REPAIR MAINT OF CENTRIFUGAL PUMP SETS, MOTORS, STARTERS AND CLEANING OF UG SUMP, STORAGE SUMP, FILTER OF WATER SUPPLY INSTALLATION AT LEIMAKHONG

Amount

B/R work

Taking out old filter media of different grades/sizes of pressure filters one by one in layer and laying out manually including segregating useful materials etc complete all as specified and directed

Cleaning & washing of old serviceable filter media of different grades (taken out under item No 2.00 here-in-before) and repacking the retrieved/cleaned media in different layers complete all as specified and directed

M&L for new filter media/ferrimanex and repacking in different layers, sand of 16/30 mesh complete all as specified and directed.

M&L for cleaning of inner surfaces of RCC under ground sump / semi under ground sump including floor of water intake sump and applying two coats of white wash after taking out and removing silt, sludge, moss, algae, dirt etc. complete all as specified and directed upto the entire satisfaction of Engineer-in-charge for the following :

Semi under ground sump of capacity 75000 Gallon at High Lift Pump House

Semi under ground sump of capacity 50000 Gallon at High Lift Pump House.

Semi under ground sump of capacity 50000 Gallon Near Capt Qtr (High Lift Pump House) & KLP Pump House.

Semi under ground sump of capacity 25000 Gallon at High Lift pump house-01, KLP pump house-01

Semi under ground sump of capacity 6400 Gallon at High Lift Pump house.

Semi under ground sump open type of capacity 50000 Gallon at Low Lift Pump house.

Semi under ground sump open type of capacity 10000 Gallon at Low Lift Pump house.

NOTE : (Applicable for Sl iterm No 5.01 to 5.07) (i) The unit rate quoted shall be deemed to include draining of water with mechanical equipment and working in water and mud etc. (ii) The unit rate quoted shall be deemed to include all safety precautions which shall be taken while working on RCC underground sump/semi under ground sump. (iii) Lighting arrangements if required to be provided by the contractor temporarily at his own arrangements and the amount quoted for that shall be deemed to be inclusive in the unit rate and electricity / diesel shall not be provided by the Department. (iv) Contractor will not be allowed more than one day to complete the work inside each UG sump to prevent interruption of water supply to the users. (v) The date of cleaning and due date of cleaning must be painted with synthetic enamel paint on the out side of the front tank wall as specified and directed by Engr-in-Charge

Dismantling and strip opening of pumps completely including disconnecting the suction, delivery, vaccum pipe lines and coupling for repairs to pump and refitting/ re-assembling & connecting the same and testing of pumps complete all as specified and directed for the following capacities:- Note : (i) The rate considered is inclusive of T&P required for carrying out the repairs. (ii) The rate considered is inclusive of cost towards miscellaneous items such as cotton waste, grease and other consumables. (iii) The rate considered is inclusive of checking of alignment of pump with dial gauge after refitting. (iv) The cost of spares for pump considered separately under appropriate items here-in-after. (v) The rate considered are inclusive of transporting the pumps to Wksp and back to installation site.

Pump capacity 100 HP

Pump capacity 60 HP

Pump capacity 50 HP

Pump capacity 20 HP

Pump capacity 15 HP

Pump capacity 7.5 HP

Supply only the following spares for pump sets of capacity 100HP/60HP/50HP (Note: Make of spares shall be of the original make of the pump)

Pump Shaft

Bronze impeller 1st stage

Bronze impeller 2nd stage

Wear ring Bronze

Inter stage ring Bronze

Water deflector rubber

Bearing cartridge cast iron drive end

Bearing cartridge cast iron non drive end

Shaft sleeve bronze drive end

Shaft sleeve bronze non drive end

Spacer sleeve drive end

Spacer sleeve non drive end

Key for impeller and sleeve

Bearing lock nut

Stuffing box bush

O' ring for shaft sleeve

Cast iron gland (Set of 2 halves)

Eye bolt for gland with nut and washer

Gland guide bush large

Gland guide bush small

Center link bush

Check nut

Shaft Pulley

Supply only the following spares for pump sets of capacity 20HP/15HP (Note: Make of spares shall be of the original make of the pump)

