AUGMENTATION OF TORPEDO DOCK AT ND (MBI)

Amount

Demolition of concrete in ground floors & paving not exc 15cm thickness (below or above ground level) complete all as specified.

Excavating in trenches, n exc 1.5 m wide and n exc 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n exc 10 sq m on plan and n exc 1.5 m in epth and getting out in soft/loose soil

M & L Cement concrete type D2, 1:4:8 (using 40 mm graded stone aggregate) as in foundations, filling and mass concrete complete all as specified and directed.

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

Removing excavated material outside MD land as including removing of debrish outside MD land and depositing where directed in soft/loose soil

M&L for Treating the bottom and sides of excavation at the rate of 5 litres of emulsion per square metre of surface area

M&L for Treating the backfill in contact with foundation at the rate of 7.5 litres of emulsion per square metre of vertical surface

M&L for Treating the top surface of filled earth at the rate of 5 litres of emulsion per square metre of surface

M&L for Treating the soil under plinth protection at the rate of 5 litres of emulsion per square metre of surface area

Use and waste of Formwork to sides of concrete foundation, footings bases of columns raft and raft beams sides and soffits (if any) of foundation and plinth beams and similar work vertical or to batter surface rough finished.

Use and waste of Formwork to sides and soffits of floor or roof beams, beam haunchings, girders, bressummers, lintels, cantilevers for rough finished surfaces of contrect flat etc. complete all as specified and directed

Use and waste of Formwork to sides of columns squares or rectangular insection for rough finished surface of concrete flat

use & waste Formwork to chullah hoods, chajjas, troughs and similar items including edges surface rough finished.

M&L Mild steel CRS TMT bar 10mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips complete all as specified and directed.

All as per item No 15 but 5mm dia and over upto and including 10mm dia as in stirrups, spacers and binders complete all as specified and directed.

M & L RCC M30 (Design Mix) as in foundations, including rafts, footings, foundation beams; plinth beams; bases for columns, etc.; basement slabs, under-reamed piles and mass concrete

M & L in RCC M30 (Design Mix) as in beams, cantilevers, bressummers, lintels over 1.5m span

M & L RCC M30 (Design Mix) as in Columns, pillars, piers, posts and struts

M & L RCC M30 (Design Mix) as in Chajjas

M&L Pre-cast cement concrete block masonry with solid blocks, exc. 10 cm in width and setting in 1:4 cement mortar, complete, in walls type B1, 1:2:4(using 20 mm graded stonr sggregate) complete all as specified and directed.

M&L hard core with broken stone aggregate gauge n.exc 63 mm ,deposited,spread,levelled in layers n.exc 15 cm thick ,watered & rammed to a true surface complete all as specified & as directed.

M& L plain cement concrete type C2 ,1:3:6 (using 40 mm graded stone aggregate), of 150 mm thick as in subfloor complete all as specified and as directed by Engr-in-Charge

M & L machine cut kota stone slab flooring 20-25mm thick over cement screed base laid and jointed with grey cement slurry mixed with pigment to match the shade of the slab including rubbing and polishing complete over 15m thick screed bed or bedding layer in CM 1:6 complete all as specified and directed.

M & L Kota stone slab 20-25mm thick in riser of steps, skirting, dado and pillar laid over cement screed and jointed with grey cement slurry mixed with pigment to match the shade of the slab including rubbing and polishing completeover 15m thick screed bed or bedding layer in CM 1:6 complete all as specified and directed.

M&L polythene film, black, 50micron laid in floors over Bitumen blown any grade, applied hot, two coats, to concrete surfaces at the rate of 1.5kg. per sq. m per coat over 25 mm thick PCC B-0, 1:2:4 (12.5 mm graded aggregate) as in PCC underlayer complete all as specified and directed.

M&L 75 mm thick 1:3:6 type C2 ( using 40 mm graded stone aggregate) as plinth protection/ paving finish even and smooth without using extra cement.complete all as specified and directed.

M&L rendering 15 mm thick in cement mortar (1:4) on fair faces of brick work or concrete surface finished fair & even complete all as specified and directed.

M&L rendering 15 mm thick in cement mortar (1:6) on fair faces of brick work or concrete surface finished fair & even complete all as specified and directed.

M&L rendering for ceiling 5 mm thick in cement mortar (1:4) on fair faces of concrete surface complete all as specified and directed.

S&F Mild steel work in tubular trusses/purlins/rafter/post etc including specidal shaped washer etc, complete using ERW or induction butt welded tubes conforming to IS 1161-1979, grade St-240 complete as specified and directed.

S & F Pre- painted coloured galvalume aluminum zinc coating GI based corrugated/Semi corrugated steel sheet 0.50mm thick having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws as specified etc completed all as specified.

S & F of GI snap grid 600mm x 600mm powder coated T-grid with Main T, Cross T and wall angle of thickness 0.3mm to 0.4mm and sofit cleat of 1.6mm thick along with Hangers 6 mm dia. G.I.wire (upto 1200mm length) adjusting level fixed to roof by means of ceiling cleats made out of GI. flat 40 x 3 mm size 60mm long and expansion hold fasteners 12.5mm dia. 40mm long where required including pre painted fair OBD finish 4mm thick non asbestos fiber cement building board fixed or laid/inserted to GI frame work complete all as specified and directed.

S&F 1.25mm thick laths Steel rolling shutters, with out ball bearing, as specified including top cover, anchoring rod, hasp and staple and one shop coat of primer; erected in position as indicated, complete gear operated type with bevel gear box and crank handle complete all as specified

S&F powder coated aluminium frame for doors, windows, deco grill ALD02 including joining cleat for fixing etc. complete all as specified

S&F 4 mm thick Sheet glass, ordinary quality, and glazing in square n exc 0.5 sq. m in each pane complete all as specified & as directed.

S&F Stainless steel wire cloth, 0.36mm nominal dia of wire and average width of aperture 1.40mm and fixed with stainless steel wire staples complete, all as specified .

Demolition of brickwork or stone/ boulder masonry, built in cement mortar including all quoins, arches, pillars, etc, but excluding ashlar facings, dressed stonework and precast concrete articles

Dismantling boarding, any description, fixed in any position with screws

Dismantling structural steel work including doors, gates framed truss grills etc

Taking down Chowkhats or frames not exc. 1.5 sq. m each with shutters (without taking off shutters from the frames)

Taking down Chowkhats or frames exc. 1.5 sq. m but n exc 4.0 sqm each with shutters (without taking off shutters from the frames)

Dismantling plain or corrugated steel sheeting, any gauge, thickness, including Nainital or similar pattern roof coverings

M&L preparation of new surface of wall applying two coats of OBD over one coat of alkaline resitence primer complete all as specified and directed.

Material & Labour for applying two coats with Acrylic Smooth exterior paint of required shade : New work (Two or more coat applied @ 1.67 ltr/10 sqm over and including priming coat of exterior primer applied @ 2.20 kg/10 sqm)

M&L preparation of new steel and iron surfaces of any description, exc 10 cm width or girth and applying two coats of synthetic enamel paint (Ist grde quality)over a coat of red oxide, zinc chrome primer complete as specified and directed.

Demolition of reinforcement cement concrete in ground floors & paving not exc 15cm thickness (below or above ground level) including removal of debrish outside MD land complete all as specified.

