Repair/maintenance/Replacement of water supply pump motors, automatic dosing system ,CI/ GI/DI Pipe lines ,incl repair of sluice valves and cleaning and painting of OH tanks allied works at AF Stn Darbhanga under GE(AF) Bihta

Amount

Excavation in trenches n.exc 1.5 m wide and n.exc 1.5 m deep and getting out in loose / soft soil for foundations under ground cable/pipe lines / erection of poles, stays etc complete all as specified and as directed.

Returning, filling in soil including spreading, leveling, watering and well ramming in layers n.exc 25 cm thick after the cable laid/jointed and tested complete all as specified and as directed.

Removing excavated material soil n, exc 50 m and depositing where directed at a level n, exc 1.5 m above the starting point complete all as specified and as directed.

M&L for sub class ‘B’ old size well burnt bricks designation 75, laid dry flat perpendicular to the direction of cable for protection of cable complete all as specified and as directed.

M&L for sand cushioning for cable with fine river unwashed sand including gentlay punning around cable s after the cable are laid in trenches for protection of cables complete all as specified and as directed directed. Note: Only punned depth will be measured and paid.

M&L for plain cement concrete 1:4:8 type D-2 using 40mm graded stone aggregate, for foundation,filling and mass concrete of poles including necessary form work omplete all as specified and as directed directed.

M&L for plain cement concrete 1:3:6 type C-1 using 20mm graded stone aggregate for foundation,filling and mass concrete of stay pits and pole foundation etc complete all as specified and as directed.

M&L for laying LT XLPE insulated screened PVC bedded galvanised steel or wire armored electric power cable (heavy duty) with stranded aluminium conductor 1100 volts grade,cross sectionl area 16 Sqmm 2 core to be laid in existing cable trench/under road/along poles/through pipe etc connecting and testing including taking down/out old defective unsv cable complete all as specified and as directed .Make: Havells/RR cables/universal/CCI Ltd/Finolex/Grandely Electricals

M&L for laying 80mm bore GI tubing light grade with all fittings, fixed to pole/walls/laid in floor /trenches/under roads for protection of cable complete all as specified and as directed. Make : Jindal/Prakash/Swastik

M&L for cleaning of over head reservoir 25000 gallons capacity upto 30 mtrs staging internally from base to top including scraping the mud silt from internal surfaces from base and walls, washing with bleaching powder, antibacterial sodium hypochloride solution and clean with water ,removing the silt/mud water out side of tank and desilting from connecting pipes and applying internally one coat of lime wash to RCC walls complete & writing details of cleaning in prescribed format complete all as specified and as directed. Note : Cleaning of reservoirs shall be carried out inbetween the gap of 4-5 months or as and when required/demanded by the department.

Description all as per item Ser No 10 here-in-before but for 10000/15000 gallons cacacity overhead reservior. Location : Pump House No 1&3

S&F in replacement panel inbuilt star delta starter assembly complete suitable for 25HP submersible pumping set fixed in LT control panel of pump house including replacement of existing unsv panel wirings and accessories complete all as specified and as directed. Make : Havells/Schneider/ABB

S & F in repair change over switch in steel sheet enclosure with side handle, 100 Amps type(SCHS), 415 V AC 50 HZ, four poles complete all as specified and as directed. Make " Havells cat No : IHBFFE0100 or equivelant model of L&T /Legrand/ABB

S & F in repair automatic source change over switch(TPN ACCL) in steel sheet enclosure 63 Amps ( TPN/SPN), 415 V AC 50 HZ, four poles complete all as specified and as directed. Make " Havells cat No :DHACOTN8063 or equivelant model of L&T /Legrand/Siemens

S & F in repair automatic source change over switch(TPN ACCL) in steel sheet enclosure 40 Amps ( TPN/SPN), 415 V AC 50 HZ, four poles complete all as specified and as directed. Make " Havells cat No :DHACOTN6340 or equivelant model of L&T /Legrand/Siemens

S & F in replacement of water level indicator panel complete set showing stepwise indication of level of water with sensor suitable for 25000 Gallon over head reservior and making electrical connections and testing of make as approve by GE complete all as specified and as directed.

