Operation and Maintenance of Sewage treatment plants and Sewage Pumping Stations located at Titwala East and Titwala West for the period of Three years.

Amount

Operation and maintenance (Labour)

Providing senior Engineer (Electrical /Mechanical) for day to day electrical & mechanical maintenance along and overall running of pumping stations

Supplying electrical superviser for attending electrical preventive and breakdown work in 'G' Shift for pumping station

Supplying electrical Assitant skilled for attending electrical preventive and breakdown work in 'G' Shift for pumping station

Supplying Mechanical Assitant skilled for attending electrical preventive and breakdown work in 'G' Shift for pumping station

Providing pump operator (Skilled) one for each shift in three shift round the clock for operation of pumping stations

Supplying labour/Majdoor Skilled for day to day preventive maintenance , breakdown work work pumping stations

Supplying Security guard for pumping station round the clock etc complete

Supplying Gardner for maintaining garden developed on primary rector, secondary rector and primises of STP

Cost of Repair and Maintenance job work and spares for the two years

Sampling and testing of sewage inlet and out let prescribed parameters BOD , COD , TSS , PH , Phosporous, MLSS, TDS at existing ,labrotery by Lab Technician including necessary Chemicals and repairing / overhauling of existing eqipmetns and providing additional necessary test equipments / augmentation of test eqipments etc complete

Providing and supplying ISI mark unplastised PVC pipe including cost of couplers/rubber ring - 63 mm

Providing and supplying ISI mark unplastised PVC pipe including cost of couplers/rubber ring - 75 mm

Providing and supplying ISI mark unplastised PVC pipe including cost of couplers/rubber ring -90 mm

Providing and supplying ISI mark unplastised PVC pipe including cost of couplers/rubber ring - 110 mm

Lowering ,Laying & Jointning of unplastised PVC pipe and specials - 63 mm

Lowering ,Laying & Jointning of unplastised PVC pipe and specials - 75

Lowering ,Laying & Jointning of unplastised PVC pipe and specials - 90 mm

Lowering ,Laying & Jointning of unplastised PVC pipe and specials - 110 mm

Desilting the supply well intake well in wet or dry conditionby using proper safety devices and precautions etc complete .

Reparing / overhauling of sewage submersible pump up to 15 HP including removing from wet well reinstallation and replacement of mechanical seal , bearing , replacement of lubricating oil motor rewinding , cable , SS chain , guide pip , testing for air leakage and satisfactory performance test etc complete

Ultra Sonic Level Sensor - Providing and installing and giving satisfactory test , trial of ultrasonic flow meter Clamp on fix type with calibration and guarantee for 6 month and warantee for further 1 year perod etc complete

Ultra Sonic Flow Meter - Providing and installing and giving satisfactory test , trial of ultrasonic flow meter Channle Type depth up to 1.5 Mtr with calibration and guarantee for 6 month and warantee for further 1 year perod etc complete

Repairing / reinstallation of Ultrasonic flowmeter/channel meter / Level Sensor suitable for various dia pipes and giving satisfactory test , trial with calibration and guarantee for 6 month and warantee for further 1 year perod etc complete.(

Electrical Panel painting - Providing epoxy painting 2 coats of approved colour shade on provided iron /MS work etc complete .(PWD Elect DSR 2017-18 page 292 Item No 16-04-13)

Oil filtration of transformer. (PWD Elect DSR 2018-19 Pg no-301 It no- 17-3-1)

Supplying and topping filtered transformer oil with test certificate.(PWD Elect DSR 2018-19 Pg no-301 It no- 17-3-2)

Supplying & ereccting bank of all polypropyline condensors (APP) with standard capacities of 2,3,5,7,10,12.5 & 15 KVAR units of pf correction for operation on 3 phse 50 cycles 400/440 V ( 10 %) with external discharging resistence , earthing terminal and built on angle iron or channel iron framewok and provided with terminal cover box complete erected on provided iron bracket or on floor duly tested by licency.

Supply SMPS based battery charger input voltage 230 V A/c and output voltage 24 DC charging current 20 A for DG set battery charging

Providing and supplying triple spur gear type chain pulley block suitable for 3 tonne capacity with testing etc complete (

Providing and supplying Ready Mix Oil Paint

Providing and supplying Ready Mix primer

Providing and supplying Ready Mix aluminum paint

Repairing of D.G. set upto 100 KVA capacity including minor & major repairs of alternator, engine,AMF panel, replacment of battery, engine oil etc.

Reapring of PLC panal of STP including SMPS cards,I/O cards,power supply, indicating lamps, relays, HMI units with software licenced key for 5 years etc. complete.

Reparing of MCC Panel including replacement of 630 A ACBb/ SFU / CT / MFM / incicating Lamp /MCB/Insulator etc Complete

Reparing of APFC Panel including replacement of Capacitor / APFC Relay / incicating Lamp /MCB/Insulator etc Complete

Repairing of MS / GI / DI pipe up to 300 mm dia /rectification of leakage by welding replacing of piece of pipe etc complete

Reparing/rewinding of upto 200 KVA 22 KV/433 V distribution transformer including H.V./L.V. coil rewinding, Oil replacement, H.T/L.T busing replacement, To and Fro transportation, testing etc. complete.

Repairing of Star-Delta starter upto 30 KW including replacement of contactor,auto transformer, timer, digital ammeter/voltmeter, protection replay, terminal block, SFU, wires, indicating lamp, pump protection relay etc. complete with satisfactory test.

Reparing of area light pole including 150 sodium fitting, choke,ignitor, wire,pole paiting, FRP junction box etc. complete.

Reparing of pathway light pole including 70 w sodium/LED fitting, choke,ignitor,driver, wire,pole paiting, FRP junction box etc. complete.

Reparing of single/double flouresent light fitting including 40 w tube , choke,capacitor, wire, FRP junction box,single/three pole MCB,cable etc. complete.

Supplying and erecting PVC armoured cable 3.5 core 35 sq mm aluminum conductor with continuous 5.48 sq mm (12 SWG) G.I.earth wire complete erected with glands and lugs on wall /trusses / pole or laid in provided trench/pipe as per specification CB -LT/AL .

Supplying and erecting PVC armoured cable 3.5 core 95 sq mm aluminum conductor with continuous 8.35 sq mm (12 SWG) G.I.earth wire complete erected with glands and lugs on wall /trusses / pole or laid in provided trench/pipe as per specification CB -LT/AL

Providing and erecting panel mounted digital Multi function Meter having three and half digit LED display, external C.T. operated, calibrated for 0-1000 A AC suitable to operate on 500 V AC supply with necessary PVC wire leads and lugs and mounting hardware on provide panel complete with calibration certificate from manufacturer.

Providing and fixing mild steel grill work for railing / shutter / staircase work of 20 kg/sqm

Supply T 5 28 W Energy Efficiant flurosant tube

Supply 18 W , 230 v intergral type LED lamp

Supply regular or standard model celling fan of 1400 mm sweep

Supplying and erecting CPCB approved online monitoring units for analysing treated water parameters BOD, COD, TSS, PH, NH4-N, N-total,PO4-P Sampling and testing of sewage inlet and out let Samples including MPCB Connectivity charges and maintainance alongwith technical expert and calibation of test eqipments and validation charges etc complete

M/s. Inderdeep Construction Company