S&F Fe 410 quality A roof trusses (framed), trussed, purlins, crane gantries, rails and fastenings and heavy bracket framing (Beam, tee, angle, channel or flat sections) including distance pieces, cleats etccomplete all as specified and directed

S&F Plates (plain or chequered) channels, square cut or notched (ordinary and counter sunk) forming holes, without any attachment, Fe 410-W (Grade- E-250) quality 'A'. complete as specified and directed.

S&F Mild steel bolts. purpose made. with hexagonal or square head one end and screwed the other, or screwed both ends; each screwed end to be fitted with hexagonal or square nut exc 30cm long, dia of neck n exc 12mm. complete as specified and directed.

S&F framed work as in doors or gates of angle or other section with gusset plates, rails, braces, etc., complete, drilled for fixing of steel sheeting or other covering. Doors, etc. to be prepared for hanging or sliding with and including either hooks and hinges or steel hanging door fittings (exclusive of steel sheeting or other covering, running rails and guides) and hanging; also fastening and fixing complete complete as specified and directed.

S&F Compound girders and stanchions, lattice girders, aerial masts, staging for water tanks and the like including caps, bases, splices etc. built up from two or more beam or channel sections or angles with plates, including all lattice bars, stiffeners, gusset plates, etc. Fe 410 quality A complete complete as specified and directed.

M&L for raking out joints/pointing and decayed mortar etc. of cement or lime mortar not less than 12mm deep, washing the joints, removing the rubbish off the permises and keeping the surface to be wet for 2 days prior to repointing to squared rubble masonry, coursed or uncoarsed complete all as specified and directed.

M&L for pointing after cleaning from oil, dust, cement etc using brushing, air spray etc and filling/packing all the groves/cleaned joints should be treated with ironite cementitious structural repair and pointing mortar sika monotop 3220 pic mortr or equivalent The proportion shall be as per manufacturer specification and curing shall be done as per recommendation complete all as specified and directed

M&L for gently cleaning the surface of the stone masonry and piers with specialised water misting technique employing air water jet using fine nozzle sprinkling system calibration to spray fine mist alone the stone surface without over wetting followed up by gentled surfactants and cleaning brushing with soft nylon brushes as spscified gentle surfaces cleaning may include using water misting amdmild Ph balanced surfactants as specified for indicated areas to remove surfaces dirt grith surfaces accreetions lime wash etc by means of water misting and Ph balance surfaces cleaning all as specified and as directed. Note:- Quoted rate deemed to be inclusive of removing vegitation on all wall surface, chajja etc and erection and dismantling of MS tubular double scaffolding up to 12 mtr hight and provision of necessary safety equipment to skill works to carry out works.

M&L for deepening/ cleaning of dock drains by accumulation of blast slurry, grit, cement etc including removing obtained material out side of MD land complete all as specified and directed

Providing and injecting nipple at 600mm spacing along all the joints and fixing with suitable mortars to facilitates injection of suitable grouts to strengthen the mortar. The nipples should be 12mm diameter made of galvanized steel. For this purpose, 15-2Omm dia holes should be drilled in zig-zag manner. The holes should be made dust free as far as possible by blowing compressed air. Then the nipples should be sealed with proper mortar and allow it to cure complete all as specified. Further providing and injecting expanding type grout admixtures or other approved grout in proportion recommended by manufacturer in the previously installed nozzle of dia 12mm by suitable gun/pump at required pressure including cutting of nipple after curing the injection should be done under pressure and continued until the grout or slurry begins to flow out from the adjacent nipples all complete. (Injecting expanding grout admixture SikaCem-130 Intraplast or equivalent @0.4 % by weight of cement into racks/damaged/eroded/ hone-combe of masonry surface by suitable gun/pump at required pressure including cutting of nipples after curing etc complete as specified and as directed. The proportion shall be as per manufacturer specification

M&L for coating for full stone wall of dock PU BASED TRANSPARENT PROTECTIVE COATING providing and applying with PU based transparent protective coating the coating should be elastic UV stable minimum protective coating of 150 microns should applied on the prepared wall surface the dosing and application procedure should be as per manufactures specifications complete all as specified and directed. Make-Seka/Fosroc/Laticrete.

M & L for point wiring with 1.5 sqmm (nominal area) FRLS PVC insulated and sheathed multistranded copper conductor cable ( using colour code as per IS) 1100 volts grade drawn through and including 20mm dia medium grade rigid PVC conduit (ISI marked) concealed on wall surface with all accessories including 1.5 sqmm size PVC insulated sheathed copper conductor multistranded cable for continuous earth conductor ( using green colour) to common earth and connecting to earth dolly, complete all as specified & directed for the following :- Note :- (i)Necessary cutting and chasing of wall surafce including making good surface deemed to be included in quoted rates.(ii) Sunken boxes includes in the quoted rate (iii) Wiring includes from SPN DB to switch board to final point.

(a) One light point controlled by one 1-way switch

(b) One fan point controlled by one switch

(c) One 5 pin socket outlet 5 Amps on same board

(d) One 5 pin socket outlet 5 Amps on independent board

All as per item No 58 above but with 2.5 sqmm multi stranded copper conductor 1100 volts grade FRLS PVC insulated sheathed cable with FRLS PVC 2.5 Sqmm multi standard insulated unsheathed copper wire for continues earth for 15A socket independent board.

Supply and fix Switch piano, flush type single pole, one way 5 Amp ISI marked.

Supply and fix Socket outlet 2 in 1, 3 pin, 5A ISI marked.

Supply and fix Switch socket combination 2 in 1, 5 A flush type

Supply and fix Switch socket combination 2 in 1, 3 pin, 5 and 15 Amp flush type universal

S & F ceiling rose, 3 phase/PVC/polycarbonate, isolated body, three terminals complete all as specified and directed.

Supply and fixing LED lights fitting 1x 20W, 220V, AC decorative box type with driver, holder including LED tube light connecting up with three core flexible copper conductor cable of suitable size from ceiling rose complete.

Supply and fixing of Highbay luminaire - 100W LED complete with pressure die-cast housing, integrated PC optics and 150 lm/W 4 kV in-built and 10 kV external surge protection. IP66 ingress protection with additional safety chain.with all accessories, bolts, pre-wired and including connecting up with twin core twisted flexible copper conductor cable with suitable size

S & F MCB SP 240 V, 50 Hz, 10 KA conforming to IS 8828 of rating 5 to 32 Amp, 'C' series complete all as specified and directed by Engineer-in-Charge.

S & F RCBO 6-32 Amps 240 V 50 Hz 100 mA, confirming to IS 8828 complete all as specified and directed.

M&L sub main wiring with FRLS PVC insulate sheathed 2 x 4 sqmm stranded copper conductor cable 1100 volts grade heavy duty drawn into concealed PVC conduit with 4 sqmm PVC insulated green copper cable for continues earth with suitable dia of PVC pipe with all accessories complete all as specified and directed by Engr-in-Charge.

S & F sheet metal enclosures for DBs double door MCB DB made out of 18SWG CRCA steel sheets 8 way SPN

Supply and fixing LED building security light fitting with suitable size bracket/angle to fit security light of 60w IP 66 protection LED complete all as specified and directed by Engr-in-charge.

Supply and fix exhaust fan, steel body AC single phase, 230V of size 450 mm sweep heavy duty, blades and frame and louvers shutter complete including making suitable size hole into wall all as speciifed and directed.

