SPECIAL REPAIR TO RUSTED WATER SUPPLY PIPE LINE WITHIN AATS ALONGWITH SUBMERSIBLE BORE WELL OF 7.5 HP MOTOR, PROVN OF 01 X 7.5 HP MOTAR ALONGWITH RO WATER PLANT AND PROVN OF 01 X SUBMERSIBLE BORE WELL WITH CONNECTED PIPE LINE AND ACCESSORIES AT AATS

Amount

Supply and Fixing mild steel bail plug assembly 6MM thick suitable for 100 MM bore casing pipe internal threaded with strong iron hook, screwed and welded to casing pipe and handing over the sample strara box complete all specified and directed.

Supply and fixing and lowering into bore hole centering guide made of MS flat Ring ribs suitable for 150mm dia casing pipe complete all specified and directed.

Supply and Fixing mild steel Borewell Cap made of 4.8 MM thick mild steel suitable for 150mm dia ERW MS casing pipe and dully drilled for 65 mm bore MS pipe heavy grade including locking arrangement with top and of the casing pipe complete all as specified and directed.

Supply and fixing mild steel housing clamps 105 CM long in two halves 100 MM wide made out of 12 MM thick MS plate made to Shape for 150mm bore casing pipe with necessary bolts, nuts and washers at ground level embedded in bed rock PCC (1:2:4) type B-1 using 20mm graded stone aggregate complete all as specified and directed.

Fabrication and supplying of sirata sample box size 1500 x 1000 x 100mm made out 18 to 20 mm thick venneared particles boars frame of aluminum angle of size 25 x 25 x 2 mm having 20 Nos partons of size 100x75x100mm made with 12mm thick commercial quality plywood and 256x25x2mm aluminum angle bearers with and also including sliding type sheet glass 5 mm thick cover with suitable size aluminum channel frame complete all as specified and directed.

Trail bore of 200 mm dia any kind of soil starta upto 200 mtr depth including hard stone / boulder including electronic logging MS cap , MS flat Clamp reducing socket complete all as specified and directed.

Developing and enlarging the pilot bore of 200 mm bore perfectly vertical including maintaining starta samples to the complete depth including reaming of 200 mm bore by enlarging to not less than 500 mm dia bore suitable for lowering mild steel casing pipes of 350 mm and gravel packing for the required length complete all as specified and directed. Drilling from ground level upto 30 mtr depth. (for Surface Casing).

Developing and enlarging the pilot bore of 200 mm bore perfectly vertical including maintaining starta samples to the complete depth including reaming of 150 mm bore by enlarging to not less than 350 mm dia bore suitable for lowering mild steel casing pipes of 350 mm and gravel packing for the required length complete all as specified and directed. Drilling from ground level upto 60 mtr depth.

All as per Item No 8 here in bore but boring exc 60 mtr and upto 200mtr depth complete all as specified and directed. (Note for Sel No 7, 8 and 9 development of bore wells will be done after approval of electronic log test report by GE)

Supplying, assembling , lowering and fixing of 450 mm dia MS pipes (FOR SURFACE CASING ) having wall thickness not less than 6 mm , including necessary end coupling threaded or welded as directed into bore holes beyond casing pipe complete all as specified and directed.

Supplying , assembling , lowering and fixing of 150 mm dia stainless pipes having wall thickness not less than 6 mm, including necessary end coupling threaded or welded as directed into bore holes beyond casing pipe complete all as specified and directed.

Supplying, assembling, lowering and fixing of 150mm dia Stainless steel slotted pipes having wall thickness not less than 6 mm, cage type wire wound screen ‘V’ shaped profile in suitable length having slots of size not more than 1mm width including necessary end coupling threaded or welded as directed into bore holes beyond casing pipe complete all as specified and directed.

Supplying, assembling , lowering and fixing of 100mm dia Stainless steel pipes having wall thickness not less than 6 mm, including necessary end coupling threaded or welded as directed into bore holes beyond casing pipe complete all as specified and directed.

Supply and packing pea gravel of size 2mm to 3.5mm duly screened and washed around casing pipe and slotted pipe in bore hole complete all as specified and directed.

Development of tube well with compressed air and after 25% extra capacity pump by pumping muddy water complete all as specified and directed.

Yield test for the bore well by continuously for 16 Hrs to determine safe pumping yield complete all as specified and directed.

