REPAIR MAINT OF PUMP MOTORS WATER PIPE LINE AND CLEANING OF UG OH SUMPS AND OTHER ASSOCIATED CONNECTED WORKS OF STP IN OUTLAYING AREA UNDER GE (NW) NOFRA

Amount

Note : (a) Functional tools & plants shall be carried by tradesman all time for attending any site. (b) Necessary ladder / cloth or any other material reqd. (c) Debris / site clearance immediately before leaving site. (d) Safety eqpt to be carried all time. (e) In case of non-adherence of any of above fine/ penalty to be carried as under:- (i) 1st Time - Rs 200/- (ii) 2nd Time - Rs 500/- (iii) 3rd Time - Warning to contractor. (f) In case of 3 warning to contractor, it will be reflected in WLR for slow progress. (g) Complaint registered upto 11:00AM & emergency complaint to be attended same day. (h) Complaint Team consist of 02 skilled labour alongwith reqd helpers.

Routine maintenance of STP (Sewage treatment Plant) installed at Vandana and Vishakha complex having capacity of treatment 200 KL/day, maintenance of entire system, filtration/ dosing system carrying out the routine maintenance recommended by the manufacturer for daily, weekly, monthly and quarterly including repairs/ replacement of parts such as bearings, repairs of pumps, filters, welding of cracked/ broken any mild steel items/ foundation, pipes and their fittings, gasket, nut bolts and removing of blocking/overflow systems, LT panel boards etc complete all as specified & directed by Engineer-in-Charge the following items : (a) Fine bar screen & Oil Grease tank - 01 Nos (b) Oil and grease trap chamber -01 Nos (c) Equalization tank - 01 (d) ANOXIC chamber -01, (e) Clarified water tank -01, (f) Treated water tank -01 (g) Sludge Holding tank -01 (h) MBBR Tank -01, (j) Raw sewage pump - 02, (k) Sewage reccee pump -02 (l) Filter feed pump -02 (m) Screw pump -02, (n) Treated water pump -02 (o) Air blower -02 and all butter fly valve, pipe line inside STP and LT Panel - 02 Nos, complete dosing system including cleaning of STP area daily as directed by EIC.

Taking down old rusted and damaged blower filter and supply and fixing blower filter as per existing size and sample at site all as directed by Engr -in- Charge

Supply and use sodium hypochlorite (Liquid chlorine) first quality, in sealed HDPE container of 100% concentration of standard capacity all as specified and directed. [Note : Necessary chemicals and testing kit (residual chlorine & PH) for testing of water samples at lab shall be provided by the Contractor and cost of the same shall be deemed to included in the unit rate quoted.]

Supply and use chemical DWPE (Dewatering polyelectrolyte) of 100% concentration of standard grade complete all as specified and directed.

Testing of treated water samples will also be maintained in similar way and the cost of same is deemed to be included in the unit rate quoted and submit the report monthly as as directed by Engr-in-Charge.[Note- test reading of every month shall be kept on record ]

Cleaning of RCC sewage fine bar screen chamber of size 1.2m x 0.5 m x 1.0m including washing removing the scales dust , removing of sludge etc including plugging the insects dusting washing, internal/ external paint complete all as all as specified & directed by Engr -in- Charge

Cleaning of RCC sewage Oil and Grease trap chamber of size 1.75m x 1.2 m x 2.5 m including washing removing the scales dust , removing of sludge etc including plugging the insects dusting washing, internal/ external paint complete all as all as specified & directed by Engr -in- Charge

Cleaning of RCC ANOX IC tank of size 2.1 m x 2.1 m x 4.5 m including washing removing the scales dust , removing of sludge etc including plugging the insets dusting washing, internal/ external paint complete all as all as specified & directed by Engr -in- Charge

Cleaning of treated water tank of size 4.0m x 3.7 m x 2.5 m by rubbing, washing removing the scales dust etc including plugging the insets dusting washing and painting complete all as specified and directed by Engr -in- Charge

Cleaning of RCC sludge holding tank of size 1.7 m x 6.0 m x 1.5m by rubbing, washing removing the scales dust etc including plugging the insets dusting washing and painting complete all as specified and directed by Engr -in- Charge

Repair and maintenance of filter press with replacement of filter press cloth and minor parts complete all as specified and directed by Engr in Charge.

Repair/Maintenance to Chlorine/DWPE dozing system assembly with chlorine injector dozing pump, cleaning, servicing, carrying out minor repairs and testing. [Note : (a) Work is including consumables like cotton waste cloth etc. (b) Parts and spares requied to be replaced make it serviceable condition complete.]

Supply & fix in replacement of dosing Pump high pressure single head gear motored adjustable dosing pump with accessories include lead tubing, connecting nuts, injection check valve, clay weight, ferules etc complete all as specified and directed by Engr in Charge.