Pump Shaft

Impeller

Casing wear ring

Casing cover

Lantern ring

Gland collar

Liquid deflector

Bearing housing

Support foot

Bearing cover

Shaft sleeve

Key for impeller

Key for coupling

Impeller nut

Washer for impeller

Gland packing

Grease Nipple

Gasket for casing cover

Gasket for shaft sleeve and shaft

O' ring for sleeves & impeller

Tie rod

Supply only the following spares for pump sets of capacity 7.5HP (Note: Make of spares shall be of the original make of the pump)

Pump Shaft

Impeller

Rotor

Spacer

Gland Collar

Lantern ring

Water deflector

Shaft Sleeve

Key for impeller

Gland packing

Priming plug

Washer for impeller nut

Gasket for casing cover

split cotter Pin

Supply only Ball bearing/Roller bearing for the following pumpsets: (Make: SKF/FAG/Rolon/NRB)

Pump Capacity 100HP

Pump Capacity 60HP

Pump Capacity 50HP

Pump Capacity 20HP

Pump Capacity 15HP

Pump Capacity 7.5HP

Supply only drive end bearing for the following pumpsets: (Make: SKF/FAG/Rolon/NRB)

Pump Capacity 100HP

Pump Capacity 60HP

Pump Capacity 50HP

Pump Capacity 20HP

Pump Capacity 15HP

Pump Capacity 7.5HP

Dismantling and strip opening of motor completely including disconnecting the cable connections and coupling of the motor removing the starter and rotor units, bearings complete, servicing the motor assembly including cleaning the carbon, greasing the bearings etc.and refitting the same after repairs including connecting up of the electric connections & testing complete all as specified by Engr-in-charge for the following capacities:- Note : (i) The rate considered is inclusive of tools and plants required for carrying out the repairs. (ii) The rate considered is inclusive of cost towards miscellaneous items such as cotton waste, grease and other consumables. (iii) The rate considered is inclusive of checking of alignment of pump with dial gauge after refitting. (iv) The rate considered are inclusive of transporting the motors to Wksp and back. (v) The cost of spares for pump considered separately under appropriate items here-in-after.

Motor capacity 100HP

Motor capacity 60HP

Motor capacity 50HP

Motor capacity 20HP

Motor capacity 15HP

Motor capacity 7.5HP

Motor capacity 5HP

Motor capacity 3HP

Motor capacity 1HP

Material & Labour for rewinding of electric motor starter or rotor after removing the burnt out winding wire completely, cleaning the slots of starter or rotor thoroughly and rewinding with same gauge, number of turns, weight of super enamelled copper winding wire complete including varnishing and heating all as specified and directed of the following sizes:

Electric motor, 3 phase 100 HP capacity

Electric motor, 3 phase 60 HP capacity

Electric motor, 3 phase 50 HP capacity

Electric motor 20 HP capacity

Electric motor 15 HP capacity

Submersible Electric motor 7.5 HP capacity

Electric motor 5 HP capacity

Electric motor 3 HP capacity

Electric motor of pressure pump 1 HP capacity

Supply only ball bearing/ roller bearing (Non drive end bearing) for the following electric motor. (Make: SKF/FAG/Rolon/NRB)

Electric motor, 3 phase 100 HP capacity

Electric motor, 3 phase 60 HP capacity

Electric motor, 3 phase 50 HP capacity

Electric motor 20 HP capacity

Electric motor 15 HP capacity

Electric submersible motor 7.5 HP capacity

Electric motor 5 HP capacity

Electric motor 3 HP capacity

Supply only ball bearing/ roller bearing (Drive end bearing) for the following electric motor. (Make: SKF/FAG/Rolon/NRB)

Electric motor, 3 phase 100 HP capacity

Electric motor, 3 phase 60 HP capacity

Electric motor, 3 phase 50 HP capacity

Electric motor 20 HP capacity

Electric motor 15 HP capacity

Electric Submersible motor 7.5 HP capacity

Electric motor 5 HP capacity

S&F rubber coupling high speed PHF 110 suitable for centrifugal pumpset

M & L for painting of pump set of capacity 15HP to 100HP, including connected starter inside pump house with two coats of anti corrosive synthetic enamel paint over a coat of red oxide primer as per existing colour after preparation of old painted surfaces complete all as specified and directed.

