REPAIR AND MAINT OF WATER SUPPLY SYSTEM AT ASCON NODES, CLEANING OF OH TANKS/UG SUMPS AND MISC WORKS UNDER GE (A) JAISALMER

Amount

Taking up carefully from trenches/walls/pillar GI/PVC water mains incl all fittings of following sizes complete all as specified and directed.:-

20 mm bore size.

25 mm bore size.

40 mm bore size.

50 mm bore size.

80 mm bore size.

100 mm bore size.

Refixing of old steel water tubing and connections in new or old position for wall/floor/ceilling/trecheh etc of following sizes complete all as specified and directed :-

20 mm bore size.

25 mm bore size.

40 mm bore size.

50 mm bore size.

80 mm bore size.

100 mm bore size.

Supply and fix laid in trenches steel water tubing galvanised medium grade with all fittings of following sizes complete all as specified and directed :-

25 mm bore size.

40 mm bore size.

50 mm bore size.

80 mm bore size.

100 mm bore size.

Supply and fix complete to walls / ceilings or laid in floors steel water tubing galvanised medium grade with all fittings of following sizes complete all as specified and directed :-

20 mm bore size.

25 mm bore size.

40 mm bore size.

50 mm bore size.

80 mm bore size.

100 mm bore size.

M & L for cutting existing GI tubing for alteration/additions of following sizes including screwing existing GI tubing for tapping & making new connections etc complete all as specified & directed by Engr-in-Charge :-

20 mm bore size.

25 mm bore size.

40 mm bore size.

50 mm bore size.

80 mm bore size.

100 mm bore size.

S&F in repairs globe or gate valve with iron wheel head screwed both ends for iron pipe and fixed for the following sizes with ISI marked and as per IS 14846 all as specified and directed by the Engineer-in-Charge :-

20 mm bore size.

25 mm bore size.

40 mm bore size.

50 mm bore size.

Excavating in trenches, n exc 1.5 m wide and exc 1.5 m in deep but n exc 3.00 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n exc 10 sq m on plan and getting out in any type of soil complete all as specified and directed.

Excavating in trenches, n exc 1.5 m wide and exc 1.5 m in deep but n exc 3.00 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n exc 10 sq m on plan and getting out in soft/disintegrated rock complete all as specified and directed.

Returning filling in including spreading levelling watering and well ramming in layers of soil n.exc 25 cm complete all as specified and directed.

Returning filling in including spreading levelling watering and well ramming in layers of rock n.exc 25 cm in soil complete all as specified and directed.

Removing of excavated material not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point of soil complete all as specified and directed.

Removing of excavated material not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point of soft / disintegrated rock complete all as specified and directed.

Taking up carefully from trenches/walls/pillar CI/DI water mains including all fittings with spigot and socket ends including joint/rubber gaskets/lead wool/tyton joint for the following sizescomplete all as specified and directed :-

80 mm bore size.

100 mm bore size.

150 mm bore size.

Relaying, realigning the DI/CI pipe line with spigot and socket ends (in any length) on wall/pillars with necessary fitments (tyton joint/rubber gasket,etc) for complete assembly of following sizes complete in all respect all as specified & directed by Engineer-in-charge :-

80 mm bore size.

100 mm bore size.

150 mm bore size.

Supply and laying ductile iron pipe with internal cement mortar lining and external zink pipes with class of pipe K-9 of following sizes complete all as specified & directed by Engineer-in-charge :-

100 mm bore size.

150 mm bore size.

S & F in repairs butterfly valve, high pressure with crutch or butterfly handle for iron pipe or for unions of follwing sizes complete all as specified & directed by Engineer-in-charge :-

80 mm bore size.

100 mm bore size.

Taking down Sluice valve of any size complete all as specified and directed.

S&F Sluice valve PN-1.6 with gun metal spindle and wedge nut ISI maked (IS-14846:2000) complete with iron wheel of following sizes complete all as specified and directed :- Note:- Rate includes neccesary arrangements and cutting the pipe of required dimension with attachments for fitting the sluice valve.

80 mm bore size.

100 mm bore size.

150 mm bore size.

M & L for taking out sluice valves refacing, regrinding and refixing alongwith rubber gasket complete of following sizes complete all as specified and directed :-

80 mm bore size.

100 mm bore size.

150 mm bore size.

M & L for taking out stainless steel spindle out of sluice valve and refixing it with new one with neccessay attachments to fit the existing valve complete for the following sizes complete all as specified and directed :-

80 mm bore size.

100 mm bore size.

150 mm bore size.

S & F in repairs foot valve cast iron assembly of following sizes complete all as specified and directed :-

65 mm bore size.

80 mm bore size.