Supply and Fix in replacement of dosing system consisting 40 ltr-100 ltr PE/FRP Tank with PE/FRP Lid & level gauge along with agitator with shaft & blade in plastic tank complete all as specified and directed by Engr in Charge.

Material and labour for rewinding the 3 phase sewage electric motor of capacituy 01HP to 03 HP capacity, disconnecting the electric connection of motor, earth connections, removing foundation nuts/bolts and removing the monoblock pump/ motor from its existing position to workshop [Note:- following works deemed to be included in the quoted rates.] (a) Removing the split case/body cover of motor, seperate stator/rotar and cutting the complete burnt/defective copper winding. (b) Cleaning the stator body complete by rubbing and paper removal all carbons. (c) Insert insulating materials such as insulating paper sleeves. (d) Rewinding the stator with existing size of super enameled copper winding, varnishing and heating up at desired temperature for achieve the particular Ohm resistance. (e) Clean the rotor assembly in motor.

As per item No 16 but 5 HP to 7.5 HP motor

As per item No 16 but 10 HP to 12.5 HP motor

As per item No 16 but 15 HP to 20 HP motor

As per item No 16 but 25 HP to 30 HP motor

As per item No 16 but 40 HP to 60 HP motor

Opening the bottom and top cover of the cylinderical type activated carbon filter and taking out the complete carbon from the vesel. Cleaning the complete internal surface area of the plant with wire brush,removing all the deposited sludge,mud dirt etc and cleaning the vesel with water. Washing complete sand filter media, screening with suitable size mesh stainer removing all the vegetation and making free from unwanted material. The scope of work includes the following :- (a) Supply and filling New/Fresh activated carbon- 2000 Kg or (as required to fill) (b) Supply and fix 8 mm thick rubber fiber gasket joints with nuts,washer, as existing size at top and botton cover of plate. (c) Painting complete external surface of filter media, valves and connecting lines after completion of work. (d) Fixing of top and botton cover testing and commissioning complete.Taking out old unserviceable condence membrane and supply & fix new Reverse recycle with condence membrane all as specified and directed by Engineer-in-Charge.

Taking out old unserviceable condence membrane and supply & fix new Reverse recycle with condence membrane all as specified and directed by Engineer-in-Charge.

Openig the bottom and top cover of the cylinderical type sand pressure feed filtration plant and taking out the complete filter media from the vesel. Cleaning the complete internal surface area of the plant with wire brush,removing all the deposited sludge,mud dirt etc and cleaning the vessel with water. Washing complete sand filter media, screening with suitable size mesh stainer removing all the vegetation and making free from unwanted material. The scope of work includes the following :- (a) Filling only washed sand filter mdia into the vessel - 300 Kgs (b) Supply and filling New/Fresh barakar sand filter media into the plant- (c) Supply and fix 8 mm thick rubber fiber gasket joints with nuts,washer, as existing size at top and bottom cover of plate. (d) Painting complete external surface of filter media, valves and connecting lines after completion of work. (e) Fixing of top and botton cover testing and commissioning complete

Supply and fix in replacement of unserviceable / wornout 'V' belt as per existing type and size of Air Blower Sludge sump complete all as specified and directed.

S&F in repair overload relay assembly for 5 to 10 HP pump set complete all as specified and directed by Engr in Charge.

Supply and fix power contactor MNX-A1 suitable for 5 to 12.5 HP pump set including taking down old complete all as specified and directed.

Removing old unserviceable power contactor MNX A2 and supply & fixing new power contactor MNX A2 all as specified & directed.

supply & fix Auxilary contactor MNX 0 , 22E suitable for 5 to 12.5 HP pump set including taking down old complete all as specified and directed by Engr in Charge.

M&L for preparation of each RCC tankof capacity 0.5 Lakh ltr plastered surfaces of wall and applying two coats of oil bound distemper including primer all as specified and directed.

Supply and fix in replacement MS chequered plate thickness as per site requirement and cut to cable duct size, pit cover & shape machined properly on sides and provide for cable duct protection.

Supply and fix in replacement angle iron( thickness as per site requirement) and cut to make cable duct frame as per directed by Engr - in -charge

Repair to unserviceable sluice valve of size 80 mm to 150 mm dia. Opening the nut,bolts both side flanged ,after taking down unscrew the top cover and taking out the spindle , gate with check nut and with fix new spindle set alongwith new rubber gasket if requirede at site complete all as specified & directed.