Supplying, Installing, testing, commissioning submersible pumping set suitable for 150/100mm bore well with submersible motors 3 phase 415 Volts, 7.5 HP coupled with pump 285 mtr head, discharge range 125 LPM complete all as specified and directed. Note : (i) Discharge case shall be fitted with suitable adaptor not less than 0.6m length threaded at one end and flanged at other end to match with the column pipe duly fitted with 02 Nos flat iron supports. The adaptor shall be welded to GI pipe outlet and studded with discharge case. (ii) Column pipe and control cable shall be measured and paid separately under pressure. (iii) The length of submersible cable connected alongwith motor supplied by manufacturer shall not be measured and paid for separately.

Supply, lowering testing and commissioning MS Pipe Heavy duty 65mm internal dia (3 Mtr long) with both ends threaded and fitted with heavy duty MS flanges 14mm thick two Nos groves for submersible cable continuous welded and drilled 04 Nos hole complete as column pipe including jointing material such as bolts, nuts, washers and rubber etc complete all as specified and directed.

S&F Submersible Cable PVC insulated sheathed 3 core 10 Sqmm copper conductor cable complete all as specified and directed.

Supply and install MS header made of 150 mm dia MS pipe heavy duty with end caps made of 6mm thick MS plate duly welded inlet connection 04 Nos and outlet connection 01 Nos made of MS pipe 65mm dia heavy duty and 100mm dia respectively welded to header on one side and flanged on the other side all as required including providing foundations made of PCC 1:2:4 complete all as specified and directed.

Supply and fixing cast iron sluice valve class PN - 1.6, ISI marked suitable for 65mm bore of pipe with flanged ends and drilled, gun metal spindle, CI gate with brass ring and iron wheel handle, cast iron cap, etc complete including necessary gasket, nut bolts etc for jointing complete all as specified and directed.

Supply and fixing cast iron sluice valve class PN - 1.6, ISI marked suitable for 100mm bore of pipe with flanged ends and drilled, gun metal spindle, CI gate with brass ring and iron wheel handle, cast iron cap, etc complete including necessary gasket, nut bolts etc for jointing complete all as specified and directed.

Supply, fixing and jointing cast Iron Non return Valve ISI marked Class PN 1.6 with flanged and drilled end suitable for 65mm nominal bore pipe, gun metal spindle CI gate with brass ring with iron wheel handle cast iron cap etc complete and including joints and jointing material such as bolts, nuts washers and rubber gasket with bypass arrangement etc complete all as specified and directed.

Supply and fixing water vpressure guage 0.35Kg/sqcm 4" dia complete as specified and directed.

Water portability test from authorised lab all as required including submission of report complete all as specified and directed.

Supply and fixing replacement of DOL Starter suitable for 7.5 HP, 3 Phase, 415 Volts Pumping Set complete all as specified and directed.

M&L earthing complete with galvanized earth plate electrode 600x60x6mm thick buried directly in ground vertically to a depth not less than 2.25 mtr below normal ground level with top edge of the plate not less than 1.5 mtr below normal ground level, connected to and including galvanized iron strip 32x6mm dia as earth lead soldered and riveted to earth plate by means of nuts, bolts, check nuts & washers of galvanized iron or steel with connected to test point and testing on completion including 15mm GI light grade pipe for earth lead protection from earth point to earth plate, including provn adequate quantity of charcoal dust mixed with 35% common salt to a packed thickness of not less than 15cm in alternate layers of charcoal and salt on all sides of earth plate with 20mm bore medium grade GI pipe for watering, GI check not, funnel and wire mesh with and including all necessary excavation & earth work in soft /loose soil, returning filling in removal of surplus soil to a distance 50 metre, PCC 1:3:6 type C-1 as in earth pit, 40mm thick RCC cover using cement concrete 1:2:4 type B-1 reinforced with & including 8mm dia mild steel TMT bar @ 100mm c/c both way with suitable handle for lifting arrangement & including form work complete all as specified and shown in electrical plate No 3 of MES SSR Part-I 2009 and as directed. Notes : (i) On testing, after completion of Job, if desired earth resistance is not obtained, the earthing shall be redone at without any extra cost by Contractor.

Electronic log test of the bore well and submitting report for approval of GE (Note :- After the test if water is not available no payment will be admissible. The will be restricted to site/location where water is available)

Supply and Fix Reverse Osmosis plant of output capacity of 150 Liters per hours, RAW water Tank 1000 Ltrs, raw Water, 75 CRI, 1.5 HP 2/11 VMMs Pump, 4040 Membrain with FRP Housing Shaft, ROTA meters / LPS/ HPS / With Auto Pannel, with all connecting fitting complete all as specified and directed.