100 mm bore size.

Supply and fix in replacement cast iron non return (reflux) valve both flanged ends in swing type design as per IS 5312 Part-1, PN-1.0, of following sizes complete all as specified and directed :-

80 mm bore size.

100 mm bore size.

150 mm bore size.

Supply, fixing and testing, cast iron air release valve with two air outlet and fixing in existing CI/DI water supply mains complete including necessary cutting/ drilling inserting tee, nuts, bolts etc including taking out old air release valve of follwoing sizes complete all as specified and directed by Engineer-in-charge :-

50 mm bore size.

65 mm bore size.

80 mm bore size.

M&L in repairs for fixing MS leakage clamps 150 mm in width made out of 6mm thick MS Sheet in shape and size duly drilled 2 holes in each side with necessary rubber insertion sheet of required size and MS bolt,nuts & washers incl. excavation/earth work in any type of strata and dewatering of line water for prevention of water leakage from pipe line all as specified and directed suitable for following sizes of CI/DI pipe lines:-

80 mm bore size.

100 mm bore size.

150 mm bore size.

M & L for Burning of lead joint in position (old lead will be contractors property for which credit will be given separately) for the pipes of follwoing sizes complete all as specified and directed by Engineer-in-charge :-

80 mm bore size.

100 mm bore size.

150 mm bore size.

S&F in replacement of mechanical/Detachable/Victaulic joints (class 10) with nut bolts washers rubber gaskets etc suitable for CI/DI pipes of follwoing sizes complete all as specified and directed by Engineer-in-charge :-

80/100 mm bore size.

150 mm bore size.

Supplying, fixing and testing of CI/DI pipe fitting for spigot socketed pipes such as bends (any type, radius and angle), tapers any type (straight, bend, increasing/ decreasing or double socket etc). Tee pieces, single branch, “Y” junction, double branch, cross (all sockets or socket and spigot), collars, caps and plugs, for pipe upto 350mm bore all as specified & directed by Engineer-in-charge. Note:- Rate of cutting existing pipe for insertion of the fitting is included in the quoted rate.

Dismantling of valve chamber and removing material not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified and directed.

Construction of valve chamber of size 120 x 120 x 120 cm (internal dimensions) with the following specifications :- (i) 15cm thick PCC 1:4:8 type D-2 (using stone aggregate) as in foundation concrete. (ii) PCC solid block masonry 200mm thick using grade C-5 block in CM 1:6 (iii) Rendering 15mm thick in CM 1:4 finished even and fair. (iv) PCC 1:3:6 type C-1 (using 20mm graded stone aggregate) as in coping. (v) 3mm thick MS sheet cover alongwith MS angle iron frame 40 x 40x6 mm duly embedded in coping concrete with necessary locking arrangement. (vi) Painting MS sheet cover and frame with two coats of synthetic enamel paint over a coat of red oxide primer. NOTE: Excavation and earthwork included under respective items of Sch 'A'

Construction of valve chamber of size 100 x 100 x 100 cm (internal dimensions) with the following specifications :- (i) 15cm thick PCC 1:4:8 type D-2 (using stone aggregate) as in foundation concrete. (ii) PCC solid block masonry 200mm thick using grade C-5 block in CM 1:6 (iii) Rendering 15mm thick in CM 1:4 finished even and fair. (iv) PCC 1:3:6 type C-1 (using 20mm graded stone aggregate) as in coping. (v) 3mm thick MS sheet cover alongwith MS angle iron frame 40 x 40x6 mm duly embedded in coping concrete with necessary locking arrangement. (vi) Painting MS sheet cover and frame with two coats of synthetic enamel paint over a coat of red oxide primer. NOTE: Excavation and earthwork included under respective items of Sch 'A'

M&L for cleaning of pump house/sub station, surrounding area by surface excavation upto 10 cm depth including removing shrubs, grass,miniplants and other unwanted materials and levelling complete in soft/loose soil complete all as specified and directed.

M & L for cutting of branches of tree of various length to keep a clear pump houses and depositioning the cut branches upto 50 mtr from pump house complete all as specified and directed.

Labour only for attending water supply complaints and rectifying the faults viz no water supply, water leakage, air lock, low pressure, over flow etc including all necessary patty items like rubber gasket, grease, screws, GI tees, bends, elbow etc and tool required including excavation in any type of strata as per site requirement and making arrangement of electric/diesel pump/JCB/manual additional labour by caulking with pig lead/ lead wool/ tyton joint of size 20mm bore to 100mm bore complete all as specified and directed by Engineer-in-charge.

