REPAIR REPLACEMENT AND MAINTENANCE OF VALVE CHAMBER MOTOR/PUMP SETS LT PANEL STARTER WATER DISTRIBUTION LINE AND ATTENDING EMERGENCY BREAKDOWN TO DISTRIBUTION LINE AT DOLPHIN HILLS UNDER AGE E/M II OF GE UTILITY II VISAKHAPATNAM

Amount

Excavation in trenches n.exc 1.5 mtr wide and n.exc 1.5 mtr depth for laying of cables / pipes etc and getting out in soft / loose soil. complete all as specified.

Returning, filling in including spreading levelling watering and well ramming in layers not exc 25 cm in any type of soil.

Removing excavated material to a distance n.exc 50 mtr and depositing where directed at a level n.exc 1.5 mtr above the starting point all as directed.

Supply, install, testing and commissioning in replacement of 300 mm dia MS ERW pipe with flanged ends, medium grade in any length laid on existing suitable PCC Pillar supports, clamps, bolts and nuts or under trench including necessary Tees, elbows, flanges, including cutting etc all as directed and specified by Engineer-in-charge.

All as per above item No 4 but of 250 mm dia

All as per above item No 4 but of 200 mm dia.

All as per above item No 4 but of 150 mm dia.

All as per above item No 4 but of 100 mm dia.

All as per above item No 4 but of 80 mm dia.

S&F GI tubing, medium grade with all fittings, complete fixed to wall and ceilings or laid in floors/trenches for the following sizes complete including taking up existing unserviceable pipe all as specified and directed by Engineer-in-Charge.

20mm dia bore

25mm dia bore

40mm dia bore

50mm dia bore

65 mm dia bore

80mm dia bore

Supply and replace gun metal gate valve, with iron wheel head, screwed both ends, Class-II conforming to IS-9338 and fixed complete of the following sizes :-

20mm dia bore

25mm dia bore

40mm dia bore

50mm dia bore

80mm dia bore

Dismantling the existing unserviceable Sluice Valve complete and S & F cast iron sluice valve flanges and drilled type PN-1.6 brass spindle/stainless steel, non rising stem type as per IS -14846 including hand wheel, bolts, nuts and jointing materials complete of the following sizes.

80 mm dia

100 mm dia.

150 mm dia.

200 mm dia.

300 mm dia

S & F new cast iron foot valve flanged ends and ball Type as per IS-4038 with necessary bolt and nuts etc complete all as directed including taking down unserviceable foot valve of following type

80mm dia

100 mm dia

150 mm dia

200 mm dia

Supply & Replace Float valves high pressure of PTMT with epoxy coated Aluminium rod & screwed for iron pipe of size 20 mm bore with Minimum weight 2 1 0 gms complete all as specified.and as directed Make: Prayag or equivalent

Supply & Replace Float valves high pressure of PTMT with epoxy coated Aluminium rod & screwed for iron pipe of size 25 mm bore with Minimum weight 455gms . complete all as specified.and as directed Make: Prayag or equivalent

Supply & Replace Float valves high pressure of PTMT with epoxy coated Aluminium rod & screwed for iron pipe of size 40 mm bore with Minimum weigh 40mm - 690 gms) complete all as specified.and as directed Make: Prayag or equivalent

M & L for servicing of LT panels of any size by complete cleaning of panel and bus bar at chamber with CTC solution, and welding the door using arc welding and fixing of hinges and necessary nut and bolts, washers and made it completely functional for open/close including painting of panel by spraying in two coats of epoxy based paint over a coat of red oxide primer with a colour as directed by Eng in charge after cleaning of rusty panel surface of both inside/outside by enmery paper and necessary preparation of smooth surface suitable for painting and ncl checking of incoming and out going connections , Re-fixing of existing ACBs & MCCBs, testing & commissioniong and connected PCC & Frame works, rewiring of control and power wiring with suitable size of FRLS cable but not less than 1.5 sqmm, replaceing of various unserviciable ON/OFF switches, lugs etc making the panel fully functional Complete all as specified and as directed.

Material and labour for cleaning of RCC equilisation tank of approx size 5.5 m x 6.0 m x 5.74 m at 'L' Sector STP by bailing out the accumulated raw water at the bottom and removing the complete silt/sludge/dirt from the tank and dispositing away exc 1.5 KM and n.exc 5.0 KM from site as directed, scrapping the tank inner walls and bottom with wire brush and cleaning the tank inner walls and bottom with the bleaching powder slurry completely including applying one coat of white wash to entire tank externally complete all as directed by Engineer-in-Charge. Note: (a) The rate deemed to be inclusive of T&P and transportation required for disposal of sludge/dirt away from the site. (b) The cleaning of tank shall be performed as per manufacturers recommendations.