Repair to broken brick masonry valve pit of approx size 0.75 x 0.75 x 0.75 mtr to 1.1 x 1.1 x 1.1 mtr and remove the old plaster and usingmortor for plaster in in cement mortar internally and externally as posible and PCC 1:2:4 type B-1 (using 20mm gradede stone aggregate) for copping and providing new MS sheet cover with angle of suitable size and two side open with 2 Nos hinges each side and 2 Nos lifting handle and in built locking arrangement including lock and key and surface with two coats of synthetic black paint and a coats of red oxide paint on steel surface including necessary excavation in any type of soil, earth work in any type of soil all as specified and directed by Engr-in-Charge

S&F in replacement of unserviceable non return valve of CI body 80 m to 100 mm bore flanged with rubber packing including nuts bolts and wahsers etc complete as directed by EIC.

M&L for Painting of CI/GI pipe line 40 mm to 150mm inside and out side of each pump house and all sluice valve, NRV gate valve) with one coat of synthetic enamel black/gray paint of existing colour shade with spray gun machine and after cleaning and preparation of surfaces complete all as specified & directed by EIC.

M & L for dismantling the rusted foundation bed of the motor and pump set, and fabrication of the forundation beds with MS channels angle of the required as per pump set capacity( 40 HP to 75 HP) and duly applying one coat of red oxide primer and two coat of bitumen paint of approved quality and re errection the pump and motor testing to the entire satisfaction of Engineer-in-Charge. [Note:- (a) Quoted rate deemed to be included for welding work, nuts, bolts, washer and MS fasteners including Concrete required for foundation]

M & L for dismantling the rusted foundation bed of the motor and pump set, and fabrication of the forundation beds with MS channels angle of the required as per pump set capacity( 20 HP to 35 HP) and duly applying one coat of red oxide primer and two coat of bitumen paint of approved quality and ieerrction the pump and motor testing to the entire satisfaction of Engineer-in-Charge. [Note:- (a) Quoted rate deemed to be included for welding work, nuts, bolts, washer and MS fasteners including oncrete required for foundation]

Supply and fixing submersible cable copper conductor flat type 2.5 sqmm 3 core including taking down old complete all as directed bynEngr -in-Charge

Taking down old unserviceable submersible starter and supply and fixing 3 Phase, 3 HP submersible motor strater in sheet steel enclosure fully overload protection with all accessories directed by Engr -in-Charge

Material and labour for attending Raw water supply complaints and rectification as mentioned below here in after [Note :- (a) Scaffolading if any required during the progress of work the contractor shall provide the same with out any extra cost to the department the rates quoted shall be deemed inclusive of this provision (b) Necessary complaint book shall be provided and maintained by the contractor, complaint slip shall be deposited very next day in the complaint cell of Vishakha/ Vandana w/s duly signed by the occupant (c) Rates for small fittings and parts are deemed to be included in item rate however pipes, valves, PVC connection shall be measured and paid for separately under relevent items of schedules.]

Internal complaint (in side Room) Including Flush tank Cleaning 2 nos

External complaint upto 4th floor

External complaint upto 8th floor

External complaint upto 12th floor

External complaint upto 16th floor

Supply and fix steel water tubing galvanised medium grade (ISI Marked) of following size, with all fitting fixed complete to walls and ceilings or laid in floor/wall/ceiling (in high rise building including scafolding) including taking down old complete all as specified and directed by Engineer-in-Charge

25 mm bore

20 mm bore

15 mm bore

Supply and fix in repair gun metal gate valve, with iron wheel head, screwed both ends for GI pipe of following sizes, with union, (ISI Marked) fixed in existing line and in position complete all as specified and directed by Engineer-in-Charge

25 mm bore

20 mm bore

15 mm bore

Supply and fix in repairs angular stop valve cast copper alloy ,screwed down ,high pressure or butterfly handle screwed both ends for iron pipe or for union and fix of size 15 mm bore.

Supply and Fix in repairs PVC Valveless, syphonic action type, flushing cistern low level all accesories complete all as specified and directed by Engineer-in-Charge

Supply and fix in repair 450 mm long PVC connectors with brass adapters, washers etc complete all as specified and directed by Engineer-in-Charge.

Supply and fix in repair concealed stop valve suitable for 15mm bore GI pipe complete all as specified and directed by Engineer-in-Charge.

Supply and fix in repair stop valve suitable for 15mm bore GI pipe complete all as specified and directed by Engineer-in-Charge.

Cleaning of raw water OHT tanks of capacity up to 5000 ltrs in existing position by mechanised pressure cleaned by Mechanical high pressure spray and steel wire brush to remove algae/dirt/foregin completely and soaking out water/dirt with a high pressure wet vaccume pump and removing spoils outside of MD land and providing sticker or writing with paint on tank showing the date of cleaning complete all as specified and directed by Engineer-in-Charge

Material and Labour for cleaning of GI pipes by opening of fittings, removing mud, sludge, etc and refixing as stated above for pipes of size. [NOTE :for attending compaints contractor has to arrange one qualified Plumber with one Helper daily report to Complaint Cell for repair/replacement of pipe line including plumbing works, attending complaints of leakage, air lock in pipe line etc (including Sunday & holiday) and rates to be included in Unit Rate.]