M&L dewatering, cleaning of OH reseviors (by professional agency like Narmada water tank cleaners or equivalent) with high pressure jet to remove all mosses, algae and dirt and removal of dirty water along with sludge machines/industrial vacum cleaners and disposal of the same to a safe distance including scrubing of internal surface by steel wire brush, removing the dirt completely using industrial vaccum cleaners and sterilizing the complete internal surface of the tank by using ISI mark Gd I bleaching powder including repair to vent pipes and providing wire mesh and clamps (to stop ingress of pigeons) complete and marking the date of cleaning by using synthetic enamel paint in white colour over black background and letters of height 40 mm height and 30 mm width complete all as directed including one coat of white wash on the internal surface complete all as specified and directed by Engineer-in-charge. Note: If the work is not done upto satisfaction level of concerned JE/AGE (E/M), the work will be redone upto required level without any extra cost. Neccessary tools and safety gears to be arranged by contractor without any extra cost. Labours safety shall be contractors responsiblity.

20000 Gallons

25000 Gallons

50000 Gallons

75000 Gallons

100000 Gallons

M&L dewatering, cleaning of OH reseviors (by professional agency like Narmada water tank cleaners or equivalent) with high pressure jet to remove all mosses, algae and dirt and removal of dirty water along with sludge machines/industrial vacum cleaners and disposal of the same to a safe distance including scrubing of internal surface by steel wire brush, removing the dirt completely using industrial vaccum cleaners and sterilizing the complete internal surface of the tank by using ISI mark Gd I bleaching powder including repair to vent pipes and providing wire mesh and clamps (to stop ingress of pigeons) complete and marking the date of cleaning by using synthetic enamel paint in white colour over black background and letters of height 40 mm height and 30 mm width complete all as directed including one coat of white wash on the internal surface complete all as specified and directed by Engineer-in-charge. Note: If the work is not done upto satisfaction level of concerned JE/AGE (E/M), the work will be redone upto required level without any extra cost. Neccessary tools and safety gears to be arranged by contractor without any extra cost. Labours safety shall be contractors responsiblity.

5000 Gallons

25000 Gallons

50000 Gallons

100000 Gallons

200000 Gallons

450000 Gallons

700000 Gallons

Static Water Tank 20000 Gallons round type

Static Water Tank 50000 Gallons round type

M&L applying one coat of anti-corrosive bituminiuos paint on existing paint over whole length of ladder of OH tanks of any capacity upto 20 mtrs staging including preparation of surfaces complete all as specified and directed. Note:- Total length of ladder of OH tank consider as one job.

Repairing of ladders/part of ladder in OH Tanks with the help of Arc/Gas welding,cutting , beding etc and two coats of anti corrosivce bitumious paint over a coat of anti corrosive primer complete all as specified & directed by Engineer-in-charge. Note:- Total length of ladder of OH tank consider as one job.

Taking down ultra sonic sensor setup of any size complete all as specified and directed.

Taking down PVC 2 core cable of any size complete all as specified and directed.

S & F ultrasonic level transmitter IP 67, 8 meter range 2 wire with complete set up of submersible type water level sensor, where sensor gives output of 4 to 20 mA and this is being connected to transmitter to show water level. Transmitter is designed to show water level in the tank which will be in meters and also it will show available water quantity in gallons. Transmitter will have two relays and out of this relay 1 is set for upper level and relay 2 is set for lower level of water in tank. Output of relays canbe connected to hooter as alarm . Display wiil be of LCD and size will be 20x4, where in water level as well as water quantity will be displayed, material PVDF, aluminium housing PU painted, top mounting including bracket complete with panel comprising of SMPS NHP 24 DC, 3 Amps and MCB SPN and anything else required for making level sensor operational and provision for fixing 4 digit 7 segment LED display complete testing/calibration for indiacting water level inside OHT(any capacity)/UG sump(any capacity) etc complete all as specified and directed by Engineer-in-Charge. Make :- SBEM(ultramate 136-ULT), Bamo electronics or equivalent as approved by GE. Note: - Labours safety shall be contractors responsiblity including protective gears for OHR.

S&F 2 core 1 Sqmm copper conductor complete fixing /saddling/ laying in ground and connecting to level transmitter(OHT/UG sump) at any height complete all as specified and directed by Engr-In-Charge.

M&L for preparation/cleaning of old painted steel surfaces of any description such as suction line, delivery line, priming line or not less than 80 mm dia pipe any other pipe line/ channel plates complete with scrapping out old painted surface and after that marking of flow direction along with painting complete all as directed by EIC.

M&L for PCC (1:4:8) type D-2, using 40 mm graded stone aggregate as in foundation concrete, mass concrete etc complete all as specified and directed by Engr-In-Charge.