All as per SL item No.18 above but STP at 'M' sector.

All as per SL item No.18 above but STP at 'E' sector of approx size 12.7 metre dia and 2.0 metre height.

All as per SL item No.18 above but RCC treated water tank of approx size 5x6x3.5 metre at 'L' Sector STP

All as per SL item No.18 above but RCC treated water tank of approx size 5x6x3.5 metre at 'M' Sector STP

All as per SL item No.18 above but RCC treated water tank of approx size 12.7 metre dia and 2.0 metre height at 'E' Sector STP

M & L for carrying out chemical analysis (BOD/COD) test of treated sewer water of STP at 'L' , 'M' & 'E' sectors from Govt authorised laboratory all as per CPCB Norms complete all as directed by Engineer-in-charge. Note : The rate quoted is deemed to be inclusive of testing and collection of water samples in sealed PVC container at STPs.

Removing old filter media complete of size 1/8 to 1/16, 1/16 to 1/32 inch sizes complete in layers of sludge drying beds of size 4 x 2.50 x 1.4 m, scraping the internal surfaces of sludge drying beds with wire brush,and cleaning with bleaching powder slurry, cleaning with fresh water including applying one coat of white wash on external surface of sludge drying bed and re-filling up with new filter media in layers all as per manufacturers recommendations / existing including testing and commissioning etc., complete all as directed. Note: New filter media will be measured and paid separately under relevant item of BOQ

Supply only aggregate filter media for STP (as per existing) complete of size 1/8 to 1/16, 1/16 to 1/32 inch size complete in layers as per existing complete all as specified and as directed.

M&L for maintenance of diesel Engine connected with DG Set 62.5 KVA for 'B' check as per recomendation of manufacturers instructions including replacement of filters, accessories like fuel filter with ring, Air filter and ring , super bypass filter element , 'O' Ring seal, Oil filter and engine Oil complete all as specified and directed by Engr-in-charge.

Supply, fixing, testing connecting of Kinetic air release valve of size 80 mm dia with 2 air outlet kinetic design with isolating valve as per IS 14845 including dismantling of unserviceable air release valve on 150 to 300 mm dia ci/di pipeline all as specified and as directed

All as per item No.28 but 50 mm dia bore

Supply and replace 80 mm bore CI non return valve with by pass arrangement with necessary rubber gasket, nuts, bolts, and washers etc., complete all as specified and directed.

All as per SL item No.30 above but of 100 mm dia

All as per SL item No.30 above but of 150 mm dia

All as per SL item No.30 above but of 200 mm dia

Dismantling old valve chamber and M&L for masonary valve chamber with internal diamensions of 1.2 x 1.2 x 1.2 M including necessary excavation and earth work in any type of soil ,100 mm thick PCC (1:4:8) type D2 foundation, brick work in CM (1:6) plastering internal sufaces completely and external surfaces upto 150 mm below ground level, 15 mm thick in CM (1:4) 50 mm thick (1:3:6) Type C1 coping, 50x50x6 mm angle iron with 5 mm thick MS sheet cover complete with handle, locking arrangement including painting steel and iron surfaces with two coats of synthetic enamel paint over a coat of zinc primer complete as directed by Engineer-in-Charge

All as per item No 34 above but of size .9x.9x.9 M (Internal dimensions)

All as per item No. 34 above but of size 600x600x600 mm (internal dimensions)

M & L for repair to valve chamber of any size as in cleaning/removing debris, mud etc along with normal repaires to its existing structure as brick work in CM (1:6), 100 mm thick PCC (1:4:8) type D2 foundation, plastering internal sufaces where required and external surfaces upto 150 mm below ground level, 15 mm thick in CM (1:4) 50 mm thick (1:3:6) Type C1 coping, complete including white washing the valve chamber. complete as directed by Engineer-in-Charge

M&L for structural steel work such as beams, angles, channels, flats etc., bent to shape and MS sheet for chamber covers including nuts, bolts and necessary complete all as directed by Engr-in-charge.

Disconnecting the delivery pipe line and electric connections of submersible pump set of capacity of 2 to 5 HP and lifting and removing it from its position along with pipes and fittings carefully with the help of required T&P and transporting the same to the work shop for repair / servicing and lowering and refixing the same in its original position including connecting up of water and electric connections including testing and commissioning complete all as specified.