Wireless Water Level Controller Unit: Supplying, Installation, Testing & Commissioning of 230V AC operated Wireless Water Level Controller Unit with water level indicator by 7 Segment LED display (56mm height) to indicate water level of single/ multiple Overhead or Underground tanks (Maximum 6 Tanks) in percentage with 1% esolution. It will receive water level data wirelessly from Level Transmitters and operate motor (Single/ Dual) accordingly to the set configurations. It will also indicate the flow status, motorized valve status and Audio/ Visual alarm for Overflow alert. Full, Low and Overflow limits for each tank is configurable independently. It will have modbus output for BMS system/ GSM Gateway/ other devices. It consists multiple safety features like high/ low voltage, dry run protection, max run time, minimum number of valves to operate, pipe line pressure etc. It also consists timer based operational features complete all as specified and directed.

Wireless Water Level Data Transmitter for Overhead tank: Supply, Installation, Testing & Commissioning of ultra-low power inbuilt battery operated water level data transmitter (IP68) with capacitive type water level sensors to measure water level with 1% resolution and flow status and transmit the data wirelessly to controller cum receiver unit. It will have auto calibration sensor for full level and input for motorized valve status and conductive flow sensor to communicate it wirelessly to controller complete all as specified and directed.

Wireless Data Repeater: Supply, Installation, Testing & Commissioning of 230V AC operated Wireless signal/ Data Repeater for re-transmitting the wireless data signal of transmitters/ other repeters to further distance to enhance the range. It will have LED Display for indication of Signal strength of received signals. It can be configured to receive the signals of particular transmitters ID/ Repeatrs complete all as specified and directed.

GSM Gateway Module: Supply, installation, testing & commissioning of 230V AC operated GSM Gateway module, a communication interface gateway to communicate the data between web server and controller/ Indicator/ level transmitters. UART/ modbus/WIFI/ FSK wireless protocol are used for communication to receive data with controller/ Indicator/ Flow meter/ Motorized valve/ Temperature Sensor/ Humidity sensor/ Pressure sensor/ Repeater. The GSM unit will be equipped with IOT SIM of cellular network provider for communication with server. It will have LCD display to indicate various data and status of gateway. It has rugged ABS body with IP65 rating for trouble free operation complete all as specified and directed.

Web based remote monitoring/ control system: Providing web based remote Water level monitoring/ control system by providing access to controller/ information panel at Central server of minimum Tire-III level data centre in India. It will indicate various data/ parameters in user friendly manners. It will also show data in graphical/ CSV format which can be downloaded. Various parameters full, low and overflow limits of individual tanks can be configured through this web interface. Other parameters related to operation of motor can also be configured remotely. It can be access through any web browser with multi-level user authentication. It will trigger SMS alerts for various events on crossing limits, to multiple mobile numbers. The cost include only for access to server/ application and it does not include the cost of required hardware. The cost of hardware will be charged separately but the cost of running the services is included for access to Motor controller/ Valve Controller - For 12 months complete all as specified and directed.

Supply and fixing Steel water tubing medium grade galvanised with all GI fittings (such as bend, elbows, tees, connections, short pieces, back nuts, unions, caps & plugs etc) laid in trenches or on open surfaces bore of pipe 80mm complete all as specified and directed.

All as per item No 35.00 here in before but bore of pipe 50 mm all as complete all as specified and directed.

All as per item No 35.00 here in before but bore of pipe 25 mm all as complete all as specified and directed.

All as per item No 35.00 here in before but bore of pipe 20 mm all as complete all as specified and directed.

Supply and fixing Steel water tubing medium grade galvanised with all GI fittings (such as bend, elbows, tees, connections, short pieces, back nuts, unions, caps & plugs etc) laid in trenches or on open surfaces bore of pipe 100 mm complete all as specified and directed.

Supply and fixing Steel water tubing medium grade galvanised with all GI fittings (such as bend, elbows, tees, connections, short pieces, back nuts, unions, caps & plugs etc) laid in trenches or on open surfaces bore of pipe 150 mm complete all as specified and directed.

Supplying, testing and commencing of sluice valve 80 mm dia of cast iron body flanged and drilled as per ISI 14846 (ISI Marked) specifications class PN-1.6 with stainless nuts, bolts, washers & fibre/rubber gasket steel spindle with iron wheel head complete all as specified and directed.

