CERTAIN REPAIR REPLACEMENT OF WATER SUPPLY PIPE LINES AND MISC ITEMS OF OUTRAM AREA UNDER AOR OF GE ARMY BARODA

Amount

Excavation in trenches not exc 1.5m wide & not exc 1.5m in depth for foundation for laying of CI /GI pipe line in trenches not exc 10sqm on plan & not exc 1.5m in depth & getting out in soft / loose 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 CI pipe line from trenches including burning of lead joint, removing of lead for following bore of pipe completed all as directed of following size :

150 mm bore

100 mm bore

80 mm bore

Laying only CI pipe line from trenches including burning of lead joint, removing of lead for following bore of pipe completed all as directed of following size :

150 mm bore

100 mm bore

80 mm bore

Supplying, laying, jointing & testing cast iron (spun) pipes with spigot and socket ends centrifugally cast class – LA including all necessary jointing materials (IS-1536 Marked) in any length completed of following size:

150 mm bore

100 mm bore

80 mm bore

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 as directed.

150 mm bore

100 mm bore

80 mm bore

Taking up GI pipe steel tubing from trench/walls etc including all fittings for following bore of pipe:

80 mm bore

50 mm bore

25 mm bore

20 mm bore

15 mm bore

S & F to wall/trenches GI steel tubing medium grade including all fittings such as Tees, elbow, bends etc for following bore of pipe complete all as specified :

80 mm bore

50 mm bore

25 mm bore

20 mm bore

15 mm bore

Laying only GI pipe removed against item No. 8 above including cutting the same from both ends minimum 15 cm & rethreading the pipe and replacement of GI fittings all as specified:

80 mm bore

50 mm bore

25 mm bore

20 mm bore

15 mm bore

S & Laying in repair 3-layer PP-R P o l y p r o p y l e n e random copolymer) pipes SDR 7.4 stablised and a n t i m i c r o b i a l welded having thermal stability for hot & cold water supply including all PP-R plain & brass threaded Po l y p r o p y l e n e random fittings fixed complete to walls, ceilings or in floors.

15 mm bore size

25 mm bore size

S & Laying in repair 3-layer PP-R P o l y p r o p y l e n e random copolymer) pipes SDR 7.4 stablised and a n t i m i c r o b i a l welded having thermal stability for hot & cold water supply including all PP-R plain & brass threaded Po l y p r o p y l e n e random fittings fixed complete laid in trenches

50 mm bore size

75 mm bore size

110 mm bore size

M & L for replacement of PP-R Gate valves (brass insert) as per requirement of the site

25 mm dia

50 mm dia

S&F in repair CI 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 and 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 : Make Kirloskar/

150 mm bore

100 mm bore

80 mm bore

S & F in repair Gun metal gate valve iron wheel head screwed both ends for GI steel tubing suitable for following bore of pipe

65 mm bore

50 mm bore

40 mm bore

25 mm bore

20 mm bore

S&F in repair stop valves copper alloy, screwed down, high pressure, with butterfly handle, screwed both ends for iron pipe or for unions and fixed of size 15mm.

Supply and fix in repair PVC foot valveball type conforming to IS 4038 complete of following size (Make : Parth or its equivalent) :-

100 mm bore

80 mm bore

S & F in repair Reflex (Non Returning) valve ,with by-pass arrangement supplied and installed complete of size 100 mm bore of CI pipe flanged type

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 all as directed .

M&L brick masonry valve pit chamber of size 1050 mm X 1050 mm X 1200 mm(internal dimension) complete with MS angle iron frame work (Angle Iron size 50mm x 50mm x 6mm) & 3.20 mm MS sheet top cover openable through hinges including necessary locking arrangement rendering complete and painting with two coat of black bituminous paint over a one coat red oxide primer all as speicified and shown on drawing.

Preparation of new or previously untreated surface of CI pipes , MS mechanical water level indicator, MS valve pit cover & sump manhole cover after that priming with one coat of Red Oxide zinc chrome and painting with two coats of synthetic enamel paint n.exc 1.50sqm each.

M &L for Cleaning of RCC over head tank not less than 18meter 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 UG sump 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 in repair MS plates, bracings, supports, clamp and back plate fabricated from structural steel section including nuts, bolts, washers, welding, bending cold or hot, drilling holes for boltss, in any shape or size as indicated or directed and inclusive of one primer coat, one under coat and one finishing coat of paint for fabrication of clamp to hold CI/GI pipes, Mechanical oil level indicators , MS covers for valve pit chambers including hinges etc. complete all as specified and directed.

M & L for excavation in soft/ loose 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 it dry complete all as specified and directed.

Supply and fix in repair for 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. CAT No. ST419370000 for 25to 40HP Make :Minilec/standard/L&T or its equivalent.

M & L for preparation/cleaning of old painted steel surfaces of any description such as electric motor pumps diesel engine driven pump set base plate its foundation including suction/deliver CI Pipe line upto ground level one coat of synthetic enamel paintas per existing colour, writing of SM No.etc all as per colour code or as directed,approx area 5.0sqm

M & L for preparation/cleaning of old painted steel surfaces of any description as in valve chamber cover etcand applying one coat of synthetic enamel paintas per existing colour approx area 1.0sqm

Disconnecting and taking out existing centrifugal pump set of any capacity, electric driven 3 phase 415 volt including transporting to workshop 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 supply only as per relevent items

M& L 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 as per IS-13730 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:-

Replacement of ball bearing

Pump motor MS coupling

Replacement of gland coller set complete

Cover bolts & washers, neck ring

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.(b)moisture protection circuit (c)automatice liquid level controller with probes of high and low levels to avoid dry running of pump Make L&T, C&S,

For 40 HP motor

For 7.5 HP motor

Supply only rubber insulating mat 19 mm, ISI marked, 2 m X 1 m size.

Supply and fixing rubber Sheet 3 mm thick used for packing in sluice valve/pumps etc , NRV and flanged joint all as specified and directed by Engr-In-Charge.

Supply and fixing in repair aviation light LED not less than 10 wattsbased for over head tank with red color of acrylic sheet housing on aluminium, complete with taking down old and refixing with 2.5 sqmm, 2 core copper cable with all necessary items duly clamped/fixed with wall. Make : CG/Wipro/Phillips.

S&F in repairs rubberised cotton braided chemical hose pipe 20mm dia all as directed

Supply only Alum sulphate

Supply and fixing following items of chloronome plant .Make : AQUA/SWETA

Primary filter of CI/PVC with glass wool filter and Moisture glass tube with PVC Moisture nut .

Brass / PVC Chlorine Control valve ( Needle valve)

Diaphram type pressure gauge with Teflon packing.

PVC Gas bend to connect primary & secondary filters.

Copper pipe with brass nuts and nipple on both end to connected chlorine cylinder and chlorinator

Secondary filter of PVC with glass wool, glass NRV and Moisture Glass Tube with PVC nuts.

PVC water bend to connect mixing chamber and solutionizer

Mixing chamber of PVC with glass tube. Size : 75 mm, OD*14½ "length , glass orifice tube , PVC water tube , rubber "O" ring and rubberbush and scale.

Moisture Glass tube.

PVC moisture trap nut for primary & secondary filter.

PVC Tee with diaphragm valve ½ " for drainage and inlet water in mixing chamber. Do- but 3/4 inch size valve for inlet ½ " valve for drainage

PVC Solutionizer with nut and outlet connection.

Supply only Washer made of Lead / PVC (diff. size).

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

Gayatri Associates

OM Engineering

Shiv Projects