CWE KOTA/ALW-37 OF 2020-21 SPECIAL REPAIR/REPLACEMENT OF BER EQUIPMENTS AT ITARANA AND CITY AREA ALWAR

Amount

Taking down only submersible pump set of any make, any type & any capacity from the bore well including column pipe & cable by mechanical means/ mannually and testing, complete all as specified and directed.

Excavation in trenches, n exc 1.5 m wide and n exc 1.5 m in depth for foundation, etc. for laying underground cable, pipes etc and getting out in soft/ loose soil, complete all as specified & directed.

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

Removing excavated surplus material (Soils) 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.

Supply, installation, testing and commissioning submersible pump set electric driven, 3 Phase, 415 volt, 50 Hz having head not less than 173 metre 16 stage, 12.5 HP capacity complete, all as specified and directed. Make : Cat Part No. CORACHROM150-17/16 of KSB or equivalent of Make Kirloskar / Crompton Greaves. Material for Construction:-impeller: Stainless steel, Diffusor : Stainless steel, Diffuser casing : Stainless Steel, Shaft :Stainless steel, Bearing Sleeve : High Crome Stainless steel. Note;- Any minor spares/ addition/ alteration of pump deemed included in quoted rates.

Supply, installation, testing and commissioning submersible pump set electric driven, 3 Phase, 415 volt, 50 Hz having head not less than 156 metre head 13 stage not less than 10 HP complete, all as specified and directed. Make : Cat Part No. CORACHROM150-17/13 of KSB or equivalent of Make Kirloskar / Crompton Greaves. Material for Construction:-impeller: Stainless steel, Diffusor : Stainless steel, Diffuser casing : Stainless Steel, Shaft :Stainless steel, Bearing Sleeve : High Crome Stainless steel. Note;- Any minor spares/ addition/ alteration of pump deemed included in quoted rates.

Supply, installation, testing and commissioning of Monoblock pump set suitable fpr 415V, 3 phase, system having capacity of of 5 HP having head not less than 24 meter complete, all as specified & directed. Make : Cat Part No. Ultra 205-3025PN of KSB or equivalent of Make Kirloskar/ Crompton.

M&L for PCC 1:4:8 type D2 (using 40 mm graded stone aggregate) as in foundations, coping, filling etc. 150 mm as in sub base surfaces, complete all as specified and directed.

Taking out existing unserviceable column pipe of 50mm bore including old unserviceable submersible pump sets from unserviceable bore well and M & L for 50 mm bore GI, medium grade, column pipe (Length of each pipe shall not exceed 6 metre), with flanged joints, flanges of pipe duly fitted with proper size GI nut, bolts & rubber gasket etc as required at site suspended in deep well complete with slotted clamps of required size at regular intervals for holding submersible cable all as required for completion of work complete all as specified & directed. Note : Rate quoted shall deemed to include for arrangement of all T & P required for Taking out/dismantling of column pipe and detaching submersible pump sets.

Taking out old unserviceable flat submersible cable of any size from bore well to starter panel and S & F 10 sqmm multistranded copper conductor 3 core ,PVC insulated and sheathed 1100 volts grade flat submersible cable, fixed to column pipes with suitable clamps and jointing material complete all as specified and directed. Note :- (a) Submersible cable shall pass through GI pipe from starter panel board to submersible pump. (b) GI protection pipe shall be measured and paid for separately under respective item of the BOQ.

Supply only calcium Hypochioride, 65% to 70% chlorine content (granular/ Tablet form), complete all as specified and directed. Make:- Brand 'Puri Chlor' of M/s Rayalaseema Hi- Strength Hypo Ltd. or equivalent as specified in Appendix 'D'. Note:- Necessary approval for the product/ Make be submitted by the contractor.

"M&L for Galvanized iron tubing, 40mm bore light grade, ISI marked, including all fittings and laid in trenches/under road/drains, fixed to poles/walls with required size of flat iron (25mmx3mm) clamps, bolts, nuts and washers for protection of LT electric cable complete all as specified and directed.

Taking out old unserviceable non return valve of any size from borewell and Supply, install, connecting and testing of cast iron body non return valve, 80mm bore (as per IS 5312), heavy duty, double flanged, ISI marked including jointing materials i.e rubber gaskets, nuts, bolts etc for submersible pump complete all as specified and directed. Make:- Kirloskar/Upadhayay/Leader

Taking out old unserviceable sluice valve of any size from bore well and Supply, install, connecting and testing of sluice valve, 80mm dia bore, class PN- 1.6, double flanged with CI body, wheel and brass spindle and nuts etc., non rising type IS- 14846 marked including jointing materials i.e. rubber gaskets, nuts, bolts etc. complete all as specified and directed. Make:- Kirloskar/Upadhayay/Leader

S & F fully automatic star delta starter for submersible pump, in sheet enclosure, suitable for upto 12.5 HP, pump set, AC-3 Duty, 50 Hz, 415 Volt, 3 Phase, 18-25 Amp relay range & testing, complete all as specified and directed. Make:- BE3-SPSDDX254 322 or equivalent of GE/ English Electric/ HPL/ Schneider/Legrand/ L&T/ Havells/ Standard/ MDS/ Siemens/ Crompton Greaves/ ABB.