M&L earthing complete with galvanised steel earth plate electrode size 600x600x6.0mm thick buried directly in ground vertically in a pit of depth not less than 2.25 mtr below ground levels with top edge of the earth plate not less than 1.5 mtr below normal ground level surrounded from all sides by mixture of charcoal and common salt and electrode connected to and including galvanised iron strip 32X6 mm dia by means of bolts, nuts, check nuts and washers of galvanised steel and GI pipe light grade 20mm dia bore for watering funnel with wire mesh. CI cover with frame, PCC chamber pit with PCC 1:3:6 type C-2 excavation and earth work all as shown in electrical plate No 3 connected to earthing test point all as specified or indicated including testing on completion. Note : The unit rate includes for protection pipe and lead wire from top of earth plate up to 7.5 meter above ground level.

Dismantling of existing HOT crane / runner block of 3 Ton capacity including 'I' beam and handing over to user

Design, Supply, Install, Test and commissioning Hand operated overhead travelling runner block of capacity 3 Ton suitable for single girder. Operation of hoisting and cross travel shall be via hand chain operated from ground level. The crane shall meet the following specifications:-

SWL - 3 Ton

Cross Travel : 25 Feet (Approx as per site)

Long Travel : Not required

Height of Lift : 5m

Class of duty : M4

As per IS Code : 807:2006 (Reaffirmed in 2020) And Amendments

Design, Supply, Install, Test and commissioning Hand operated overhead travelling runner block of capacity 3 Ton suitable for single girder. Operation of hoisting and cross travel shall be via hand chain operated from ground level. The crane shall meet the following specifications:-

SWL - 3 Ton

Cross Travel : 15 Feet (Approx as per site)

Long Travel : Not required

Height of Lift : 5m

Class of duty : M4

As per IS Code : 807:2006 (Reaffirmed in 2020) And Amendments

Design, Supply, Install and Testing Single girder of length 25 feet suitable for HOT runner block of capacity 3 Ton. It shall be as per IS Code : 807:2006 (Reaffirmed in 2020) And Amendments

Design, Supply, Install and Testing Single girder of length 15 feet suitable for HOT runner block of capacity 3 Ton. It shall be as per IS Code : 807:2006 (Reaffirmed in 2020) And Amendments

Notes : (i) For the item No 80 to 83 here in above, contractor shall submit design calculations, drawings, MOC etc as recommended by OEM and duly vetted by any Government Engineering College to the AO. (ii) Contractor shall note that the load during the hoisting/travel operation is supported by the girder but that will be eventually transferred to the pump house structure.

Dismantling / removal of existing capstan system alongwith associated accessories and Design, Supply, Install, Testing and commissioning of AC Motor driven Capstan system 20 Ton with gear box, capstan controller with AC air-break contactor control panel system including its associate accessories. The IS 9852-1981 (Reaffirmed in 2021) shall be followed. The scope of work is as under:-

(a) System Parameter

Input supply : AC 440V 3 Phase 50Hz

Duty : Marine Application

Humidity : 95%

(b) Contactor Control Panel

(c) Capstan motor 3 Speed

Squirrel cage induction motors to be installed inside the capstan pits coupled with gear box.

Input supply : AC 440V 3 Phase 50Hz

Duty : Continous

Output : 40/75/75 HP

Speed : 375/750/1500 RPM

Rated current : 127/107/97 Amps

Connection : Delta/Star Star/Star

RTD & BTD : To be provided

(d) Gear system

Gear system to be installed inside the capstan pits coupled with induction motor. The new gear system shall be as per existing. Internal surfaces of gear box shall be coated with an oil proof paint.

(e) Deck Control Panel

Factory fabricated dust, vermin-proof, fixed & floor mounted type duly powder coated after 7 tank pre-treatment / process remote deck control panel, having IP 55 protection, fitted with push button for start, stop, forward, reverse, 1st speed, 2nd speed, 3rd speed and ON / OFF indication lamp for start, stop, forward, reverse, 1st speed, 2nd speed, 3rd speed, emergency stop buttons, door with locking facility, etc. complete

(f) Electro-mechanical brake

The electro-mechanical hydraulic thrusters operated brake should be mounted on driving end shaft of the motor

(g) Civil Work

Contractor shall note that the pulling load of the complete ship, during the docking operation will be supported by the capstan but that will be eventually transferred to its foundation. Hence, necessary civil repair work and making good to the existing capstan pit, strengthening of foundation etc shall be carried out all as per site requirement.

(h) Repair of Existing capstan pit

Old capstan pit cover to be removed and new cover all as per existing to be fabricated of sufficient thickness with suitable support beams and fitted. The pit covers are to be fully water tight to protect water leakage inside the pit. Pit cover shall withstand total load of 2 Ton. Pit to be provided with lashing arrangement and ladder.

(j) Cabling

Existing cabling between contactor control panel, deck panel & capstan unit to be replaced with new cable. The size and type of cable shall be as per existing. Cable protection pipes shall be provided as per site requirement.

(k) Removal of Existing capstan system

Dismantling existing Capstan motor, gear system, Contactor control Panel etc and shifting them to users unit and handing over to user all as directed by Engr-in-Charge.

(l) Notes:

(i) The contractor shall submit design, GA drawing, electrical SLD diagram, panel drawing, OEM specifications etc for complete capstan system to the AO for the approval.

Design, Develop, Integrate and commission SCADA system along with various analysing equipment for Torpedo Dock pump house as per details provided below:-

No of pumps : 04

Capacity in Head : 10-15m

Discharge in TPH (Pump No 1&2) : 1100

Discharge in TPH (Pump No 3) : 140

Discharge in TPH (Pump No 4) : 300

No of electrical operated Pen Stock valve : 01

The SCADA system shall comprise of following :-

(a) Master control station with personal computer with latest processor and monitor of suitable size.

(b) UPS with half an hour backup

(c) Laser printer

(d) Server

(e) Data gateway

(f) SCADA software which can be operated, programmed and modified by agencies other than developer

(g) PLC/Microprocessor controllers with indoor/outdoor applications for water sensing display, pump operation with RTU/without RTU or Microprocessor controller and microprocessor transmitter. But, the pump starter panel (SCADA compatible) will be measured and paid seperately.

(h) Suitable communication system including payment of bills to telecom service provider.

(j) Motorised butterfly valves, Suitable for sea water

(k) Pressure transmitters,Suitable for sea water

(l) Ultrasonic sensors, Suitable for sea water

(m) Flow meters and switches, Suitable for sea water

(n) Air release solenoid valves

(o) All necessary cabling.

Notes:-

(i) Design of communication system shall be done by the bidder. Cloud based server/data storage/communication shall not be used and only local server based system shall be designed.

(ii) The cost of each item shall also be attched to arrive at pricing in case of some addition/reduction at site.

(iii) Operating system, system software and programming shall not be intellectual property of any agency.

(iv) The memory in the hard disk shall be suitable for six months data. The backup storage device/devices shall be provided for archiving of data more than six months old

(v) In case of addition of installations, the system shall be capable of integrating the same.

(vi) Contractor shall submit design, operating sequence, schedule of items etc for approval of Accepting officer/user.

(vii) The SCADA system should have provision of both manual and automatic operation of installations

(viii) Cost of Maintenance and operation (Not manning) of SCADA including telecom charges till expiry of DLP is deemed to be included in the quoted rate.

(ix) The contractor shall conduct training course for user without any extra cost before handing over the project.