M&L for Pre-cast cement concrete block masonry with solid blocks exc. 10 cm in width and setting in mortar type C-1 1:3:6, complete built in cement mortar 1:6 making foundation of DI/CI water pipelines to avoid vibration at the time of pumping operation complete with necessary earthwork complete all as specified and directed by Engr-In-Charge. Note: Minimum size for foundation L x W = 45 cm x 45 cm but height & dimension will vary from site to site. Contractor should quote the rate according to the condition mentioned and reviewing site.

Material and labour for cross arms, bracing supports, clamps fabricated out of structural steel such as ISMC, angle iron, flat iron sections including hot galvanised nuts & bolts, washers for single and two pole structure welding, bending cold or hot, drilling holes for bolts, in any shape or size of Fe-410-W (gde-E-250) quality-B as specified and including of one under coat and finishing coat with aluminium paint over a coat of red oxide primer complete all as specified and directed by Engr-In-Charge.

Fabrication,supplying and fixing in repair of of MS Pipes 8mm thickness heavy grade 150mm dia with all fittings laid in floors or fixed to walls with cylinderical header both ends welded made out of 8mm thick MS Plate duly welded in 150mm (6'') dia and 10 mtr long including provision of 3 Nos inlets of 80mm, 0.45m protruded each with flanged ends for connector of inlet and outlet 01 No ( 200mm-01) of 0.45m protruded with flanged ends pipe complete all as specified and directed.

Taking out carefully GI earthing complete including GI pipe and removing materials for taking credit and making good disturbed surface complete all as specified and directed.

Taking down carefully GI earthing strip/GI wire complete including and removing materials for taking credit and making good disturbed surface complete all as specified and directed.

Taking down the existing unservicable earthing Test point terminal block as existing at site including making good the disturbed surfaces to match with the existing finishes all as specified and directed.

Taking down Air termination rod as existing at site including making good disturbed surface of walls,floors etc all as specified and directed.

M&L bore earthing not less than 250 mm dia 16 feet deep filled with black soil up to 7 feet from bottom complete with galvanized iron pipe 40 mm bore medium grade 3 meter long tapers at bottom & provided 12 mm holes (staggered) at 75 mm centre to centre up to 2.5 meter of length from bottom , burried directly in ground filled with 45 cm alternate layer of chemical magnisium sulphate, charcoal & salt up to ground level connected to galvanized iron strip 25x4 mm as earthing lead up to 7.5 mtr by means of bolt and nut, check nuts and washer of galvanized iron or steel including brazing work and 40mm dia light grade pipe for earth lead protection connected to electrical equipment and earthing test point , earth dolly and earth chamber as shown in elect plate No 2 of SSR Pt-I including all necessary earth work, excavation, earth chamber with PCC 1:3:6, Type C1 and RCC chamber cover of PCC 1:2:4 with handle and 20 mm dia GI watering pipe with funnel and wire mesh etc and testing on complete all as specified and directed by Engg-in-Charge.

M&L for Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed from earth pit to Air termination rod at over head tank or any other indicated situation for loop earthing with galavanised iron strip of 25X4 mm size with saddles (insulators made out of porcelain and not more than 2 ft distance between the saddle ) and fixing screws the lightening roof conductor and the down conductor complete all as specified and directed Engg-in-Charge. Note : Neccessary tools and safety gears to be arranged by contractor without any extra cost. Labours safety shall be contractors responsiblity.

M&L Air termination, single pointed copper rod 12 mm dia 300 mm long with base fixing at over head tank complete all as specified and as directed Engg-in-Charge..

M & L Earthing Test point terminal block made of gun metal or phosphorus bronze size 75x75x25mm drilled and screwed including 3 nos 8mm dia 25mm long hex. head screw for linking the down conductor and the earth terminals of the lightening arrester system complete all as specified and as directed Engg-in-Charge.

M&L for GI Tubing light grade 40mm dia.for earthing strip protection complete all as specified and directed Engg-in-Charge.

Supply and fix in replacement of Solar LED aviation light LED 6 to 10watt, minimum 30 nos led, colour Red with solar panel 50watt, IP 65 suitable for overhead tank comprising of aluminium housing with polycarbonate enclosure with 48 hrs battery backup are provided with fixing arrangement such as bracket,MS clamp,Nut bolts etc and connecting all as specified and directed by Engg-in-Charge. Make-geltronix or equivalent as Approved by GE. Note:Neccessary tools and safety gears to be arranged by contractor without any extra cost. Labours safety shall be contractors responsiblity.

JAI ENGINEERING COMPANY

M/S SUMAN ENTERPRISES

GITANSH ENGINEERS AND COMPANY

BUILDTECH ASSOCIATES