25 mm bore

20 mm bore

15 mm bore

Earthing complete with galvanized steel earth plate electrode 600x600x6mm burried directly in ground (earth pit not less than 2.25 m deep below ground level) with top edge of earth plate not less than 1.5m below normal ground level connected with galvanized iron earth lead strip of 32x6mm by means of bolts, nuts, check nuts and washers of galvanized iron or steel complete with 40 mm dia GI light grade protection pipe, 20mm dia GI medium grade watering pipe with funnel including charcoal, dust, salt, PCC 1:2:4 in pit with pre- cast RCC 1:2:4 cover reinforced with XPM not less than 4 Kg Sqm, test point etc. all as shown in electric plate No. 3 of SSR Part-I complete with necessary earth work in any type of soil, removal to a distance not exc. 50m, testing on completion complete all as specified and directed by Engineer-in-Charge

Supply and fixing LED flood light 120 watt 230 V AC outdoor type with thermal management in multiple optics and equipped with IP66 protection, with impact and corrosion resistant including taking down old flood light complete all as specified and directed by Engineer-in-Charge.

Supply and fixing post top lantern LED type 40 watt 230 watt volts AC outdoor type with decorative post top for 360 degree indirect light IP 65 protection with impact and corrosion resistant including taking down old post top lantern LED complete with driver and lamp complete all as specified and directed by Engineer-in-Charge.

M&L for attending underground pipe line leakage complaints of pipe of dia 40 mm to 80 mm upto 2 mtr depth line in any type of soil/ hard standing/ under road including earth work/welding work and labour charges complete all as specified and directed by Engr in Charge. [Note : any pipe/ pipe fittings/rubber packing/any type of joint required for stop the leakage up to 5 mtr length of pipe included in the same rate.]

M&L for attending underground pipe line leakage complaints of pipe of dia 100 mm to 150 mm upto 2 mtr depth line in any type of soil/ hard standing/ under road including earth work/welding work and labour charges complete all as specified and directed by Engr in Charge. [Note : any pipe/ pipe fittings/rubber packing/any type of joint required for stop the leakage up to 5 mtr length of pipe included in the same rate.]

M&L for PCC 1:3:6 type C2 (using 40 mm graded crushed stone aggregate) for filling in hard standing/ plinth protection of semi under tank and suport to main raw water supply line all as directed by Engineer-in-Charge.

Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth and taking out soft/loose soil for laying of cable /Laying of pipe/evection of pole/stay pit excavation eomplete all as specified and directed by Engr in Charge.

Returning and filling including spreading levelling watering and well ramming in layers not exceeding 25 cm complete all as specified and directed by Engr in Charge.

Removing excavated material not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point complete all as specifed and directed by Engr in Charge.

Supply and fix in repair GI tubing medium grade in trenches/ along wall or in bldg height upto G+15 including provision of fitting and accessories in trenches/wall/shaft for diversion and improvement in water supply line complete all as specified and directed by Engineer-in-Charge for the following sizes:-

40 mm bore

50 mm bore

80 mm bore

100 mm bore

150 mm bore

Disconnecting the electric connection from centrifugal/ monoblock pump terminal box including insulating the ends of the cable, taking out the unserviceable sewage pump set of 1 HP to 3 HP any make from pump houses after opening nuts/bolts, transporting from site to workshop, dismantling pump, removing worn out impeller, ball bearing, gasket, and replace the unserviceable parts , gland packing, greasing, transporting back to pump house and refixing on the existing foundation, connecting the electrilc connection to the motror and testing complete to entire satisfaction of Engineer-in-Charge.

As per item No 62 but 5 HP to 7.5 HP pump set

As per item No 62 but 10 HP to 12.5 HP pump set

As per item No 62 but 15 HP to 30 HP pump set

S&F in replacement non return valve of CI body 150 mm to 200 mm bore flanged with rubber packing including nuts bolts and wahsers etc complete as directed by EIC.

Taking up old rusted existing glow sign board and supply and fix Glow Sign board duly printed in flex sheet along with suitable size of MS angle frame and LED tube lights showing "INSTALLATION NAME " complete all as specified and directed by Engr in Charge.

SHRI SAI ENTERPRISES (BID ID -3113755)

Bright Construction Co (BID ID -3113257)

B P ENTERPRISES (BID ID -3112349)

Unity Enterprises (BID ID -3125096)