CLEANING OF OH TANK, UNDERGROUND SUMP AND RELATED CONNECTED WORKS AT AF STN PHALODI.

Amount

M & L for cleaning and desilting of RCC over head tank Capacity 0.50 Lac Gallons any depth by pumping out /removing liquid waste/sewage with, removing silt, sludge etc, sprinking bleaching powder on the silt to avoid bad smell including all precautionary and safety measures, such as safety belts, lighting arrangements, face mask etc and removing the same (silt, sludge & other waste material) in leak proof trucks covered with tarpoline to outside of MD land all as per existing rules and regulations of civil authorities and flushing the tank with fresh water etc complete all as specified and directed. Note :- (a) Cleaning and desiliting of RCC over head tank shall be carried in stages as under :- Stage-I :- Dewatering the tank with portable submerssible pump set flowable of 30000 Ltrs/Hrs. Stage-II :- Desilting and removal of left over dirty water and sludge with a special sludge removal pump. Stage-III :- Cleaning of wall, ceiling and floor by high pressure water jet with the help of German equipments which creates pressure of 80-120 bar. Stage-IV :- Removal of remaining sludge from the floor with the help of high pressured industrial vacuum cleaner. Stage-V :- Spraying of bio degradable, eco friendly antibactirial agent certified by NTC a government approved lab to disinfect the tank from all harmful pathogens. The doze utilized for safe as per the OECD Guidelines 423 adopted is as on 17 Dec 2001. Stage-VI :-Treatment of inside tank by exposing UV radiation to kill to further suspended or floating bacteria, write cleaning of tanks date with black enemel paint on white background. Stage-VII :- Removal of remianing sludge from the floor with the help of high pressured industrial vacuum cleaner. (b) All necessary equipment of machinery, T & P, transportation etc shall be arranged by contractor and quoted rate shall be deemed to included of the same.

All as per Item No 1.0 above but RCC over head tank Capacity 1.0 Lac Gallons

All as per item No 1.00 above but RCC covered Under Ground Sump (0.50 Lac Gallon Capacity) static water tank complete all as specified and directed.

All as per item No 1.00 above but RCC covered Under Ground Sump (1.50 Lac Gallon Capacity) static water tank complete all as specified and directed.

All as per item No 1.00 above but RCC covered Under Ground Clear Water Sump (5.0 Lac Gallon Capacity) static water tank complete all as specified and directed.

All as per item No 1.00 above but RCC covered Under Ground Sump (27.50 Lac Gallon Capacity) static water tank complete all as specified and directed.

M & L for taking out of submersible pump set of any capacity alongwith column pipe 80mm dia and cable from the bore well of encasing pipe 200 mm bore (length approx 170 mtr) after dismantling existing GI bend 80 mm bore from NRV and disconnecting submersible cable from starter complete all as specified and directed. Note :- The quoted rates shall be deemed to include for requisite T&P, equipments, transportation etc.

M & L for lowering down of submersible pump set of any capacity alongwith connected items such as column pipes & submersible cable (length approx 170 mtr) re-connecting, commissioning and testing complete all as specified and directed. Note :- The quoted rates shall be deemed to include for requisite T&P, equipments, transportation etc.

M & L for rewinding of 40 HP submersible pumps motor, electric driven 415 Volt, 50 Hz, 3 phase AC supply with PVC insulated, Super enamelled Copper winding wire of suitable/existing gauge, ISI marked, including all insulated material such as adhesive, insulating paper steeves, tape etc. and connected works for rewinding & including assembling and reassembling the motor complete all as specified and directed. Note :- The quoted rates shall be deemed to include dismantling, removal of old winding wire, cleaning of slots and reassembling complete. Make of winding wire :- Finolex, Havells and Polycab.

All as per item No 6.00 above but 30 HP capacity complete all as specified and directed.

All as per item No 6.00 above but 20 HP capacity complete all as specified and directed.

M & L for dismantling of 40 HP capacity submersible pump, multi stage examining for worn out/defective parts and renewal defective parts, cleaning properly, thereafter reassembling the pump, commissioning and testing complete all as specified and directed.

All as per item No 9.00 above but 30 HP capacity complete all as specified and directed.