Testing of water for potability test by chemical and bacteriological from any Govt. laboratory such as PH value, Total dissolved solids, hardness as CaCOᶟ, Calcium, Magnesium, Chlorides, Sulphates, Nitrate, Alkalinity, Iron, Turbidity NTU, Mineral oil, Colur hazen units, Taste, Odour, Residual free Chlorine, Total Coliform per 100ml (Microbiologocal test) & E Coli per 100ml (Microbiological test) complete and report to be submitted to the department in triplicate in hard bound copy complete all as specified and as directed

S&F in repairs cast iron flanged type foot valve 200mm dia bore as per IS 4038 with Cast Iron strainer in two parts, mushroom valve gun metal seat and perforated CI/MS strainer complete all as specified and directed. (Make: Kirloskar (KBL)/L&T/Leader)

S&F in repairs cast iron flanged type foot valve 150mm dia bore as per IS 4038 with Cast Iron strainer in two parts, mushroom valve gun metal seat and perforated CI/MS strainer complete all as specified and directed. (Make: Kirloskar (KBL)/L&T/Leader)

S&F in repairs cast iron flanged type foot valve 100mm dia bore as per IS 4038 with Cast Iron strainer in two parts, mushroom valve gun metal seat and perforated CI/MS strainer complete all as specified and directed. (Make: Kirloskar (KBL)/L&T/Leader)

S&F in repair fully automatic star delta motor starter in sheet enclosure or fix type ML-03 suItable for 100 HP electric motor 3 phase, 440 volts and 50 HZ complete all as specified and directed. Make : BCH / Havells / L&T / Siemens / Crompton Greaves

S&F in repair fully automatic star delta motor starter in sheet enclosure or fix type ML-03 suItable for 60/50 HP electric motor 3 phase, 440 volts and 50 HZ complete all as specified and directed. Make : BCH / Havells / L&T / Siemens / Crompton Greaves

S&F in repair fully automatic star delta motor starter in sheet enclosure or fix type ML-03 suItable for 20/15 HP electric motor 3 phase, 440 volts and 50 HZ complete all as specified and directed. Make : BCH / Havells / L&T / Siemens / Crompton Greaves

S&F in repair MCCB AC 415 volts, 125 Amp rating, breaking capacity of 35 KA, 4 Pole, Conforming to IEC:60947-II / IS:13947-II) all as specified and directed (Make Havells cat No - IHLANF0125 or equivalent of L&T / Legrand / Schneider)

S&F in repair MCCB AC 415 volts, 200 Amp rating, breaking capacity of 35 KA, 4 Pole, Conforming to IEC:60947-II / IS:13947-II) all as specified and directed (Make Havells cat No - IHLFNF0200 or equivalent of L&T / Legrand / Schneider))

S&F in repair MCCB AC 415 volts, 250 Amp rating, breaking capacity of 35 KA, 4 Pole, Conforming to IEC:60947-II / IS:13947-II) all as specified and directed (Make Havells cat No - IHLFNF0250 or equivalent of L&T / Legrand / Schneider)

S&F in repair MCCB AC 415 volts, 630 Amp rating, breaking capacity of 36 KA, 4 Pole, Conforming to IEC:60947-II / IS:13947-II) all as specified and directed (Make Havells cat No - IHLLSEBF0630 or equivalent of L&T / Legrand / Schneider)

M&L for earthing complete with galvanized steel plate electrode 600 X 600 X 6 mm thick buried directely 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 GE earth strip of size 25 x 3mm as earthing lead by means of galvanized steel bolts,nuts check nuts and washers and other end connected with to Transformer, DG sets, Pannel board etc as directed including funnel, 20 mm 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 50 mm thick pre cast RCC 1:2:4 type B1 with 8mm dia cover slab set in CM (1:4) reinforcement with 8mm dia deformed bars @ 15 cm 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. (Note: GI Earthing strip upto 7.5m in lenght is deemed to be included in the unit rate. The Strip required beyond 7.5m shall be measured and paid for separately)

S&F 25 x 3mm aluminium strip in repair for earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. complete all as specified and directed.

M/S N JADUMANI SINGH

RK Enterprises

SHARMA ENTERPRISE

M/S PRADEEP CONSTRUCTION

M/S BIJOYA LAXMI ENTERPRISE

APPLE CONSTRUCTION