REPAIR/REPLACEMENT OF WATER SUPPLY LINES AND MISC WORKS OF INSTALLATION AT FATEHGANJ AREA UNDER GE (A) BARODA

Amount

Excavation in trenches not exc 1.5m wide & not exc 1.5m in depth for foundation or for laying / taking out of CI /GI pipe line in trenches and cess pits, pier hole etc not exc 10sqm on plan & not exc 1.5m in depth & getting out in soft/loose of soil.

Returning, filling in trenches including spreading, leveling watering and well ramming in layers not exceeding 25cm in soft/loose soil.

Removing excavated material to a distance not exc 50mtr and depositing where directed at level n exc1.5 mtr above the starting point

Taking up or down existing DI/GI tubing and connection including disconnection of fittings from tubing where required and cleaning for refixing or removal from site complete as directed by Engr-in-Charge of following sizes :-

Old GI pipe 20 mm bore

Old GI pipe 25 mm bore

Old GI pipe 50 mm bore

Old GI pipe 80 mm bore

Old DI pipe100 mm bore

Old DI pipe150 mm bore

Refixing/Relaying of old DI/GI tubing and connections in new or old position including new fittings and tightening rubber complete of following bore all as directed by Engr-in-Charge.

GI pipe 20 mm dia

GI pipe 25 mm dia

GI pipe 50 mm dia

GI pipe of 80 mm bore

DI pipe of 100 mm bore

DI pipe of 150 mm bore

Supply & laying of water pipe lines of the following sizes and grade complete with fittings (such as bends, elbows, tees, short pieces, connectors, caps, plugs, unions and screwed socket joints etc) laid in trenches complete as directed by Engr-in-Charge, (Note when pipe laid in straight line then the 3rd length is required to be connected by union. :-

GI pipe, Med grade 20 mm dia

GI pipe, Med grade 25 mm dia

GI pipe, Med grade 50 mm dia

GI pipe, Med grade 80 mm dia

Supply & laying connecting, jointing and testing DI pressure pipe ISI marked to IS 8329-2000 reaffirmed -2005 edition 4.1 suitable for push on joints in standard working lengths supplied with rubber gasket duly ISI marked for water supply , class K-7 with socket and with cement mortar lining inside the metallic zinc coating with finishing layerof bitumenous paint on outside the pipe without polethene sleeves but including push on joints supplied with ISI marked EPDM rubber gasket conforming to IS-5382-1985(reaffirmed 2003) with dual hardness of type 2 (Bulb) and type 5(Heel) quality laid in trenches complete all as specified and directed by Engr-in-Charge of following bore.

100 mm bore

150 mm bore

Supply and fix in repair gun metal, globe or gate valve for 20 mm dia pipe with iron wheel head, screwed both ends, ISI marked

Supply and fix in repair gun metal, globe or gate valve for 25 mm dia pipe with iron wheel head, screwed both ends, ISI marked

Supply and fix in repair gun metal, globe or gate valve for 50 mm dia pipe with iron wheel head, screwed both ends, ISI marked

M & L for caulking of lead joint of spigot and socket cast iron pipe incl providing lead wool and making joint leak proof including necessay earth work/excavation and making good disturbed site, T & P and draining out water etc of following bore pipe all as directed.

150 mm bore

100 mm bore

80 mm bore

S&F, for CI/DI specials, bends (any type radius & angle), tappers any type (straight bend increasing or decreasing or double socket etc) tee pieces single branch ‘Y’ junction double branch cross (all sockets or socket & spigot) collars caps plug etc up to 150 mm bore for spigot & socket pipes.

Cutting CI pipes and reducing to required length in position for insertion of tees, branches etc complete all as directed:

150 mm bore

100 mm bore

80 mm bore

S&F in repair sluice valve cast iron, both ends flanged class PN-1.6 conforming to IS-14846 with stainless steel spindle including joints & jointing materials (Rubber gasket, nut, bolts,washers etc) complete of following sizes

150 mm bore

100 mm bore

80 mm bore

Supply and fix in repair PVC foot valve ball type conforming to IS 4038 complete of following size all as per specified and directed by Engr-in-Charge.

100 mm bore

80 mm bore

Dismantling of u/s valve pit and M & L for construction of brick masonary valve pit chamber of size 450mmx450mmx600mm (internal size) with 100mm thick, PCC 1:4:8 type D2 lean concrete foundation using 40mm graded stone aggregate, providing well burnt brick masonary wall of 23cm thick built in CM 1:6 rendering 15 mm thick in CM 1:6 finished even smooth using extra cement internally and 20mm thick in CM 1:4 and finished fair and even, supply and fix 3.15 mm thick MS sheet steel cover fixed on 50mmx50mmx6mm thick angle iron frame embbeded in PCC coping with locking arrangement and 1 No, 50mm size, 4 levers lock with key in duplicate Standard size and MS hold fast and handle made out of 25 x 6mm flat iron appplying two coats of synthetic enamel paint of approved shade over a coat of red oxide primer to all exposed steel surfaces making good all disturbed surface to match surrounding complete all as specified and directed