M&L for rewinding the submersible motor PVC insulated copper conductor of same gauge and same number of turns as that of existing including tieing the winding and connecting the coils and bringing the connections as that of existing complete all as specified for submersible motor of 2.0 to 5 HP capacity

M&L for rewinding sewage submersible motor PVC insulated copper conductor of same gauge and same number of turns as that of existing including tieing the winding and connecting the coils and bringing the connections as that of existing complete all as specified for submersible motor of 12.5 HP capacity

All as per Sl Item no 41 above but submersible motor of 25 HP capacity.

Opening the submersible pump set of 25 HP for inspection, repairs and reassembling the pump and motor as per the original assembly after repairs / replacing the worn out unserviceable parts with new parts as ordered, including cleaning replacing the minor items like packing bolts, nuts washers and MS clamps etc and applying one coat of approved hammertene spray paint on exposed steel surface, making the pump and motor fully serviceable including lathework etc and testing the same for satisfactory operation on its full load all as specified and directed by Engineer - in - Charge. Note: The rate is inclusive of spares required for replacement such as Thurst bearing set, Stage casing, Impeller etc..

Supply and fixing of Submercible copper cable of size three phase 4 sqmm all as specified and directed

Supply and fixing of Submercible copper cable of size three phase 16 sqmm all as specified and directed

Repair/servicing of monoblock pump set of 3 HP to7. 5 HP complete including strip opening and reassembling the pump and motor as per the original assembly after repairs / replacing the worn out unserviceable parts, remetalling the wornout shaft including lathe work, replacing the wornout bearings, gland packing bolts, nuts washers, water seal etc, incl varnishing the motor windings and applying one coat of approved synthetic paint on exposed steel surface, making the pump and motor fully serviceable and testing the same for satisfactory operation on its full load all as specified and directed by Engineer - in - Charge.

Repair/servicing of monoblock/cntrifugal pump set of 10 HP to 25 HP complete including strip opening and reassembling the pump and motor as per the original assembly after repairs / replacing the worn out unserviceable parts, remetalling the wornout shaft including lathe work, replacing the wornout bearings, gland packing bolts, nuts washers, water seal etc, incl varnishing the motor windings and applying one coat of approved synthetic paint on exposed steel surface, making the pump and motor fully serviceable and testing the same for satisfactory operation on its full load all as specified and directed by Engineer - in - Charge.

M & L for dismantling of motor of following capacities pumpset from installed position after disconnecting the coupling and electric connections and transporting the motor to the work shop, strip opening of the motor complete incl dismanlting stator, rotor assembly and cleaning the complete assemblies by taking out perished glass sleeve of connecting leads from common termination to terminal block,and washing with carbon tetra chloride, decarbonising and cleaning the rotor with CTC solution. Replacing the glass sleeve of connecting leads from common termination to terminal block, binding the loose coils with binding cloth, varnishing the coils complete and applyng bectol on the excitor coils, stator coils and heating complete, reassembling the unit and testing with megger for insualtion value and re-assembling, aligning with pump, re-inserting shims where necessary, refixing with coupling, tightening with torque wrench to required level, re-connecting the electric cable etc and check for drawing current testing, commissioning etc all as directed by Engineer-in-Charge.

30 HP to 50 HP

10 HP to 25 HP

5 HP to 7.5 HP

M & L for dismantling the pump of following capacity, checking the worn out parts like impeller, shaft, stuffing box, shaft sleeve using Micrometer and transporting to workshop for repairs, check for condition of bearings, removing scales from impeller and pump housing, building the worn out metal of transmission shaft to required level, machining to the required size on lathe machine, grinding and finishing to match the sleeve, and fixing into the housing, re-assembling, transport back to the installation, installing in position, check for alignment with dial gauge, inserting shims where necessary, refixing with coupling, tightening with torque wrench to required level, re-connecting the flanged pipe connections of suction/ delivery including replacement of rubber insertion etc complete, all as directed by Engineer-in-Charge.

NOTE :- Cost of Spares such as shaft, ball bearing, metal coupling and gland packing etc is included in above coated rate.

90 HP to 125 HP

30 HP to 50 HP

10 HP to 25 HP

5 HP to 7.5 HP

M&L for dismantling the defective induction motor of any capacity/make/class of insulation from foundation bed, duly coupled with pump/compressor, trasnporting to workshop removing burnt out widing from stator/rotor, rewinding with suitable gauge of super enamelled copper wire of approved make and replacing DE /NDE bearings, insulation materials, varnishing , heating etc complete, re-assembling, testing and commissioning of following capacity motors all as directed. Note : The cost of repair is inclusive of cost of DE/NDE bearing Terminal block, Bearings of motor etc

30 HP to 50 HP

10 HP to 25 HP

5 HP to 7.5 HP

M & L for renewal of rubber bush coupling for the following capacities of pumpsets complete all as directed:-