All as per item No 9.00 above but 20 HP capacity complete all as specified and directed. Note for item Nos :- 9.00 & 11.00 :- (i) Parts to be replaced shall be measured and paid for separately as supply only here in after under relevant item here-in-after. (ii) The quoted rate shall be deemed to include for necessary T&P, equipment, transportation etc required to repair submersible motor of any capacity complete. (iii) Make of parts shall be as per original manufactrurer of submersible pump.

Supply only Upper and lower rubber housing bush, 3 phase, 50 Hz AC submersible motor of 40 HP capacity for replacement under item No. 9.00 (here-in-before) complete all as specified and directed.

All as per item No. 12.00 above but Stainless steel rotor sleeve complete all as specified and directed.

All as per item No. 12.00 above but Carbon thrust bearing complete set complete all as specified and directed.

All as per item No. 12.00 above but Upper and lower CI housing complete all as specified and directed.

Supply only Upper and lower rubber housing bush, 3 phase, 50 Hz AC submersible motor of 30 HP capacity for renewal under item No. 10.00 (here-in-before) complete all as specified and directed.

All as per item No. 16.00 above but Stainless steel rotor sleeve complete all as specified and directed.

All as per item No. 16.00 above but Carbon thrust bearing complete set complete all as specified and directed.

All as per item No. 16.00 above but Upper and lower CI housing complete all as specified and directed.

Supply only Upper and lower rubber housing bush, 3 phase, 50 Hz AC submersible motor of 20 HP capacity for renewal under item No. 11.00 (here-in-before) complete all as specified and directed.

All as per item No. 20.00 above but Stainless steel rotor sleeve complete all as specified and directed.

All as per item No. 20.00 above but Carbon thrust bearing complete set complete all as specified and directed.

All as per item No. 20.00 above but Upper and lower CI housing complete all as specified and directed.

Supply only rotor assembly for 40 HP capacity of submersible motor to match with existing make and size for renewal under item No. 9.00 (here-in-before) complete all as directed and specified

Supply only rotor assembly for 30 HP capacity of submersible motor to match with existing make and size for replacement under item No. 10.00 (here-in-before) complete all as directed and specified

Supply only rotor assembly for 20 HP capacity of submersible motor to match with existing make and size for replacement under item No. 11.00 (here -in-before) complete all as directed and specified

Supply only Half coupling stainless steel with key of multistage submersible pumps of capacity 20 HP, 30 HP or 40 HP for renewal under item Nos. 9.00, 10.00 & 11.00 (here-in-before) complete all as specified and directed.

All as per item No. 27.00 above but Discharge outlet CI complete all as specified and directed.

All ditto as per item No. 27.00 (here-in-before) but Stage casing CI complete all as specified and directed.

All as per item No. 27.00 above but Gun metal sand guard complete all as specified and directed.

All as per item No. 27.00 above but Gun metal impeller complete all as specified and directed.

All as per item No. 27.00 above but Gun metal neck ring complete all as specified and directed.

All as per item No. 27.00 above but Stainless steel distance bush complete all as specified and directed.

All as per item No. 27.00 above but CI suction housing complete all as specified and directed.

All as per item No. 27.00 above but Studs for suction housing complete all as specified and directed.

All as per item No. 27.00 above but Gun metal body bush complete all as specified and directed.

All as per item No. 27.00 above but Stainless steel connection piece (adaptor) complete all as specified and directed.

S & F in repair of Cosmic Star- Standard automatic star delta Submersible motor starter in steel sheet enclosure AC 3 phase, 415 Volts, 50 Hz type MUG with single phase preventer, dry run preventer, overload protection, reverese phase protection suitable for 50 HP submersible pump set (Contactor size 95 Amps, Overload Relay Range 55 to 70 Amps) complete all as specified and directed.

S & F in repair of Cosmic Star- Standard automatic star delta Submersible motor starter in steel sheet enclosure AC 3 phase, 415 Volts, 50 Hz type MUG with single phase preventer, dry run preventer, overload protection, reverese phase protection suitable for 40 HP submersible pump set (Contactor size 65Amps, Overload Relay Range 37 to 50 Amps) complete all as specified and directed.

Material and labour for construction of valve pit chamber in stone masonry built in CM (1:6) of size 1200mm x 1200mm x1000mm (internal dimension) with precast cement concrete block of PCC 1:4:8 type D-2 using 40mm graded stone aggregate and 15mm thick rendering in CM 1:6 on internal and exposed external surfaces including 40 x 40 x6 mm mild steel angle iron frame and 3mm thick MS sheet cover with locking arrangement and 1No. 50mm size 4 lever lock with triplicate keys including painting to steel and iron surfaces with two coats of black bituminous paint over a coat of red oxide primer complete all as specified and directed.