M &L for Cleaning of RCC Semi under ground Sump/ tank of capacity 50,000 gln using following steps/stages including arrangement of necessary T & P, labour and chemicals all as specified and directed by Engr-In-Charge. (a) Mechanised dewatering (b) sludge removal (c) High pressure cleaning (d) vaccume cleaning (e) Antibacterial spray (f) UV treatment. Note : Following guidelines will be followed while executing works under items (a) The cleaning will be done as per mechanised six stage process of RCC over head tank cleaning and results should be verified by the competent authorities. (b) Water required for the cleaning will be provided by the contractor at his own arrangements (c) The notice for the interruption of water supply will be intimated to the department in advance and efforts will be made by contractor to complete related work within 24 hrs to avoid prolonged breakdown of water supply in effected area. (d) Material and labour for removal of semi-solid/solid sludge extracted during cleaning and their disposal to suitable site are deemed to be included in quoted rate and will not be paid separately.

M &L for Cleaning of RCC over head tank of capacity 30,000 Gln using following steps/stages including arrangement of necessary T & P, labour and chemicals all as specified and directed by Engr-In-Charge. (a) Mechanised dewatering (b) sludge removal (c) High pressure cleaning (d) vaccume cleaning (e) Antibacterial spray (f) UV treatment. Note : Following guidelines will be followed while executing works under items (a) The cleaning will be done as per mechanised six stage process of RCC over head tank cleaning and results should be verified by the competent authorities. (b) Water required for the cleaning will be provided by the contractor at his own arrangements (c) The notice for the interruption of water supply will be intimated to the department in advance and efforts will be made by contractor to complete related work within 24 hrs to avoid prolonged breakdown of water supply in effected area. (d) Material and labour for removal of semi-solid/solid sludge extracted during cleaning and their disposal to suitable site are deemed to be included in quoted rate and will not be paid separately.

M & L for excavation in any type of soil for detection of leakage including breaking of PCC floor/ tiled surface of required area or removing PCC interlocking tiles or any type of flooring complete including returning filling in and removal of surplus mud / soil after taking out leaked water from pit not more than 1.5 m deep and making good as per existing, as per day to day external water supply conplaints complete all as specified and directed. Note : Rate is including earth work and all type of GI fitting like bends, elbows, union, sockets, reducer etc. as per site requirement.

Supply and fix in repair three phase line protector to safe guard motor load with the features of single phasing protection, high & low voltage shut down over load protection auto phase correction (APC) facility etc and by pass facility for emergency use. Make :Sinetrac/L&T or its equivalent.

M & L for preparation/cleaning of old painted steel surfaces of any description including electric motor pumps diesel engine driven pump set base plate its foundation including suction/deliver CI Pipe line upto ground level writing of SM No.etc all as per colour code or as directed.

Disconnecting and taking out existing centrifugal pump set of any capacity, electric driven 3 phase 415 volt including transporting to workshop for repair and Re-fixing in the same position after repair all as directed by Engineer-in-Charge. Note Spare parts shall be measured and paid seperetly as per relevent items

M&L, for Rewinding of 3 phase squirrel cage induction motor after disconnecting motor from pump and dismantling the motor, taking down burnt winding wire of field coil and rewinding of field coil for suitable size of super enameled copper winding wire with necessary insulation materials including and necessary connection etc all as specified and directed of the following sizes:-

Supply and fix in repair of following parts for existing centrifugal pump set electric driven 3 phase 415 volt 40/25/15/10/7.5 HP having discharge.

Ball bearing of size as per existing

Pump motor MS coupling

Gland coller set complete

Cover bolts & washers, neck ring

CI impellar suitable for existing 40 HP centrifugal pump set.

CI impellar suitable for existing 7.5 HP centrifugal pump set.

CI impellar suitable for existing 10 HP centrifugal pump set.

CI Gland packing chaplla

SS Sleeve (Gland Sleeve)

Pump shaft with studs and nuts for pump body 7.5 HP

Supply and fix in repair fully automatic star delta starter suitable for panel with voltmeter, ammeter and frequency meter digital type complete of following capacity with all as directed by engineer-in-charge(A) motor protection circuit. Make L&T, C&S / Schneider.

For 40 HP motor

For 7.5/10 HP motor

Supply and fix in repair single phase preventor, over load protection.

Supply only orthotolidine solution (Laboratory agent) in 500ml pack for testing of chlorine in water all as specified.

Supply only calcium based high strength chlorination chemical for water disinfection in granular form in factory sealed HDPE container (45/50 Kg Each) having chlorine concentration level 70%. Make - Declibac (Brand Name- Altoch GP) or equivalent make as approved by E-in-C complete.

Supply only calcium based high strength bleaching powder of any make as approved by E-in-C complete.

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Harsh Infrastructure