S&F in replacement of damaged/unsv water level sensor with controller unit not less than 10 mtr of make as approved by GE provided where directed and tested in presence and to entire satisfaction of Engr-in-Charge.

S&F in replacement agitator motor, 120W, single phae, 220 V AC, 50 Hz, 6 pole, 960 PM where directed and testing in presence and to entire satisfaction of Engr-in-Charge complete all as specified and as directed. Make : Ravi Enterprises or equivalent in RAMCO/Decli-back..

S & F in replacement of old unsv rotary switch of dozing pump of make as approved by GEand and tested in presence and to entire satisfaction of Engr-in-Chargecomplete all as specified and as directed.

Testing of water from state/central Govt approved lab for chemical and biological test and including testing kit and all other material/equipment required for collection of sample of water. water sample shall collected and sealed in presence of medical staff of station and report shall be submitted in Ist week of every month complete all as as directed.

M&lL for rewinding of burnt submersible pumping set of capacity 25 HP capacity with the existing gauge of copper winding wire with same insulation including replacement of bearings complete all as per standard norms and testing in the presence to the entire satisfaction Engr in-charge.Note. Contractor shall give written gurantee for one year from the date of installation of motor.

Taking out old unserviceable DI/CI pipe with all fittings from trenches of following sizes all asspecified and as directed :- (Note : Excavation & earth work for extra width if required will be measured & paid seperately under respective item )( a) 150 mm dia bore pipe

(b) 130 mm dia bore.

(c) 80mm dia

Supply and laying DI pipe 100 mm bore ISI marked, spigot and socketed type, Class K-7 centrifugally cast suitable for rubber tyton joints laid in trenches and tested after laying complete all as specified and as directed. Make: Electro Steel/Jindal/IISCO/Lanco

Description all as per ser item No 22 here-in-before but for 80 mm bore

Laying only DI/CI pipe new or old position in trenches where directed and testing complete all as specified :- (Note :9i) Excavation & earth work for extra width if required will be measured & paid seperately under respective item (ii) Old serviceable pipe wiil be used after cleaning and testing) of following size of pipes:- (a) 150 mm dia/ bore

(b) 100 mm dia/ bore.

(c) 80mm dia

M&L Cast iron 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 etc for upto 150mm bore spigot socketed pipes complete all as specified and as directed. Make: Electro Steel/Kesoram/Leader/Kirloskar

M&L Cast iron Bends. Tapers. Tee pieces (single & double branch) any type and angle/radius and straight connecting pieces for all ends flanged upto 150mm bore flanged pipes complete all as specified and as directed. Make: Electro Steel/Kesoram/Leader/Kirloskar

Taking down/out old unserviceable GI tubing with all fittings from walls trenches, floors/roads etc complete all as directed all as directed :- (Note : Excavation & earth work for extra width if required will be measured & paid seperately under respective item )for the following size of pipes:- (a) 100 mm dia bore pipe

(b) 80 mm bore

(c) 50 mm bore

(d) 25 mm bore

M&L for mild steel galvanized medium grade100 mm dia/bore pipe with all fittings laid in trenches complete all as specified and as directed. Make: Jindal/Prakash/Swastik

Description all as per serial item No 30 here-in-before but 80 mm dia/bore pipe

Description all as per serial item No 20 here-in-before but 50 mm dia/bore pipe

Description all as per serial item No 30 here-in-before but 25 mm dia/bore pipe

Laying only mild steel galvanized medium grade 100 mm dia/bore pipe retrived from serial item no.32 after cleaning laid in trenches with new fittings and testing complete all as specified and as directed. Note: GI pipes retrieved in good condition vide Serial item No 32 shall be re-used after throughly cleaning and testing as directed.

