REPAIR/MAINT OF STP AT MIL STN KOTA

Amount

M&L for Cleaning and removing all scale and dirt, etc, from tanks and from mouths of circulating pipes, etc. all tanks and compressed air pipe network by mechanical or manual means shall be carried out with water and chemical as applicable and dates of cleaning shall be marked on tank including disposal of deposited sludge in drying beds etc. complete all as specified and directed of following tanks:-. 1. Equalisation Tank-01 nos, 2. Fine Screen Chamber, MBBR Tanks- 2 Nos 3. Tube Settler tank includes cleaning of tube settler media-01 Nos 4. Chlorine Contact Tank-01 Nos 5. Filter Feed tank- 01 Nos, 6. Sludge Holding Tank-01 Nos etc

Attending complaints of STP by qualified mechanic to confirm the satisfactory running of centrifugal pump motors, blowers, sewage pumps, centrifuge pump etc. complete all as specified and directed. Notes:- (i) The cost of minor spares such as nut, bolts, washer, grease, servicing of pumps, supply & fixing of glands of suitable size, checking and repairing of electrical connections etc are deemed to included in rate quoted by contractor. (ii) The complaints intimate to contractor and the contractor shall be rectified complaints within 24 hours, in case of failure noticed more than 24 hrs recovery shall be effected @ Rs.500/- per hour beyond 24 hrs.

Supply and Spread of Floating media for MBBR Reactors in PP Construction Wagon wheel Design having Density less than water. The Surface area of media shall be min. 400m2./m3.Color of media : Black etc. complete all as specified and directed. Make : Ion Exchange, Bajrang Enviro Engineers, Optimus Enviro, Hydrotech Paryavaran, Sombansi Enviro Eng.,PP Aquatech.

Material and labour for cleaning of surrounding area of sewage treatment plant complete upto fencing level and one meter outside of the fencing by surface excavation upto 10 CM average depth including removing shrubs, grass, implant, small bushes, branches of tree and other unwanted materials / stones etc and levelling complete for every months of contract etc. complete all as specified and directed.

Supply and Fix in repairs, cast iron double flanged long type, lever operated, butterfly valve size 150 mm, PN 2.0, ISI Marked (IS-13095:1991, Reaffirmed 2003), including provision of carbon steel nuts, bolts & washers, rubber gaskets fixed to water mains, etc. complete all as specified and directed.

Supply and installed, connecting and testing of sluice valve 150 mm dia, class PN 1.6 double flanged with CI body wheel and stainless steel spindle non rising type, IS-14846 ISI marked including jointing materials such as rubber gasket, nut, bolt and washer including taking down old unserviceable sluice valve etc. complete all as specified and directed.

Supply and installed, connecting and testing, Non return valve cast iron flanged both end connecting in line with nut bolts, rubber packing etc as per existing type including taking down old unserviceable Non return valve etc. complete all as specified and directed of the following sizes :-

(a) 150 mm dia

(b) 250 mm dia

S & F in repair protection circuit breaker for motor MCCB, 04 pole, 250 Amps, confirming to IS/ IEC 60947-2 & IEC 60947-2 thermal magnetic release with and adjustable over load setting 08-1.0 x in and adjustable short circuit setting 6-10 x in and rupturing capacity 25 KA at 415 V, AC, 50 Hz, Ics=100%Icu, Conforms to IS/IEC 60947-2 including spreader terminals suitable for motors etc. complete all as specified and directed.

Supply and fix in repairs new generation energy saving & environmental friendly long life versatile pressure die- cast aluminium IP 66 roadway luminaire with high power LED as light source and electronic driver of capacity 60 watt etc. complete all as specified and directed. Make ; Havells/Wipro/Crompton or equivalent

Supply and fix PVC insulated, PVC sheathed 3 core 1100 volts grade, 2.5 sqmm aluminium stranded conductor as per IS 694 for providing street light connection etc. complete all as specified and directed.