Demolition cement concrete (unreinforced) of any description and in any position not otherwise specifically provided for, including removal of debris outside MD land, complete all as specified and directed

Removing excavated material/debries to a distance of upto. 15 km and depositing where directed complete all as specified and directed

M&L for 200 mm spread thickness of soling (or sub base) with broken boulders or quarried stone, interstices filled, surface formed and rolled and consolidated to required gradient and camber complete all as specified and directed

M&L for 100 mm thick cement concrete type D2 1:4:8 (40 mm graded aggregates) complete all as specified and as directed

M&L for Reinforced Cement Concrete (Design Mix) M-30 (20 mm graded aggregates as in foundation, including rafts, footings, foundation beams, plinth beams bases for columns etc basement slabs, under reamed piles and mass concrete complete all as specified and directed

Forming 12mm thick expansion joints filled with preformed bituminous filler and top 30mm primed and sealed with sealing compound Grade 'A' in 200 mm thick concrete slab complete all as specified and directed

Forming contraction (Dummy) joints 75 mm deep x 10 mm wide filled with sealing compound, Grade 'A' complete all as specified and directed

Taking down of old existing main dewatering pumpset and Supply, installation, testing and commissioning of new main dewatering pump with the following specifications :-

Pump Details

Pump Type : Vertical Turbine

No of stages : 1

Liquid handled : Sea water

Specific gravity : 1.03

Ambient temperature : 45 degree C

Sump Depth : 10 m (Approx)

Minimum submergence required : 500mm

Bottom clearance required : 365mm

Rated flow (TPH) : 1100

Bowl head : 10 M

Shut off head : 24 M

Bowl efficiency : 81.88%

Bowl Input @ duty point : 37.68KW

Transmission and Thrust Bearing Loss (KW) : 0.201

Pump Input (KW) : 37.88

Discharge Outlet size : 350mm

Suction size : 700mm

Approx Rated Impeller Dia : 436mm

Type of stuffing box sealing : Gland Packing

Thrust bearing lubrication : Oil

Thrust bearing oil cooling : Clear water

Line shaft bearing lubrication : Clear water

Direction of rotation : CW from DE

Type of installation of delivery head : Below floor

No of column pipes : (1500mmx5)+(500mmx1) or as per OEM design

No of shafts : (1500mmx5)+(500mmx1) or as per OEM design

Prime Mover Details

Rating and No of poles : 75KW/6 pole

Voltage : 415V

Enclosure : IP 55

Type : Flange mounted

Frequency : 50Hz

Insulation : F Class

Direction of rotation : CW from DE

Energy efficiency level : Not less than IE2

Material Of Construction

Casing/bell mouth : CF3M

Casing Neck Ring : CF3M

Impeller : CF3M

Pump/Intermediate/Top shaft : SS316L

Sleeve/Muff coupling/Split coller : SS316L

Thrust bearing : SKF Tapper roller

Sole plate : SS316L

Rising main pipe : SS316L

Shaft Tube : SS316L

Motor stool cum delivery bend : SS316L Fab

Strainer : SS316L

Fasteners : SS316L

Gland : CF3M

Logging ring : CF3M

Sealing : Gland packing

NOTES:

[i] All necessary civil / mechanical works for erection of new foundation for fitment of new pump in existing piping system after breaking up old foundation and removal of debris from the site shall be deemed included in the quoted rate.

[ii] Suitable pump mounting arrangement i.e. sole plate / fabricated base frame on concrete foundation shall be deemed included in the quoted rate.

[iii] Coupling suitable for pump including proper alignment shall be deemed included in the quoted rate.

[iv] The motor shall be controlled through SCADA, starter with integration into an LT control panel featuring VFD/soft starter to allow for smooth start-up and operational control. However, the Starter panel is measured and paid under separate item.

[v] The cost of Supply & Fixing of Suitable size armoured copper XLPE insulated LT power cable, PVC insulated control cable alongwith cable tray / protection pipe from the starter panel to motor all as per OEM recommendations shall deemed to be included in the quoted rate.

[vi] The cost of taking down of existing pumpset and shifting to user location shall deemed to be included in the quoted rate.

[vii] The pumpset shall be SCADA compatible

[viii] Contractor shall submit GA drawing, MOC, Electrical drawing etc all as per OEM for the approval of AO

Taking down of old existing drainer pumpset and Supply, installation, testing and commissioning of new drainer pump with the following specifications :-

Type: Vertical, Non-Clog, Top supported sump pump

Suspension depth : 10m (Approx)

Delivery pipe size : 150mm

Flange standard : ANSI

Impeller type : Semi-Open

Liquid handled : Sea water

Specific gravity : 1.03

Ambient temperature : 45 degree C

Total Head: 10m

Rated flow (TPH) : 140

Shut off head : 15 M

Orientation : Vertical

Direction of rotation : CW from DE

Motor Power :As recommended by OEM

Type of Motor : Vertical Flange Mounted (B5), S1 duty, 415V, 3 Phase, 50Hz, Class F insulation, IP55, NFLP, Squirrel cage induction motor

Material Of Construction

Casing : CF 8M

Impeller : CF 8M

Column-pipe : SS 316

Delivery pipe : SS 316

Shaft/Shaft sleeve : SS 316

Bearing Bush : Bronze

Base plate : MS Fabricated

Strainer : SS316L

Coupling : Star type

NOTES:

[i] All necessary civil / mechanical works for erection of new foundation for fitment of new pump in existing piping system after breaking up old foundation and removal of debris from the site shall be deemed included in the quoted rate.

[ii] Suitable pump mounting arrangement i.e. sole plate / fabricated base frame on concrete foundation shall be deemed included in the quoted rate.

[iii] Coupling suitable for pump including proper alignment shall be deemed included in the quoted rate.

[iv] The motor shall be controlled through SCADA, starter with integration into an LT control panel featuring VFD/soft starter to allow for smooth start-up and operational control. However, the Starter panel is measured and paid under separate item.

[v] The cost of Supply & Fixing of Suitable size armoured copper XLPE insulated LT power cable, PVC insulated control cable alongwith cable tray / protection pipe from the starter panel to motor all as per OEM recommendations shall deemed to be included in the quoted rate.

[vi] The cost of taking down of existing pumpset and shifting to user location shall deemed to be included in the quoted rate.

[vii] The pumpset shall be SCADA compatible

[viii] Contractor shall submit GA drawing, MOC, Electrical drawing etc all as per OEM for the approval of AO

Taking down of old existing submersible pumpset and Supply, installation, testing and commissioning of single suction submersible pump of capacity 300 TPH @ 25 mWC head, conforming to IS 8034: 2018, and having SS316 pump casing / volute & stator casing, SS316 & SS410 shaft, SS316 pump impeller & strainer, SS316 fasteners & hardware, nitrile rubber diffuser with anti-friction & grease lubricated type bearing, etc., with dry type submersible motor, having IP 68 protection, Class ‘H’ insulation and cooled by liquid being handled, suitable for operation on 3-Phase, 415 V, 50 Hz AC electric supply with necessary mounting arrangement, accessories and fittings, viz., lifting chain, stator housing, stand, etc., complete all as specified and directed by the engineer-in-charge.