S & F DOL starter for submersible pump, in sheet enclosure, suitable for upto 5 HP, pump set, AC-3 Duty, 50 Hz, 415 Volt, 3 Phase, 7-10 Amp relay range & testing, complete all as specified and directed. Make:- BE1-SPSSDX2014 314 or equivalent of GE/ English Electric/ HPL/ Schneider/Legrand/ L&T/ Havells/ Standard/ MDS/ Siemens/ Crompton Greaves/ ABB.

Supplying, Fixing/laying, jointing, testing and commisioning of size 50 Sqmm 3.5 core LT under ground cable, XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cable (heavy duty) with multistranded aluminum conductors, 1100 Volt grade, laid in trenches / ducts / encased in GI pipe / fixed to pole/wall complete all as specified and directed Note :- Exacavation and earth work, GI pipe for laying of cable, sand cushioning, cable protection cover shall be measured and paid seprately under respective items of the BOQ.

M & L for brick work with FLY ASH BRICKS {As per IS-13757 (1993) burnt clay fly ash building bricks}, (OLD SIZE BRICKS) with width equal to the length of the brick laid dry & flat abutted with each other with gap between adjacent bricks not exc 10 mm over UG cable for protection, complete, all as specified & directed.

M & L sand cushioning for under ground cable 23cm thick (one layer of 8cm thickness before laying the cable and other layer of 15cm thickness after laying the cable) all as directed. (NOTE- Thickness after punning shall be considered for payment.)

Supply and installed testing and commissioning of granular chlorination dosing pump high pressure single head gear motored, adjustable Chlorine Dozing pump having output of 2 US GPD to 40 US GPD and adjustable pressured upto 100 PSI (7 kg. sqcm) with accessories including lead, tubing connection nuts, injection check valve, clay weight and ferruls and 100 ltrs FRP tank with lid and level guage alongwith arigator and shaft blade in plastic mounted on tank the agiator motor must posses following specifications:- (a) Preparation Tank 300 ltrs :- VST-1005:- FRP dosing tank of capacity 100 ltrs, consist of:- (i) Water inlet line. (ii) Outlet with stainer (iii) Drain (iv) Over Flow (v) Cubical motor with sludge disposal. (vi) Port whole with cover. (vii) Level Guage (viii) Agitator 120 watts 900 RPM 1 phase flange mounted motor with plastic shaft and impeller. (b) Service Tank (100 ltrs):- (i) Water inlet. (ii) Dosing pump mounted provision on lid/wall. (iii) Drain. (iv) Over Flow. (v) Level guage. (vi) Inspection port Note:- (i) Pipe required for connection from sump to chloronome plant of approved size recommended by manufacturer included in quoted rates. (ii) Point wiring for 5/15 Amps socket with multistranded copper conductor FRLS type of chloronome plant included in quoted rates. Make:- Aquafit/Declibec or any other make approved by Engr-in-charge till the last date of bid submission.

M & L for earthing complete with galvanized steel earth plate 60 cm X 60 cm X 6 mm thick buried vertically in ground to depth not less than 2.25 metres deep below ground level, with top edge of earth plate not less than 1.5 m below ground level, connected to galvanized strip 25x4mm earth lead by means of bolts, nuts, check nuts and washers of galvanized iron or steel besides welding at all joints as shown in drawing and including excavation and earth work, GI pipe light grade 40mm bore for protection of strip and connected to continous earth lead on pole/test point, supplying and laying charcoal dust common salt PCC 1:2:4 type B1, chamber and MS angle iron frame 40x40x3mm and RCC cover 40mm thick (1:2:4) type B1 using 20mm graded stone aggregate reinforced with 6mm dia round bars @ 75mm C/C both ways with MS handle 12mm dia, PGI funnel and wire mesh, 20mm dia GI pipe medium grade for watering all as shown in electrical plate No 3 on srl page No 497 of SSR Part I (2009) drawing and connection to earth test point including testing complete all as specified and directed. Note : (i) The cost of earth lead /strip and GI pipe for protection of earth lead/strip upto 7.5m is included in the quoted rate. (ii) The cost of excavation, earth work is included in the quoted rate.

M/s Yash Electrical and Maintenance

DEMROT ELECTRICAL WORKS

M/s S Amarjit Singh