30 HP to 50 HP

10 HP to 25 HP

5 HP to 7.5 HP

M & L for repairs to pump shaft of any make with necessary metal filling and machining suitable for the following capacity of pump sets

30 HP to 50 HP

10 HP to 25 HP

5 HP to 7.5 HP

S & F GM brass impeller suitable for centrifugal / mono block pumps for the following capacities :

30 HP to 50 HP

10 HP to 25 HP

Supply and fix fully automatic star delta starter suitable for AC 415 Volts, 50 Hz, 3 Phase motor out put at 5 to 15 HP of relay range 9-15 Amps capacity electric motor including removing the old unserviceable starter from the panel complete all as directed.

Supply and fix fully automatic star delta starter suitable for AC 415 Volts, 50 Hz, 3 Phase motor out put at 20 to 25 HP of relay range 14-23 Amps capacity electric motor including removing the old unserviceable starter from the panel complete all as directed.

Supply and lay PVC insulated PVC sheathed cable wire armoured, electric control cables (heavy duty) with stranded copper conductor of size 16 Sqmm 4 core

All as per Sl. Item No. 56 above but 10 Sqmm 4 core.

Dismantling the unserviceable changeover switch and Supply and fix ON- LOAD change over switch advance neutral front handle with enclosure, operated panel mounting type 415 V 50 Hz, confirm of cap 100/150 Amps in the existing panel.

All as per item No 58 above but of capacity 200/250 Amps.

S&F in repairs MCCB 4 Pole, fixed type 415 V, 25 to 100 Amps with breaking capacity 16 KA

S&F in repairs MCCB 3 Pole, 415 V, adjustable type, 160 Amps with breaking capacity 36 KA

S&F in repairs MCCB 4 Pole, 415 V, adjustable type, 200 Amps with breaking capacity 36 KA

S&F in repairs MCCB 4 Pole, 415 V, adjustable type, 250 Amps with breaking capacity 36 KA

Dismantling the existing unserviceable LT UG cable and Supply & lay LT UG cable XLPE insulated and armoured, with aluminium conductor, LT 1100 Volts grade of size:

25 Sqmm 3 1/2 core

35 sqmm 3 1/2 core.

70 sqmm 3 1/2 core.

95 sqmm 3 1/2 core.

120 sqmm 3½ core.

Note: 1. Exacavation, earth work, sand, bricks and PCC will be measured and paid under relevant items.

Supply and fix cable jointing kit for 1.1 KV grade cable for straight through joint complete with Jointing material heat Shrink type and accessories suitable for 3 ½ / 4 core XLPE, armoured, Al conductor cable of size 25 to 50 sqmm,Indoor/Outdoor type

All as per item no. 65 above but of size 70 to 150 sq mm

All as per item no. 65 above but of size 185 to 300 sq mm

Supply and spread river sand to required width at bottom and top for cable cushioning all as directed by Engr-in-Charge. Note: Punned thickness shall only be measured and paid.

Supply and lay burnt bricks of class 'B' laid dry across in trenches for cable protection. Complete all as directed by Engr-in-Charge.

M&L for PCC 1:4:8 type D2 using 40mm graded stone aggregate as in foundation/road crossing complete all as specified and directed

M & L for preparation of old painted steel surfaces of any description not otherwise described. Over 10 cm width or girth and applying two coats of synthetic enamel paint complete all as directed.

M & L for jungal cleaning across the pipe lines and including site clearence, cutting and cleaning of branches / bushes / plants / grass obstructing the pipe lines / valves / chambers / sumps / OHTs on either sides and water supply Installation area including disposal of materials up to a distance not exceeding 50 m complete all as specified and directed by Engr-in-Charge.

Servicing/maintenance of dial type water level indicator by replacing wornout central movement plate, counter weight, centre diving wheels etc., and applying two coats of synthetic enamel paint over a coat of primer complete all as specified and as directed.

Supply and fixing in repairs water level indicator, 36" dia as per IS and including numbering with radium stickering heavy duty float, counter weight heavy duty driving gear nylon wire fitted in all in GI housing, cutting the RCC slab and making good the slab, painting the exposed surface with two coats of synthetic enamel over a coat of red oxide primer complete all as specified and directed by Engr-in-Charge.