The pump shall conform to the following technical specification:

[A] PUMP

(i) Pump Capacity: 300 TPH @ 25 mWC head

(ii) Pump Design Standard: IS 8034: 2018

(iii) Type of Working Fluid: Raw Seawater

(iv) Type of Impeller: Semi-open

(v) Sealing: Mechanical Seal

(vi) Minimum Pump Efficiency: 65%

(vii) Discharge Connection: 150 mm / 100 mm (Hose Outlet)

[B] MATERIAL OF CONSTRUCTION

(i) Pump Casing / Volute: CF8M / SS316 or better material

(ii) Stator Casing: CF8M / SS316 or better material

(iii) Shaft: SS316 + SS410 or better material

(iv) Impeller: CF8M or better material

(v) Mechanical Seal: TC vc TC

(vi) Diffuser / Diffuser Assembly: Nitrile Rubber

(vii) Hardware: SS316

(viii) Strainer: SS316

[C] BEARING

(i) Bearing Type: Anti-friction Type / As per OEM Design

(ii) Bearing Lubrication: Grease Lubrication / As per OEM Design

(iii) Bearing Life: 40000 hr

[D] MOTOR

(i) Motor Type: Submersible Dry Motor

(ii) Ingress Protection: IP 68

(iii) Insulation: Class 'H'

(iv) No. of Poles: 2 Poles

(v) Motor RPM: As per OEM Design

(vi) Electric Supply: 3-Ph, 415 V, 50 Hz AC

[E] HOSE PIPE

(i) Type: Type 'B' Non-percolating Flexible

(ii) Design Standard: IS 636: 2018

(iii) Size: 150 mm / 100 mm

(iv) MOC: 100% synthetic yam with high quality nitrile synthetic rubber

NOTES:

[i] All necessary civil / mechanical works for erection of new foundation for fitment of new pump in existing piping system after breaking up old foundation and removal of debris from the site shall be deemed included in the quoted rate.

[ii] Suitable pump mounting arrangement i.e. sole plate / fabricated base frame on concrete foundation shall be deemed included in the quoted rate.

[iii] Coupling suitable for pump including proper alignment shall be deemed included in the quoted rate.

[iv] The motor shall be controlled through SCADA, starter with integration into an LT control panel featuring VFD/soft starter to allow for smooth start-up and operational control. However, the Starter panel is measured and paid under separate item.

[v] The cost of Supply & Fixing of Suitable size armoured copper XLPE insulated LT power cable, PVC insulated control cable alongwith cable tray / protection pipe from the starter panel to motor all as per OEM recommendations shall deemed to be included in the quoted rate.

[vi] The cost of taking down of existing pumpset and shifting to user location shall deemed to be included in the quoted rate.

[vii] The pumpset shall be SCADA compatible

[viii] Contractor shall submit GA drawing, MOC, Electrical drawing etc all as per OEM for the approval of AO

M&L cast iron fittings for flanged pipes such as bends, tapers, Y piece, tee-pieces any type and angle/radius and straight connecting pieces for flanged pipes upto 150mm dia

M&L cast iron fittings for flanged pipes such as bends, tapers, Y piece, tee-pieces any type and angle/radius and straight connecting pieces for flanged pipes 200mm to 350mm dia

Dismantling old U/S CI fittings of any size and handing over to user

Dismantling old U/S CI sluice valve of size 350mm dia and handing over to user

Supply and lay steel water tubes 50mm dia, medium grade, galvanized, ISI marked with all fittings fixed on wall, ceiling and in trench all as specified and as directed by Engr-in-Charge

Supply and lay steel water tubes 40mm dia, medium grade, galvanized, ISI marked with all fittings all as specified and as directed by Engr-in-Charge

Excavating in trenches not exceeding 1.5 M wide and 1.5 M depth for laying pipes etc and getting out in hard/dense soil all as specified & directed.

Dismantling old U/S GI pipe of any size and handing over to user

S&F Gun-metal, globe or gate valves, 50mm bore dia with iron wheel head, screwed both ends for iron pipe and fixed all as specified and as directed by Engr-in-Charge.

S&F Gun-metal, globe or gate valves, 40mm bore dia with iron wheel head, screwed both ends for iron pipe and fixed all as specified and as directed by Engr-in-Charge.

Dismantling old U/S gate valve of any size and handing over to user

Supply, laying and testing of cast iron pipes both end flanged, 150mm bore dia, centrifugally cast, class B, in any length laid in trenches / duct / floor / wall all as specified and as directed by Engr-in-Charge.

Dismantling old U/S CI pipe of any size and handing over to user

Taking down of old existing pen stock gate and Design, Supply, Install, Testing and Commissioning of motorized pen stock gate of size 4 feet x 7 feet. The design shall be based on the following details and as per IS 13349 : 1992 (Reaffirmed in 2017):-

Type of application : Isolated flow in and out of conduit.

Class : Class 2 (Unbalanced head upto 12m of water)

Type of mounting : Mounted directly on face wall

Size and shape of gate opening : Rectangular (4 feet x 7 feet)

Water head : 12m

Operating Level : 10m above water way

MOC : Framed sliding gate. Gun metal and operating shaft, accessories etc-SS 316 L.

Sealing : Three sided

Type of fluid to be handled : Sea water

Type of spindle/stem : Rising

Opening direction : Upward opening

Method of operation : Electrical & manual.

Approximate Size of Existing shaft wherein pen stock is to be installed : 2.15m (L) x 1.0m(W) x 10.0m (D)

Note: (i) The cost of Supply & Fixing of Suitable size armoured copper PVC insulated LT power cable, PVC insulated control cable alongwith cable tray / protection pipe from the SCADA panel up to pen stock actuator all as per OEM recommendations shall deemed to be included in the quoted rate.

(ii) Penstock shall be operated from the SCADA panel. However, for local operation purpose, one deck control panel factory fabricated dust, vermin-proof, fixed & floor mounted type having IP 55 protection, fitted with push button for open, close and open / close indication lamp with locking facility to be provided.

[ii] Contractor shall submit Design, GA drawing, MOC, Electrical drawing etc all as per OEM for the approval of AO

[ii] All necessary civil / mechanical works for erection of new pen stock in existing shaft and removal of debris from the site shall be deemed included in the quoted rate.

S&F framed work such as grills, grating etc. with ends of bars shouldered and or riveted or forged into spikes framed guard bars barred iron doors ladders framed balusters walk way railing frame work of water tanks for portions framed and hung as gates, including pintle hinges, stops hand made sliding bolts etc and similar work conforming to Fe 290 Gde E-165 complete all as specified and directed

M&L cement concrete type B2 1:2:4 (40mm graded aggregate) as in surface channels and drains complete all as specified and directed

M&L extra for forming fair finished drain or channel 30 cm inner girth in cement concrete using extra cement including forms, moulds mitred/stooped ends etc complete all as specified and directed

M&L hardcore of guage not exc. 63mm deposited spread and levelled in layers not exc 15 cm thick watered and rammed to a true surface with broken stones/boulders complete all as specified and directed

M&L for RCC design mix M-30 using 20 mm graded aggregate for duct bed and duct wall complete all as specified and directed

U&W for formwork to faces of walls, retainging walls, abutments, parapets, and staircase railings, and similar work including attached pilasters, butresses etc vertical or to batter rough finished flat surfaces of concrete complete all as specified and directed

M&L for rendering 15mm thick on fair faces of brick work or concrete surfaces in cement plaster 1:3 finished even and smooth (without using extra cement) (with using water proofing compound @3% per wt of cement) complete all as specified and directed. Note WPC shall be measured and paid separately

Supply only Integral waterproofing compound all as specified and directed

S&F joist, channel, angle or tee sections of grade Fe 410 W (Ged-E-250) quality A fixed independently without connecting plates etc (cut to ordinary lengths) i.e within 20 mm of the length indicated complete all as specified and directed

Dismantling posts or struts embedded in Concrete, brick work, masonry etc (wood, steel or RCC) any section, including taking out embedded portion and making good disturbed ground complete all as specified and directed