S & F in repair of 3 pole power contactor 65 Amps with AC coil, AC 3 duty rating at 415 Volts, 50Hz and Coil Voltage (*) as specified at site of motor starter complete all as specified and directed.

S & F in repair of 3 pole power contactor 40 Amps with AC coil, AC 3 duty rating at 415 Volts, 50Hz and Coil Voltage (*) as specified at site of motor starter complete all as specified and directed.

S & F in repair of 3 pole power contractor 40 Amp but Pneumatic Timer block on delay 10-180S complete all as specified and directed. Make- Havells, Schneider, C&S, L&T

S & F in repair of thermal Overload Relay (Auto/Manual Reset) range 55 to 70 Amps complete all as specified and directed. Make- Havells, Schneider, C&S, L&T

M & L in repair of MCCB 4 pole 160 Amps thermal adjustable setting 0.7 to 1.0 ln, magnetic fixed setting at 10.0 ln, breaking capacity 25 KA, AC, 415 Volt and conforming to IEC:60947-II/ IS : 13947-II complete all as specified and directed.

M & L in repair of MCCB 4 Pole, 100 Amps, thermal adjustable setting 0.7 to 1ln, magnetic fixed setting at 10ln breaking capacity, 25 KA, AC, 415 Volt and conforming to IEC:60947-II/IS : 13947-II complete all as specified and directed.

S & F in repair of rubber gasket at both ends of flanged column suitable for GI column pipe of 80mm dia complete all as specified and directed.

M & L in repair of nut and bolt with washer, heavy grade suitable for GI flanged column pipes of 80mm dia complete all as specified and directed.

M & L in repair of GI column pipe 6 meters length, medium grade, 80mm bore dia with welded flages at both ends and including dismantling holes/spot in flange complete all as specified and directed.

S & F in repair of submersible cable water proof of size 3 core 10 Sqmm PVC Insulated and PVC sheathed, Flat, LT 1100 Volts grade with copper conductor including jointing and lowering in tube well with column pipe for star delta connection of pump set complete all as specified and directed.

M & L for rewinding the Electric motor pump set of 40 HP Capacity including disconnecting electric and earth connections, decoupling motor and centrifugal pump, removing foundation bolts and nuts and removing the motor from its existing position of following Capacity, 3 phase, 415 Volts of any make and taking out to civil workshop for carrying out repairs/ rewinding as under complete all as specified and directed:- (a) Removing the split case/body cover of motor, separate starter/rotor and cutting the complete burnt/defective winding. (b) Cleaning the stater body complete by rubbing sand paper and remove all carbon. (c) Insert insulation material such as insulating paper sleeves. (d) Rewinding the stator with existing size and guage of Super enamelled Copper winding wire, varnishing and heating up at desired temp for achieving the particular Ohm resistance. (e) Clean the rotor and assembling in motor. (f) Opening of the centrifugal pump, grinding of the shaft, changing the bushes, gland packing and the bearings complete with oiling, greasing etc. (g) Connection/coupling the motor with pump & connect all earth/electric connections, foundations nut bolts at its original position and testing on load complete. (h) Painting of the pump set & its foundation with two coat of synthetic enamel paint after preparation of surfaces complete. (j) The quoted rates shall also be deemed to included deassembling and reassembling the motor & pump after rewinding/repair, T & P, equipments, transportation etc complete. (k) Make of parts shall be as per original manufactrurer of electric motor. (l) Make of wiring wire :- Finolex/ Havells / Polycab.

All as per Item No 51 above but Electric motor pump set of 10 to 20 HP Capacity

All as per Item No 51 above but Electric motor pump set of 5 to 7.5 HP Capacity

M & L in repair of clip joint (standard) with rubber packing to stop the water line leakage upto 80 mm dia GI pipe line complete all as specified and directed.

M & L in repair of clip joint (standard) with rubber packing to stop the water line leakage upto 100 to 250 mm dia CI pipe line complete all as specified and directed.

Taking up or down 50mm bore dia steel tubing and connections including cleaning for refixing or removal complete all as specified and directed. Note :- Excavation and earthwork shall be measured and paid separately under respective items.

Taking up or down 80mm bore dia steel tubing and connections including cleaning for refixing or removal complete all as specified and directed. Note :- Excavation and earthwork shall be measured and paid separately under respective items.