M & L carrying out the Tests of treated water from NABL approved lab and maintain the record of as per frequency :- (i) PH Valve (ii) TSS (iii) BOD (iv) COD (v) Oil & Grease

Repair and maintenance of sludge cake making machine including replacement of bearings and belt of existing size, greasing to the shaft including making necessary alignment with motor rotor etc. complete all as specified and directed. Notes:- (i) The cost of minor spares such as nut, bolts, washer, grease, servicing of pumps, supply & fixing of glands of suitable size, checking and repairing of electrical connections etc are deemed to included in rate quoted by contractor.

Supply only Chlorine dioxide chemical (SCS-10K, CLO2)) required to achieve desired parameters of treated water and required spares for operation of the plant, at least one month requirement of the materials shall be kept at site at a time etc complete all as specified and directed.

Material and labour for coarse bar screen of equalization tank of bar size 1m x 0.75m and 5 mm thick MS flat minimum and clear spacing 6 mm of existing size etc. complete all as specified and directed.

Material and labour for fine bar screen in SS material of size 0.6 x 0.6m for MBBR 1 and MBBR-2 tanks etc. complete all as specified and directed.

M&L rewinding of electric motor (submersible 20 HP) with suitable size of super enamelled PVC coated copper wire duly varnished, baking providing with insulation paper and V-belts etc including taking out burnt winding wire etc. complete all as specified and directed.

M&L rewinding of electric motor (centrifugal electric motor of 5 HP) with suitable size of super enamelled PVC coated copper wire duly varnished, baking providing with insulation paper and V-belts etc including taking out burnt winding wire etc. complete all as specified and directed

M&L rewinding of electric motor (Air blower with 100 HP motor 3 phase) with suitable size of super enamelled PVC coated copper wire duly varnished, baking providing with insulation paper and V-belts etc including taking out burnt winding wire etc. complete all as specified and directed.

S & F in replacement of dosing pump of cap 0-55 IPH/0-6 IPH, IP65 including connected items with new ones such as dosing pipe, nut, bolts, washer etc complete all as specified by Engineer in charge.

Dismantling carefully and taking out air blower URP-1150 (make : Usha) with 100 HP motor 3 phase, repairing through OEM with replacement of following itmes including refilling of oil and lubrication of machine, cleaning of filters etc. complete all as specified and directed. Notes:- (i) The cost of minor spares such as nut, bolts, washer, grease, servicing of pumps, supply & fixing of glands of suitable size, checking and repairing of electrical connections etc are deemed to included in rate quoted by contractor.

Supply only bearings (NJ414 C5) etc. complete all as specified and directed.

Supply only machine oil 320 grade etc. complete all as specified and directed.

Supply only gland dori (set of 8) etc. complete all as specified and directed.

Supply only gear wheel – I etc. complete all as specified and directed.

Supply only gear wheel –II etc. complete all as specified and directed.

Supply only Oil seal etc. complete all as specified and directed.

Supply only Gasket packing etc. complete all as specified and directed.

Supply only Dowel Pin with Nut etc. complete all as specified and directed.

Supply only Pressure Guage etc. complete all as specified and directed.

Supply only Oil level glass etc. complete all as specified and directed.

S&F in repair Suction Air filter etc. complete all as specified and directed.

Supply only driving belt of existing size etc. complete all as specified and directed.

Supply and fix in repair contactor or assembly suitable for automatic star delta starter for three phase motor, 415 volts of capacity 7.5 to 15 HP etc. complete all as specified and directed.

S & F in repair protection circuit breaker for motor MCCB, 3 pole, 63 Amps, confirming to IS/ IEC 60947-2 & IEC 60947-2 thermal magnetic release with and adjustable over load setting 08-1.0 x in and adjustable short circuit setting 6-10 x in and rupturing capacity 25 KA at 415 V, AC, 50 Hz including spreader terminals etc. complete all as specified and directed.

Supply and fix in repair PVC/Polycarbonate made junction box having two incoming and one outgoing cable ways alongwith fixing arrangement complete including 01 Nos 6 Amp MCB SP for security light etc. complete all as specified and directed. Make : Hensel/HPL/Sintex or equivalent make as mentioned in Appx’B’.

Supply and fixing of cast iron ball type foot valve, flanged type with SS Mesh PN 10.0 of 100 mm size as per IS4038 etc. complete all as specified and directed.

Schedule of Credit

Jain Electricals

New Era Engineers