Description all as per serial item No 34 here-in-before but of size 80 mm dia/bore pipe serviceable pipe retrived from serial item no 33

Description all as per serial item No 34 here-in-before but of size 50 mm dia/bore pipe serviceable pipe retrived from serial item No 34

Description all as per serial item No 34 here-in-before but of size 25 mm dia/bore serviceable pipe retrived from serial item No 35

S& F Gun metal globe or gate valve with iron wheel screwed down high pressure screwed both ends for iron pipe 50 mm dia/bore ISI marked including taking down old unserviceable one complete all as specified and as directed. Make: BIR/ Kartar/Leader/Kirloskar

Description all as per serial item No 38 here-in-before but for 40 mm dia/ bore pipe

Description all as per serial item No 38 here-in-before but for 25 mm dia/ bore pipe

Description all as per serial item No38 here-in-before but for 20 mm dia/ bore pipe

Supply and fix in repair MCCB 4 pole, 415 V, adjustable type100 Amp with braking capacity 16KA complete all as specified and as directed. Make:Havells Cat No IHLASF0100 or equivalent in L&T(Lexic) /Legrand /Scheinder

Supply and fix in repair MCCB 4 pole, 415 V, adjustable type 63 Amp with braking capacity 16KA.complete all as specified and as directed Make: Havells Cat No IHLASF0630 or equivalent in L&T(Lexic) /Legrand /Scheinder

Earthing complete with galvanized steel earth plate electrode 600 x 600 x 6 mm thick buried directly in ground (earth pit not less than 2.25 mtr deep below ground level) with top edge of the plate not less than 1.5 mtr below normal ground level connected to galvanized earth strip of size 25x4mm by means of galvanized iron or steel bolts nuts check nuts and washers and other end connected with earthing testing point including providing suitable testing points as directed including funnel, watering pipe of 20mm bore, light grade galvanized iron pipe, wire mesh charcoal of coal dust and common salt in alternative layer all around the earth electrode compacted thickness 15cm with concrete pit in PCC 1:3:6 type C1 50mm thick pre cast RCC 1:2:4 type B1 cover slab set in CM (1:4) re-enforcement with 8mm dia deformed bars @ 15cm C/C and suitable handle of 10mm dia MS round bars, including earth work as required complete all as shown in electrical plate No 5 of MES Schedule Part I and testing complete all as specified and as directed.

Material & Labour for construction of brick masonry valve pit of internal size 900mm x 900mm x 900mm with the following specifications (i) Excavation and Earth work (ii) 200 mm thick cement concrete type C-2 1:3:6 as in base and foundation having 150 mm off sets on all sides (iii) one brick thick wall using sub class ‘B’ brick in cement mortar 1:6 (iv) 15 mm thick rendering on internal and external surfaces in cement mortar 1:4 (v) 50mm thick RCC cover (in two equal parts in cement concrete type B-1 1:2:4 ( using 20 mm graded crushed stone aggregates) with 10mm dia deformed bars at 10 cm interval on both side including necessary form work and providing 150mm dia hole in the center of cover (vi) Applying three coats of wite wash on internal and external surface (vii) Returning filling and removing the surplus soil to a distance n,exd 50 mm and depoisted where directed complete all as specified and as directed.

Description all as per ser item No 51 here-in-before but of size 600mm x 600mm x 600m

S&F butterfly valve, lever operated, pressure rating PN-1.6, water type nitrile rubber lining,suitable for insertion between flange ends,80 mm nominal bore ISI marked complete with MS tail pieces double side flanged incuding welding work as per site requirement includig rubber/fiber board gasket, nut & bolt, washers etc complete all as specified and as directed. Make : BIR/L&T/ZOLOTO/Ramco

S&F in replacement of unsv/damaged gun metal globe or gate valve with cast iron wheel head screwed both ends for iron pipe complete all as specified and as diected of following sizes:-(a) 50 mm dia/ bore

(b) 20 mm bore

(c) 25mm bore

Labour only for repair to pipe line , any type of joint, any size of valve, fitting re-assemblingthe fitting including earth work any other work day to day complant, complete all as specified and directed by Engineer-in-Charge.