S & F in repair of RO membrane suitable for discharge 2.5 Cum/Hr capacity RO plant (model 4040), including connected accessories complete all as specified and directed. Make :- Torrey/Hydronatics.

S & F in repair of RO membrane suitable for discharge 3 Cum/Hr capacity, Spiral type, MOC - Celluluse Polyamide, filteration grade - 90-98% salt rejection, Make/Model : Torrey Japan/8040 including connected accessories complete all as specified and directed.

S & F 50mm bore dia steel water tubing, galvanized, medium grade, including with all fittings such as GI, sockets, elbow, bends, tees, union etc, laid in trenches and connecting to water supply line and testing complete all as specified and directed.

S & F 80mm bore dia steel water tubing, galvanized, medium grade, including with all fittings such as GI, sockets, elbow, bends, tees, union etc, laid in trenches and connecting to water supply line and testing complete all as specified and directed.

M & L in repair of gun metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe, heavy duty with ISI marked and fixed of size 25mm bore dia complete all as specified and directed.

M & L in repair of gun metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe, heavy duty with ISI marked and fixed of size 40mm bore dia complete all as specified and directed.

M & L in repair of gun metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe, heavy duty with ISI marked and fixed of size 50mm bore dia complete all as specified and directed.

M & L in repair of gun metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe, heavy duty with ISI marked and fixed of size 80mm bore dia complete all as specified and directed.

M & L for repair and servicing, testing of Chemical dosing (Metering) Pump electromagnet type with suction & discharge tubing, Spring loaded anti siphon valve, foot valve and replacement of broken storage tank 100ltr capacity etc complete all as specified and directed.

M & L in repair of Mechanical (Analog) stainless steel Water level indicator/gauge with guide wire (Float and Board level Gauge) for concrete OHT of capacity up to 1.0 LG. Over head tank Stage height- from ground level - is 18.0 meters approx and tank height from stage to tip of upper doom is 7.0 meters maximum. Should have Float and board level indicator, dust proof weather proof die cast aluminium pulley housing, Guide Spring Housing, SS bush bearing for smooth rotation of pulley, pointer cradle with nylon rollers (minimum 06 numbers) and adjustable brackets, Non corroding aluminium board powder coated having width minimum 150mm white back ground with controlled cross section geometry and a wide pointed scale with prominent multi colour marking and radium number of meter scale, Rope protection pipe, MS pulley and pulley pin, Switch alarm (adjustable) micro switch, Indicator should have slack float with large diameter for higher accuracy. Note: (i) The level of water inside the tank should directly be shown by the pointer rolling on the scale board. (ii) Water drenched parts should be made of Stainless steel and should have IP66 Standard enclosure. Make: Petrotech, Kabir Instruments, Nishka.

M & L in repair of Mechanical (Analog) stainless steel Float and Dial Water level indicator/gauge with top mounted float and dial for concrete UG sump of capacity up to 30 LG. Under Ground Sump depth is up to 7.0 meters maximum. Consists of Float , SS wire rope, Rope Drum, dust proof weather proof IP66 enclosed Constant Torque Spring Mechanism, Rope protection pipe, Switch alarm (adjustable) micro switch, Dial Indicator should be white powder coated with bright coloured graduations in IP66 standard enclosure and have display of large diameter for better visibility & higher accuracy +/- 5mm complete all as specified and directed. Note: The level of water inside the tank should directly be shown by the pointer moving on the scale of Dial gauge. Make: Petrotech, Kabir Instruments, Nishka.

Excavation in trenches, n exc 1.5 m wide and n exc 1.5 m in depth (or n exc 10 Sqm on plan and n exc 1.5 m in depth) & getting out, for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes or for laying underground cable, pipe lines etc. in soft/ loose soil, complete all as specified and directed.

Excavation in trenches, n exc 1.5 m wide and n exc 1.5 m in depth (or n exc 10 Sqm on plan and n exc 1.5 m in depth) & getting out, for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes or for laying underground cable, pipe lines etc. in hard/dence soil, complete all as specified and directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cms thick in soft / loose or hard/dence soil complete all as specified and directed.

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

M/S SOLANKI GENERAL SUPPLIERS

KRISHNA CONSTRUCTION COMPANY

BHARAT CONSTRUCTION AND SERVICES

M/S HARIOM CONSTRUCTION COMPANY