M & L for Earthing complete with galvanized earth plate electrode 600 x 600 x 6 mm buried directly in ground vertically to a depth of not less than 2.25 mtr below ground level connected to galvanised iron strip 32x6mm dia means of nut, bolts and washers made out of galvanized iron mild steel and 40 mm dia GI pipe "light grade" for protection of earth lead and connected to control board or main switch or as directed by Engineer -in-Charge including earthing pit in PCC (1:3:6) type C1 for chamber & Pre-cast RCC cover of size 380 x 380 x 40 mm with one handle made out of 8 mm dia round bar, 20 mm dia GI pipe light grade for watering funnels , wire mesh and provided charcoal or coke of alternative layers of 15 cm including necessary earth work complete.

Supply and fixing in replacement LED street /security light, 60 W capacity made up of presure dia cast aluminium housing with high power LED as lighting source and lens embedded PC cover having top opening seperate driver compartment with IP 66 protection, 5700 K with min burning hour 50000 hr and 5 year manufacturer warrenty, impact resistance of IK07 with 10 KV built-in surge protection device of make Havell's model no ENDURAOMNIPLUSSL60WLED 757 SASYTOPC or its equvilent in bajaj/ Philips,including necessary cable for connecting to junction box and other necessary items as required on site, Complete all as specified and directed.

Supply and fixing in replacement LED landscape light, 8 W capacity with high power LED as lighting source, IP 65 protection, 5700 K of make Havell's model no LHENAXP7PZ6K008 or its equvilent in bajaj/ Philips,including necessary cable for connecting to junction box and other necessary items as required on site, Complete all as specified and directed.

Supply only Chlorine test kit with coloured sample complete with all testing fitments and OT solution in Rexene finished box. Complete all as specified and directed.

S & F in replacement operating Handle for LT panel change over Switch of rateing 63 Amps-100 Amps. Complete all as specified and as directed by Engr-in-Charge.

S & F in replacement operating Handle for LT panel change over Switch of rateing 125 Amps-200 Amps. Complete all as specified and as directed by Engr-in-Charge.

S & F in replacement operating Handle for LT panel change over Switch of rateing 250 Amps-315 Amps. Complete all as specified and as directed by Engr-in-Charge.

Supply and fixing switch 6 Amp piano 230 volts, one way flush type.

Supply and fixing switch socket combination 5 pin 6/16 Amp piano 230 volts, one way flush type.

Supply and fixing lamp holder PVC / Polycarbonate type with back plate suitable for batten fitting

S & F switch socket combination 3Pin 6 AMPs flush type complete all as specified and as directed

Supply & Fix ceiling rose surface bakelite 65 x 35 mm three terminals PVC/polycarbonate. complete all as specified andas directed.

Supply, fixing and replacement of sheet metal enclouser disribution board for MCBs to be fixed 240 volts, SPN, 4 ways double door having 200 rated copper bus bar with neutral link , complete mounting on PVC board in suitable size minium one inch thick or concelled in Wall complete all as specified and directed.

Supply and fxing MCB , SPN , 40Amps, 10 KA, 240 volts complete.

Supply and fxing MCB , SP, 6 to 32 Amps, 10 KA , 240 volts complete.

Labour only for attending break down of 300/250/200 mm dia CI/DI/MS pipe pipe line bursting / cracks and including cleaning / removal of broken pipe pieces of various lengths through gas cutting / manual cutting as per site requirement and including inserting necessary specials such as pipes, CI / DI Collar / mechanical Joints etc as per site requirement, testing for leakages of lead joints, testing and necessary dewatering complete all as specified and directed by Engr-in-Charge, for the following sizes:- Note 1 :- The quoted rate is deemed to be include the following:- (i) Arrangement of suitable Pump sets for dewatering at the time of attending break down. (ii) Necessary Earth Work, labour/trade men for attending break down. (iii) Labour element required for fixing CI/DI/MS pipes, specials, fittings etc. Note 2 :- M & L Lead joints, Supply only CI/ DI/ MS pipes, specials, fittings will be measured and paid seperately under relevant items.

All as per SL item No.90 above but of 150/100 mm dia.

Supply only 100 mm dia of Ductile Iron pipe class K 9 ISI marked as per IS 8329-2000 with centrifugally lined

All as per SL item No.92 above but of size 150 mm dia.

All as per SL item No.92 above but of size 200 mm dia.

All as per SL item No.92 above but of size 250 mm dia.

Material and labour for run lead joint for spigot and socket pipes (CI/DI) and fittings of size 100 mm complete all as specified and directed by Engr-in-Charge.

All as per Sl. Item No 96 above but of size 150 mm bore.

All as per Sl. Item No.96 above but of size 200 mm bore.

All as per Sl. Item No.96 above but of size 250 mm bore.

Supply only DI Specials (any type radius and angle) tapers any type straight increasing decreasing or double socket and ''Y junction double branch, Collar, cross (all sockets or socket and spigot)caps and plugs upto 300 mm bore.

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