S&F in replacement bib tap cast copper alloy with crutch or butterflyhandle screwed down, screwed for iron pipe or for brass ferrule 15mm dia/bore complete all as specified and as directed. Make: Mark/ARK/L&K/Jal

Supply, install, testing and commission of out door type cubical feeder pillar box outer shell made out of 3.15 mm thick MS sheet inner shell made out of 2,00 mm thich MS sheet and MS angle section 40x40x6 mm on PCC 1:2:4 type B-1 platform 45cm above the ground level and 30 cm below the ground level, frame factory fabricated with front and back open able double door system complete suitable for 3 phase 4 wire 415 Volt, 50 Hz, comprising of the following:- a) TPN, Aluminium bus bar 250 Amps insulated with colour coded heat shrinkable sleeve. b) Incoming MCCB 4 pole 200 Amps -02 Nos c) Outgoing MCCB 4 pole 160 Amps -02 Nos c) Outgoing MCCB 4 pole 100 Amps -02 Nos c) Indicator lamps RYB –01 S et d) Digital Voltmeter 0-500 volts 96 mm square flush pattern-01 No e) Digital Amp meter 0-200 Amps 96mm square flush pattern - 01 No Note :-(i) The quoted rate shall includes minor items such as lugs, nuts & bolts, washers, top insulators, sleeves, spreaders, provision of extra holes in bus bar, provision of cable gland etc. (ii) All internal wiring shall be done with suitable size (iii) The panel shall be mounted on brick wall not less than the height of 0.6m of three sides and masnory work complete all as directed incl white washing for brick work. (ii) All internal wiring shall be done with suitable size (iii) The panel shall be mounted on brick wall not less than the height of 0.6m of three sides and masnory work complete all as directed incl white washing for brick work.

Labour only for disconnecting of electric connections and lifting the unserviceable pumping sets5/7/7.5 HP from the bore well transportation to workshop for repairing ,replacement of gaskets,steel nuts, bolts and washers of suitable size and make it functional to the entire satisfaction of Engineer-in-charge and transporting back to site and lowering of submersible pump sets make the pump functional complete all as directed by Engineer-in charge.

M&L for strip opening of unsv pumping sets, copper winding wires of any gauge, rewinding of motor by using new PVC insulated copper wire of same gauge of submersible electric motor 3 phase 415 volts 5/7/7.5 HP capacity including refixing the same, complete all as specified and directed.Note : Contractor shall give one year guarantee for winding of motor in writing to department. In case winding shall damage/burnt/ defective in any reason, contractor shall repair the same with free of cost.

S&F submersible multistranded copper conductor cable flat 3 core 1100 volt grade 10 sqmm size complete all as specified and as directed. Make: Havells Cat Pat No WHPNDSKB3010 or equivalent model of Finolex/Plaza/Finolex

S&Fin replacement CI sluice valve with flanged ends of size 80 mm dia/bore pipe complete with gun metal or stainless steel spindle and cast iron hand wheel including rubber / fiber board gasket,nuts, washer etc including taking down old/ unservicable Sluice valve complete all as specified and as directed by Engineer-in Charge. Make : Kirloskar/ BIR/Leader/Kartar

Description all as per item Ser No 64 but for 100mm dia/bore

Supply of chemical calcium based granular disinfectant for water treatment in packing of 45 kg plastic drum complete all as specified and directed.Make: Aquafit or equivalent as approved by GE.

S&F in replacement lead acid battery ''Genpower Genset'' battery with DG Set at various location of capacity 12 volt DC 180 AH including replacement of battery terminals complete all as specified and as directed. Make : Cummins/Exide/microteck. Note : The battery shall have the warranty of 24 months.

ROSHAN LAL AHUJA