless steel spindle with cast iron wheel at top complete with nuts, bolts, washers and gaskets for the follwing sizes complete all as specified and as directed. Make :- Kirloskar (KBL) / L&T / Leader (a) 80 mm dia

(b) 100 mm dia

(c) 150 mm dia

(d) 200 mm dia

Material and labour for CI specials such as Tees of any size and radious, collars, bend, tapers, tail pieces, caps and plugs upto 200 mm bore complete all as specified and as directed.

Material and labour for DI specials such as Tees of any size and radious, collars, bend, tapers, tail pieces, caps and plugs upto 200 mm bore complete all as specified and as directed.

Taking up or down steel tubing with connection including cleaning for removal all as specified and as directed by Engineer-in-Charge of the follwing sizes complete all as specified and as directed. :- (a) 15 mm dia

(b) 20 mm dia

(c) 25 mm dia

(d ) 40 to 80 mm dia

Relaying steel tubing with connection including cleaning for removal all as specified and as directed by Engineer-in-Charge of the follwing sizes complete all as specified and as directed. :- (a) 15 mm dia

(b) 20 mm dia

(c) 25 mm dia

(d ) 40 to 80 mm dia

Supply, laying and testing GI tubing medium grade ISI Marked with all fitting laid in trenches for bore of pipe of following sizes complete all as specified and directed. Make - Tata / Jindal / Bansal / Surya Prakash/ Nezone (a) 15 mm dia

(b) 20 mm dia

(c) 25 mm dia

(d ) 40 mm dia

(e) 50 mm dia

(f) 80 mm dia

Supply & Fixing in repair gun metal gate valve with iron wheel head screwed both ends for iron pipe and fixed, bore of pipe of following sizes complete all as specified and directed. Make :- Kirloskar (KBL) / L&T / Leader/Zoloto/Venus (a) 15 mm dia

(b) 20 mm dia

(c) 25 mm dia

(d ) 40 mm dia

(e) 50 mm dia

M & L for cutting of CI/DI pipe in position for reducing/ reducting to required length for insertion of new tees, branches etc of following sizes complete all as specified and as directed. (a) 80 mm dia

(b) 100 mm dia

(c ) 150 mm dia

(d) 200 mm dia

Material and labour for rubber gasket joints in repair including jointing materials complete all as specified and directed. (a) 100 mm dia

(b) 150 mm dia

(c ) 200 mm dia

Material and labour for Lead wool joints in repair including jointing materials complete all as specified and directed. (a) 100 mm dia

(b) 150 mm dia

(c ) 200 mm dia

Repair the lekage of GI water mains of different locations up to 50 mm size of pipe lines complete all as specified and directed. (Note: Quoted rate shall be deemed to inclusive of excavation/ returning filling , nipples,unions ,bend, elbow and welding works complete all as specified.) Note : GI/CI/DI pipe will be measured and paid under relevent otem of BOQ.

Repair the lekage of GI/CI/DI water mains of different locations above 50 mm and up to 80 mm size of pipe lines complete all as specified and directed. (Note: Quoted rate shall be deemed to inclusive of excavation/ returning filling , nipples, elbow ,collars,bend,unions, tale piece, MJ joints and welding works complete all as specified.) Note : GI/CI/DI pipe will be measured and paid under relevent otem of BOQ.

Repair the lekage of CI/DI water mains of different locations , size of pipe lines above 80 mm to 200 mm complete all as specified and directed. (Note: Quoted rate shall be deemed to inclusive of excavation/ returning filling,nipples,collars,bend,unions, tale piece, MJ joints and welding works complete all as specified.) Note : CI/DI pipe will be measured and paid under relevent otem of BOQ.

M&L in replacement of valves pit chamber having internal dismention 90 cm x 90 cm x 90 cm (internal height) using PCC (1:4:8) 40 mm graded stone aggregate for foundation 15 cms thick, 23 cm thick wall in CM (1:4) 10 mm thick rendering all around the brick work with 1:6 cement mortar PCC (1:2:4) type B1 coping with 20mm graded aggregate for grouting MS frame including 8mm thick MStop sheet cover with locking arrangement including 50 mm pad lock with double key arrangement, MS frame made out of 40 x 40 x 6 mm thick angle iron including painting of steel surface with two coats of synthetic enamel paint over a coat of red oxide primers finishing coal including necessary excavation in any type of soil, returning filling in and removal of surplus soil to a distance not exceeding 50 mtrs all as specified and including demoletion/ dismentling of existing valve chamber complete all as specified and as directed.

M&L in replacement of valves pit chamber having internal dismention 90 cm x 90 cm x 60 cm (internal height) using PCC (1:4:8)40 mm graded stone aggregate for foundation 15 cms thick, 23 cm thick wall in CM (1:4) 10 mm thick rendering all around the brick work with 1:6 cement mortar PCC (1:2:4) type B1 coping with 20mm graded aggregate for grouting MS frame including 8mm thick MStop sheet cover with locking arrangement including 50 mm pad lock with double key arrangement, MS frame made out of 40 x 40 x 6 mm thick angle iron including painting of steel surface with two coats of synthetic enamel paint over a coat of red oxide primers finishing coal including necessary excavation in any type of soil, returning filling in and removal of surplus soil to a distance not exceeding 50 mtrs all as specified and including demoletion/ dismentling of existing valve chamber as directed by the Engineer-in-Charge

Supply and fixing of mechanical Joint (MJ) fittings of various sizes and various depth of any type radius and angle) such as tapers, straight, increasing / decreasing or double socket / flanged, connecting pieces etc, as required at site and for the folowing sizes complete all as specified and as directed. (a) 200/250 mm bore size

(b) 150 mm bore size

(c )100 mm bore size

(d) 80 mm bore size

Supply and fixing in repair of 20 mm ball brass float valves, high pressure, with polythene float and flynut complete, screwed for iron pipe or brass ferrule incl. connector of suitable size and fixed on roof top water tank complete all as specified and as directed.

Supply and fixing in repair of 25 mm ball brass float valves, high pressure, with polythene float and flynut complete,screwed for iron pipe or brass ferrule incl. connector of suitable size and fixed on roof top water tank complete all as specified and as directed.

Supply and fixing in repair of 40 mm ball brass float valves, high pressure, with polythene float and flynut complete,screwed for iron pipe or brass ferrule incl. connector of suitable size and fixed on roof top water tank complete all as specified and as directed.

M&L for painting of CI/GI pipes at pump houses such as suction and delivery main with two coats of primer paint including preparation of surfaces by scrubbing down with wire brush/sand paper old existing paint complete all as specified and directed.

M&L for plain cement concrete 1:4:8 type D2 using 40 mm graded crushed stone aggregate as in foundation, concrete base, etc complete all as specified and directed.

M&L for demolition cement mortar/cement lime mortar complete all as specified and directed.

M/S MANGANG RENOVATIONS (BID ID -3371275)