Supply & Fixing gun metal, globe or gate valve 50 mm ISI marked class-I, with iron wheel head, screwed both ends, for iron pipe complete all as specified and directed.

Supply & Fixing gun metal, globe or gate valve 25 mm ISI marked class-I, with iron wheel head, screwed both ends, for iron pipe complete all as specified and directed.

M & L for connecting and testing of CI air release valve 100 mm size, ISI marked flanged type with single air Outlets, conforming to IS 14845 of size 100 mm dia bore and fixing up in Cast Iron Water supply mains incl jointing material such as fiber board, nut bolt, washers, and welding etc complete all as specified and directed.

M & L for construction of brick masonary valve pit of size 900x900x900mm (internal dimensions) with brick work of sub class 'B' old size bricks built in cement morter 1:4 and 10mm thick rendering on internal and exposed external surface and including 40x40x6mm mild steel angle frame 3.15mm thick mild steel sheet cover in two Nos shutters with handle and locking arrangement and 1 Nos 50mm size 4 levers lock with key in duplicate make Navtal or equivalent including painting steel and iron surfaces with two coats of black bituminous paint over a coat of red oxide primer complete all as specified, shown on drawing and all as directed.

Excavation in trenches in hard/dense soil not exceeding 1.5m wide and not exc 1.5mtr depth for laying pipe line and getting out including trimming sides and forming bottom surface to the required level/slope etc. complete all as specified and directed.

Removing excavated surplus soil l to a distance not exceeding 50 m and depositing where directed at a level not exc. 1.5m above the starting point, complete all as specified and directed.

Returning, filling in, in tranches including spreading ,leveling, watering and well ramming in hard/dense soil in layers not exceeding 25 cm in hard/dense soil complete all as specified and directed.

Cutting existing steel tubing of size 100 mm for alternation or addition(each cut measured) complete all as specified and directed.

Supply and fix valve butter fly confirming to IS 3095 50MM complete all as specified and directed.

Dismantling of defective motors/others eqpts of any type and any capacity from pumping set including transportation to Civil workshop for repairing, overhauling including M and L for rewinding (Copper) complete with insulation, varnising etc including dismantling and refixing to match with the existing original winding etc complete all as specified and directed.

Supply, installation , testing and commissioning of End suction Back pull out type Monoblock Centrifugal Pumping Set, 25 HP, Discharge 2000 LPM at 30 Mtr Head, Casing shall be CI with CED Coating and bronze impellers with stainless steel SS 316 shaft as per IEC standards connected to TEFC ventilated induction motor of 2 pole, 2900 rpm , suitable for 415 Volts + 10% , 3 phase, 50Hz AC Supply Complete with Heavy duty GI suction and Delivery header with butterfly valve PN 10 with SS 316 Grade disc, Dual plate CI NRV PN10 with SS plate, pressure gauge, 01 Nos pump with motor etc complete set system to be mounted on a common base frame of following duty. (a) Suitable cement concrete foundation with plaster and MS angle expoxy coated edging complete with anti vibration arrangement of cushy foot mountings. (b) Cost of PCC foundations as per recommendation of manufacture as included in overall cost quoted.

M&L for earthing complete with galvanized earth plate electrode 600 x 600 x6mm thick buried directly in ground (earth pit not less than 2.50 M below normal ground level ) with top edge of the plate not less than 1.75 M below normal ground level connected to and including galvanized steel wire 4.0mm dia as earth lead including 15 mm GI light grade pipe for earth protection from earth point to earth plate surrounded by 150mm thick alternate layers of charcoal dust mixed with 35% common salt, 20mm bore medium grade GI Pipe for watering PCC pit type 1:3:6 type C-1 using 20mm graded stone aggregate, with RCC cover, casted in PCC 1:2:4 TYPE B-1 GI check nut, funnel with wire mesh including necessary excavation in any type of soil returning filling in spreading leveling, watering and wall ramming, disposal of surplus soil to a distance n.exc 50 M complete all as specified and shown in electrical plate No 5 of MES SSR Part I 1991.including testing complete all as specified and directed.

Supply and fixing in repair MCCB 160 Amps with sheet metal enclosure, MCCB 4 Pole, 50 Hz , Icu= 25 KA at 415 volts with thermal magnetic release and Ics = 100% Icu with adjustable over load setting complete all as specified and directed.

M/s United Engineers (BID ID -3347603)

RAJEEV CONSTRUCTION (BID ID -3331920)