M&L for excavating in post holes (or similar holes) each not exc. 0.5 cum, getting out in any type of soil, returning, filling in, and ramming earth or broken rubble mixed with earth around in layers not exceeding 25 cm in any type of soil complete all as specified and directed

M&L cement concrete type B2 1:2:4 (using 40 mm graded stone aggregate) as in walls or retaining wall, any thickness, size or shape including pilasters, buttresses, columns, pillars, boundary pillars and posts, anchorage blocks (including caps and bases) complete all as specified and directed

M&L providing and fixing stainless steel (Grade 304) Sch-5S railing made of hollow tubes, channels, plates, Chains etc. including welding, grinding, buffing, polishing and making curvature (whereever required) and fitting the same with necessary stainless steel nuts and bolts complete, including fixing the railing with necessary accessories & stainless steel dash fasterners, stainless steel bolts etc. of required size on the top of floor or side of waist slab with suitable arrangement complete all as specified and directed

S&F rolled mild steel Fe 410-W (Gde- E-250) quality -B as in stairs (framed) including stringers, treaders, landing, balusters, hand rails etc including cleats, brackets, etc complete

M&L mild steel round bars of Fe-410-W (Gde E-250 quality A )or Fe 290 (Gde E-165) of 10mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns hooking ends and including mild steel wire (annealed not less than 0.9mm dia or securing with clips complete all as specified and directed

S&F Fe 290 Gde E-165) plates (Plain or chequred) channels, square cut or notched (ordinary or counter sunk) forming holes, with any attachment complete all as specified and as directed

M&L for preparation of new or previously untreated surfaces of any description, over 10 cm in width or girth, not otherwise described and priming with red oxide zinc chrome and applying two coat of Black Japan paint complete all as specified and as directed

Removing excavated material exc. 1.50 km but not exc. 5 km and depositing where directed complete all as specified and directed

Material and labour for Design, Fabrication, Supply, Installation, Testing and commissioning factory made, LT panel board, outdoor type, double door totally enclosed, dust and vermin proof, suitably ventilated, floor mounted, suitable for 3 phase and neutral, 50Hz AC supply system, fully compartmentalised, both side openable, made out of 3.0mm thick CRCA sheet steel for load bearing and 2.0mm thick for non load bearing, protection of enclosure IP-54 as per IS 2147 (latest version) with pre-treatment and powder coated of approved colour including suitable frame work/support made out of suitable size of angle iron/flat iron, front opening type with provision for cable entry with proper ferrule and cable glands, internal wiring with PVC insulated multi stranded copper conductor FRLS cable of adequate size (not less than 1.5 sqmm), required civil works for fixing, anchoring bolts, earthwork, PCC foundation etc with and including followings:- (MAIN PANEL)

(i) BUSBAR CHAMBER

Copper bus bar of capacity equal to 1.5 times of rated incoming control switch gear including interconnection of all switch gears, extension of busbar should be provided if the number of cables feeding the bus bar are more than single run.

(ii) INCOMER

Microprocessor based ACB, 1250 Amps, 4 pole, drawout type, breaking capacity Icu = Ics = Icw (1 sec), 50KA, EDO, 50Hz, over load, short circuit & instantaneous protection with adjustable current & time delay settings, inbuilt earth fault protection complete with all accessories - Qty 02 Nos

(iii) BUSCOUPLER

Microprocessor based ACB, 1250 Amps, 4 pole, drawout type, breaking capacity Icu = Ics = Icw (1 sec), 50KA, EDO, 50Hz, over load, short circuit & instantaneous protection with adjustable current & time delay settings, inbuilt earth fault protection complete with all accessories - Qty 01 No as Bus coupler

(iv) INCOMER METERING

(c) Phase Indication Lamps (RYB), LED Type - 01 No (Set of RYB)

(d) MCB SP 2 Amps C series for control protection RYB phases (set of 3) - 01 Set

(e) AC three phase LT/CT multifunctional energy meter of accuracy class-0.5, 3x240 volts 50 hz, with optical and RS 232 port, backlit LCD display, measures and display, trivector energy and load survey, TOD temper detection and lodging power ON/OFF events, instantaneous parameter of rating 5 Amps with display in absence of power complete - 01 No

(v) OUTGOINGS

(a) ACB 4P 800 Amps, 415 Volts, 50 Hz, 50 KA (Ics = 100% Icu), EDO, with over load, short circuit etc protection with adjustable settings Qty-02 Nos

(b) MCCB 4P 630 Amps, 415 Volts, 50 Hz, 50KA (Ics = 100% Icu), Adjustable type ( thermal & magnetic ) with rotary handle. Qty-04 Nos

(c) MCCB 4P 100 Amps, 415 Volts, 50 Hz, 50KA (Ics = 100% Icu), Adjustable type ( thermal & magnetic ) Qty-04 Nos

(vi) NOTES

(a) All MCCBs shall have spreader link, phase separator and adjustable rotary handle and MCB shall be C series

(b) Panel manufacturers should have in-house poweder coating plant with minimum 8 tanks pre treatment of MS sheet facilities, dust free spray paint booth. 8 Tanks pre treatment process includes : Degreasing, Water rinsing, Derusting, Water rinsing, Activation, Phosphating, Water rinsing, Passivation.

(c) Thickness of powder coating shall not be less than 80 microns and test certificate for powder coating coating shall be furnished alongwith LT Panel.

(d) Pre despatch inspection shall be carried out by the authorised rep of accepting officer. Testing shall be done at manufacturers premises and all routine test like IR and continuity tests shall be performed / recorded in presence of authorised rep of AO.

(e) The panel manufacturer should have following certifications:- CPRI Degree of Protection IP-54, CPRI Short circuit withstand strength should be 50 KA rms for 1 sec, CPRI rated current for short circuit not less than 6000 A with rated insulation voltage 660V

(f) The panel shall be provided with space heater with temperature sensor.

(g) The Contractor shall furnish dimensional drawings of the items offered indicating all the fittings, dimensional tolerances, typical GADs, SLDs etc. for approval of A.O.

Material and labour for Design, Fabrication, Supply, Installation, Testing and commissioning factory made, LT panel board, outdoor type, double door totally enclosed, dust and vermin proof, suitably ventilated, floor mounted, suitable for 3 phase and neutral, 50Hz AC supply system, fully compartmentalised, both side openable, made out of 3.0mm thick CRCA sheet steel for load bearing and 2.0mm thick for non load bearing, protection of enclosure IP-65 as per IS 2147 (latest version) with pre-treatment and powder coated of approved colour including suitable frame work/support made out of suitable size of angle iron/flat iron, front opening type with provision for cable entry with proper ferrule and cable glands, internal wiring with PVC insulated multi stranded copper conductor FRLS cable of adequate size (not less than 1.5 sqmm), required civil works for fixing, anchoring bolts, earthwork, PCC foundation etc with and including followings:- (ELECTRIC COPE POINTS) (Overall height of the panel from the ground level shall not be greater than 1500mm)

(i) BUSBAR CHAMBER

Copper bus bar of capacity equal to 1.5 times of rated incoming control switch gear including interconnection of all switch gears, extension of busbar should be provided if the number of cables feeding the bus bar are more than single run.

(ii) INCOMER

MCCB 4P 400 Amps, 415 Volts, 50 Hz, 50KA (Ics = 100% Icu), Adjustable type ( thermal & magnetic ) with rotary handle. Qty-01 No

(iii) INCOMER METERING

(c) Phase Indication Lamps (RYB), LED Type - 01 No (Set of RYB)

(d) MCB SP 2 Amps C series for control protection RYB phases (set of 3) - 01 Set

(e) Multi-function meter with communication port RS 485

(iv) OUTGOINGS

(a) MCCB 4P 250 Amps, 415 Volts, 50 Hz, 50KA (Ics = 100% Icu), Adjustable type ( thermal & magnetic ) with rotary handle. Qty-03 Nos

(b) MCCB 4P 63 Amps, 415 Volts, 50 Hz, 25KA (Ics = 100% Icu), Adjustable type ( thermal & magnetic ) Qty-02 Nos

(v) NOTES

(a) All MCCBs shall have spreader link, phase separator and adjustable rotary handle and MCB shall be C series

(b) Panel manufacturers should have in-house poweder coating plant with minimum 8 tanks pre treatment of MS sheet facilities, dust free spray paint booth. 8 Tanks pre treatment process includes : Degreasing, Water rinsing, Derusting, Water rinsing, Activation, Phosphating, Water rinsing, Passivation.

(c) Thickness of powder coating shall not be less than 80 microns and test certificate for powder coating coating shall be furnished alongwith LT Panel.

(d) Pre despatch inspection shall be carried out by the authorised rep of accepting officer. Testing shall be done at manufacturers premises and all routine test like IR and continuity tests shall be performed / recorded in presence of authorised rep of AO.

(e) The panel manufacturer should have following certifications:- CPRI Degree of Protection IP-54, CPRI Short circuit withstand strength should be 50 KA rms for 1 sec, CPRI rated current for short circuit not less than 6000 A with rated insulation voltage 660V

(f) The Contractor shall furnish dimensional drawings of the items offered indicating all the fittings, dimensional tolerances, typical GADs, SLDs etc. for approval of A.O.

Material and labour for Design, Fabrication, Supply, Installation, Testing and commissioning factory made, Motor Control Center, SCADA compatible, outdoor type, double door totally enclosed, dust and vermin proof, suitably ventilated, floor mounted, suitable for 3 phase and neutral, 50Hz AC supply system, fully compartmentalised, both side openable, made out of 3.0mm thick CRCA sheet steel for load bearing and 2.0mm thick for non load bearing, protection of enclosure IP-54 as per IS 2147 (latest version) with pre-treatment and powder coated of approved colour including suitable frame work/support made out of suitable size of angle iron/flat iron, front opening type with provision for cable entry with proper ferrule and cable glands, internal wiring with PVC insulated multi stranded copper conductor FRLS cable of adequate size (not less than 1.5 sqmm), required civil works for fixing, anchoring bolts, earthwork, PCC foundation etc with and including followings:- (PUMP HOUSE PANEL)

(i) BUSBAR CHAMBER

Copper bus bar of capacity equal to 1.5 times of rated incoming control switch gear including interconnection of all switch gears, extension of busbar should be provided if the number of cables feeding the bus bar are more than single run.

(ii) INCOMER

ACB 4P 800 Amps, 415 Volts, 50 Hz, 50 KA (Ics = 100% Icu), EDO, with over load, short circuit etc protection with adjustable settings Qty-01 No

(iii) INCOMER METERING

(c) Phase Indication Lamps (RYB), LED Type - 01 No (Set of RYB)

(d) MCB SP 2 Amps C series for control protection RYB phases (set of 3) - 01 Set

(iv) OUTGOINGS FOR MOTOR

(a) To operate Main dewatering pumpsets Qty - 02 Nos

(b) To operate Drainage pumpset Qty - 01 No

(c) To operate Submersible pumpset Qty - 01 No

Notes for Pump motor Outgoings

(3) Each pump feeder shall have Indicators like R, Y, B, PUMP ON, PUMP OFF, trip etc

(v) OUTGOINGS-OTHERS

(a) MCCB 4P 63 Amps, 415 Volts, 50 Hz, 25KA (Ics = 100% Icu), Adjustable type ( thermal & magnetic ) Qty-02 Nos

(v) NOTES

(a) Panel shall be SCADA compatible. All necessary items, communication ports, relays etc for successful connection with SCADA system to be designed and provided with the panel. Necessary control and switching devices to execute the switching and control logic shall be deemed inclusive of the scope of supply irrespective of them being specified / not specified above

(b) All MCCBs shall have spreader link, phase separator and adjustable rotary handle and MCB shall be C series

(b) Panel manufacturers should have in-house poweder coating plant with minimum 8 tanks pre treatment of MS sheet facilities, dust free spray paint booth. 8 Tanks pre treatment process includes : Degreasing, Water rinsing, Derusting, Water rinsing, Activation, Phosphating, Water rinsing, Passivation.

(c) Thickness of powder coating shall not be less than 80 microns and test certificate for powder coating coating shall be furnished alongwith LT Panel.

(d) Pre despatch inspection shall be carried out by the authorised rep of accepting officer. Testing shall be done at manufacturers premises and all routine test like IR and continuity tests shall be performed / recorded in presence of authorised rep of AO.

(e) The panel manufacturer should have following certifications:- CPRI Degree of Protection IP-54, CPRI Short circuit withstand strength should be 50 KA rms for 1 sec, CPRI rated current for short circuit not less than 6000 A with rated insulation voltage 660V

(f) The panel shall be provided with space heater with temperature sensor.

(g) The Contractor shall furnish dimensional drawings of the items offered indicating all the fittings, dimensional tolerances, typical GADs, SLDs etc. for approval of A.O.

Material and labour for Design, Fabrication, Supply, Installation, Testing and commissioning factory made, Utility cope point, outdoor type, double door totally enclosed, dust and vermin proof, suitably ventilated, floor mounted, suitable for 3 phase and neutral, 50Hz AC supply system, fully compartmentalised, both side openable, made out of 3.0mm thick CRCA sheet steel for load bearing and 2.0mm thick for non load bearing, protection of enclosure IP-54 as per IS 2147 (latest version) with pre-treatment and powder coated of approved colour including suitable frame work/support made out of suitable size of angle iron/flat iron, front opening type with provision for cable entry with proper ferrule and cable glands, internal wiring with PVC insulated multi stranded copper conductor FRLS cable of adequate size (not less than 1.5 sqmm), required civil works for fixing, anchoring bolts, earthwork, PCC foundation etc with and including followings:- (UTILITY COPE POINTS) (Overall height of the panel from the ground level shall not be greater than 1500mm)

(i) BUSBAR CHAMBER

Copper bus bar of capacity equal to 1.5 times of rated incoming control switch gear including interconnection of all switch gears, extension of busbar should be provided if the number of cables feeding the bus bar are more than single run.

(ii) INCOMER

MCCB 4P 250 Amps, 415 Volts, 50 Hz, 50KA (Ics = 100% Icu), Adjustable type ( thermal & magnetic ) Qty-01 No

(iii) INCOMER METERING

(c) Phase Indication Lamps (RYB), LED Type - 01 No (Set of RYB)

(d) MCB SP 2 Amps C series for control protection RYB phases (set of 3) - 01 Set

(iv) OUTGOINGS

(a) Plug and Sockets 63A, 3P+N+E, IP 67. Qty-06 Nos

(v) NOTES

(a) All MCCBs shall have spreader link, phase separator and adjustable rotary handle and MCB shall be C series

(b) Panel manufacturers should have in-house poweder coating plant with minimum 8 tanks pre treatment of MS sheet facilities, dust free spray paint booth. 8 Tanks pre treatment process includes : Degreasing, Water rinsing, Derusting, Water rinsing, Activation, Phosphating, Water rinsing, Passivation.

(c) Thickness of powder coating shall not be less than 80 microns and test certificate for powder coating coating shall be furnished alongwith LT Panel.

(d) Pre despatch inspection shall be carried out by the authorised rep of accepting officer. Testing shall be done at manufacturers premises and all routine test like IR and continuity tests shall be performed / recorded in presence of authorised rep of AO.

(e) The panel manufacturer should have following certifications:- CPRI Degree of Protection IP-54, CPRI Short circuit withstand strength should be 50 KA rms for 1 sec, CPRI rated current for short circuit not less than 6000 A with rated insulation voltage 660V

(f) The Contractor shall furnish dimensional drawings of the items offered indicating all the fittings, dimensional tolerances, typical GADs, SLDs etc. for approval of A.O.

M & L for earthing complete with galvanized steel earth plate electrode of 60 cm x 60 cm x 6 mm size, buried directly in ground (earth pit not less than 2.25 m deep below ground level) with top edge of the plate not less than 1.5 m below normal ground level, connected to GI strip of size 32x6mm as earth lead, by means of bolts, buts, check nuts and washers of galvanised iron or steel, galvanized iron pipe of 15 mm diameter, connected to earthing test point, all as shown in electrical plate No. 3 connected to earthing test point all as specified or indicated including testing on completion and including excavation, earthwork, PCC earth pit, cover, GI watering pipe, funnel, etc. complete as all specified and directed by engineer- in- charge.

Notes : Cost of additional GI strip beyond 7.5 RM will be measured and paid seperately under relevant item.

M & L for 32x6mm GI strip as 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 as all specified and directed by the engineer- in- charge.

M & L for XLPE insulated screened PVC bedded, galvanised steel strip or wire amroured, electric power cables (heavy duty) 1100 volts grade with multistrand aluminium conductor of size 3.5 core 400 Sqmm including necessary clamping / dressing with cable ties and termination complete as all specified and directed by engineer- in- charge

M & L for XLPE insulated screened PVC bedded, galvanised steel strip or wire amroured, electric power cables (heavy duty) 1100 volts grade with multistrand copper conductor of size 4 core 10 Sqmm including necessary clamping / dressing with cable ties and termination complete as all specified and directed by engineer- in- charge

S&F LED flood light 210 watt 230V AC outdoor type with thermal management in multiple optics and equipped with IP66 protection, with impact and corrosion resistant complete with driver and lamp and mounting brackets, nuts bolts etc.

S&F GRP/FRP Junction boxes with IP66 protection with internal size not less than 150mm x 150mm x 80mm housed with loop-in loop-out connector, one MCB SP 6A, insulators etc complete with fixing arrangement.

Dismantling of existing LT Panel of any size and handing over to user

Taking down old U/S LT Cable of any size and handing over to user

Taking down old U/S GI earthing strip and handing over to user

Taking down old U/S flood light fitting and handing over to user

M&L for straight through jointing kit for LT XLPE cable of size 3.5 core 400 Sqmm

M&L for straight through jointing kit for LT XLPE cable of size 3.5 core 300 Sqmm

M&L for straight through jointing kit for LT XLPE cable of size 3.5 core 240 Sqmm

Removing excavated material not exceeding 50m and depositing where directed at a level not exceeding 1.5m

M & L for 150 mm NB (6" dia.) Galvanized iron Class-C, Main line conforming to IS 1239,LP air lines with all accessories like all fittings including tees, elbows, reducers, union, flanges, rubber gasket, GI nut bolts, washer, including supporting / fixing the pipe on floor / wall / ceilings with clamps, hangers, angles, channels using anchor fastners), and painting complete all as specified and directed by enginner-in-charge.

M & L for 100 mm NB (4" dia.) Galvanized iron Class-C, Branch line for air hydrants conforming to IS 1239,LP air lines with all accessories like all fittings including tees, elbows, reducers, union, flanges, rubber gasket, GI nut bolts, washer, including supporting / fixing the pipe on floor / wall / ceilings with clamps, hangers, angles, channels using anchor fastners), and painting complete all as specified and directed by enginner-in-charge.

Dismantling / Taking down of old 150 mm NB (6" dia.) pipe with all fittings and accessories and shifting at designated location complete and handing over to user all as specified and directed by the engineer-in-charge.

Dismantling / Taking down of old 100 mm NB (4" dia.) branch pipe with all fittings and accessories and shifting at designated location complete and handing over to user all as specified and directed by the engineer-in-charge.

M&L for providing of air tapping point complete with 100 x 50 x 50mm dia flanged Tee-01 No, 50 x 25 x 25mm dia flanged Tee 02 Nos, 25mm dia galves-04 Nos including rubber gasket and complete with necessary nuts, bolts, washers etc all as per existing. Old existing tapping point shall be dismantled and handed over to user.

S&F Pressure gauge 8" dial 0-21 Kg pressure range including one ball valve, nipple, socket, welding etc for mounting of pressure gauge complete all as specified and as directed.

M & L for PN 1.6 rated 150 mm NB (6" dia.) Cast iron (CI) Sluice Valve, conforming to IS 14846: 2000 with cast iron body & bonnet, SS spindle & stem conforming to IS 6603: 2001, cast iron stuffing box, carbon steel stud / bolt / nut & washer, Hand wheel operated and flange end connection conforming to IS 1538: 1993 with necessary accessories complete all as specified and directed by the engineer-in-charge.

M & L for PN 1.6 rated 100 mm NB (4" dia.) Cast iron (CI) Sluice Valve, conforming to IS 14846: 2000 with cast iron body & bonnet, SS spindle & stem conforming to IS 6603: 2001, cast iron stuffing box, carbon steel stud / bolt / nut & washer, Hand wheel operated and flange end connection conforming to IS 1538: 1993 with necessary accessories complete all as specified and directed by the engineer-in-charge.

Dismantling / Taking down of old 150/100 mm NB C.I. sluice valve with all fittings and accessories and shifting at designated location complete and handing over to user all as specified and directed by the engineer-in-charge.

M&L for pipe supports like joist, channel, angle etc made of Fe 410-W (Gde E-250) Quality A all as per site requirement

Providing and fixing Ultra High Strength Patch mortar on damage stone surfaces after neatly cleaning the surface and then mortar are applied on the surface making smooth with the help of trowel to give finished similar to stone. The 28 days equivalent compressive strength of the patch mortar should not be less than 70 N/mm2. Forming groove of uniform size and match the texture using natural stone texture paint to give authentic effects of natural stones in the top layer of plaster as per the previous pattern of stone masony wall using all suitable equipment's and finishing the groove complete.

M&L for spreading clean dry sand for cable protection/cushioning, in trenches complete all as specified and directed. Note- Consolidated (punned) thickness of sand shall only be measured.

Supply and laying IS Marked un-reinforced precast concrete cable cover as per IS 5820-1970 class LV, Type-1flat size 250 mm x 150mm x 40mm thick, complete all as specified and directed. Note: All cable covers to be embossed with letters "LT CABLE as specified.

M&L for cutting of road/hard standing having thickness upto 15cm for laying of cable, pipe etc and making good with matching existing surface finishes all as directed & specified by Engr-in-Charge.

MUKESH CONSTRUCTION CO (BID ID -3306650)

Shree Ayyappa Engineering (BID ID -3313229)

United Sales Corporation (BID ID -3305450)

Shetty Construction Co (BID ID -3312132)