SPECIAL REPAIRS TO COVERED WORKUP STATION BLDG NO. P-178 AND AS AND AS TO EXISTING WATER SUPPLY LINE AND ELECTRIC SUPPLY INCL LT PANEL AT RECREATION ROOM INCL TOILETS AND UPGRADATION IN CAPACITY OF EXISTING ROTATIONAL MOULDED PVC TANKS AT VARIOUS PLA

Amount

Dismantling Plain or corrugated steel sheeting, any gauge, thickness, including Nainital or similar pattern roof coverings( corrugated, semi-corrugated etc) sheets in roof covering

S&F Pre- painted galvalume aluminum zinc coating GI based corrugated steel sheet 0.50mm thick of an colour having tensile strength of 550 Mpa as in roof covering for flat or arched roof cladding to wall, fixed with self tapping screws as specified

Pre painted galvalume aluminium zinc coating GI based Plain steel sheet 0.50 mm thick of an colour having tensile strength of 550 Mpa as in roof covering/ cladding to wall, fixed with self tapping screws as specified.

Dismantling of Wall and ceiling boards (fibre, pulp, insulation, etc.) or insulation boards/ blankets, any thickness, including frame work complete all as specified

S & F anodised powder coated aluminium snap grid frame work for false ceiling of size 605 x 605mm all as specified

M&L 4mm thick non-asbestos fibre cement plain building boards fixed to timber/GI/aluminium framework with screws in false ceiling complete all as specified and directed by the Engineer-in-Charge.

S & F for hangers 6 mm dia G.I Upto (1200 mm length) adjusting level fixed to roof trusses by means of ceiling cleats made out of G.I Flat 40 x 3 mm size 600 mm long and expansion hold fasteners 12.5 mm dia . 40mm long complete all as specified

S & F Fibre glass reinforced translucent corrugated sheeting 2mm thick , with two corrugations side lap fixed with coach screw and washer in roof, wall if fixed with L-type or J-type or cranked hook bolts in lieu of screw and all as specified and directed.

S&F High performance industrial roof vent 600 mm dia neck of aluminium alloy designed to meet AS 2423 dt 28.01.95 to wind speed of 200 kg per hour and to prevent the entry of wind driven rain at a range of 2.5L per second inclusive of base plate,Nut and bolts and all necessary accessories all as specified and directed

Taking down plastering on brick or stone wall,etc including raking out joints, hacking for key, scrubbing down with water etc all as specified and directed.

M&L for 10 mm thick rendering on Internal plaster of brick work or concrete surfaces in cement mortar 1:6 on fair faces of brick work or concrete surfaces, finished even and smooth without using extra cement complete all as specified and as directed by the Engineer-in-Charge.

M&L Preparation of new surfaces of wall and applying two coats of plastic emulsion paint over priming paint including applying 3mm thick wall care putty on walls.

M&L for complete removal of existing treatment on walls and applying two coats of Weather Proof Paint over a coat of primer complete all as specified and as directed.

Supply, design and fixing of TRAY PANEL SCREW type system with Aluminium composite panel of Approved colour on Exterior walls, ACP Soffits, coping, slab projections at all heights and elevation including necessary aluminium framework. The aluminium composite panel should 4 mm thick consist of 3mm thick thermoplastic core of anti toxidant LDPE sand witched between 2 skins of 0.5mm thick aluminium alloy sheet making a total panel thickness of 4mm. The external surface shall be finished with PVDF paint on circular columns complete all as specified and as directed by Engineer-in-Charge. Make : Alucobond / Alstrong / Eurobond or any equivalent make as approved by GE

S&F Stainless steel handrails, fabricated to required design, using 304L stainless steel pipe of 50mm dia welded to 25mm dia stainless steel pipe balusters @ 300mm centre to centre and fittings, including welding and polishing and fixed with necessary stainless steel plates, flanges, canopies, screws etc, complete all as specified and as directed.

S&F MS Gutter 200x200 mm box type, fabricated to required design, using mild steel Sheet of fittings, including welding and polishing with applying two coats of high build chlorinated rubber paint over two coats of epoxy micaceous iron oxide paint protection with total thickness not less than 100 microns over two pack Zinc rich epoxy primer with total thickness not less than 45 microns including preparation /cleaning of steel surfaces complete all as specified and as directed.

Excavation in trenches n. exc 1.5 mtr wide and n. exc 1.5 mtr in depth for foundation, and getting out in soft /loose soil complete all as specified and as directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers n. exc 25 cm thick in soft /loose soil complete all as specified and as directed.

Removing surplus soil to a distance not exceeding 50 Mtr and deposited at a level not exceeding 1.5 mtr above from the starting point complete all as specified

M&L sand filling/ sand cushioning under floor or in foundations and for protection of under ground cable including watering and consolidation complete all as specified and directed.

Supply and lay bricks common burnt clay building bricks sub-class B of size 230x113x75 in cable trenches complete all as directed

M&L Earthing complete with galvanised steel earth plate electrode 60x60 CMx3.15mm thick, buried directly and preferably vertically in ground (earth pit not less than 2.25 mtr deep below ground level ) with top edge of the plate not less than 1.5 mtr below normal ground level, connected to galvanised earth strip 20x3mm as earthing lead by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No 3, connected to earthing point of outdoor panel boards all as specified including earth work and excavation in any type of soil, PCC 1:3:6 type C1 chamber & RCC 1:2:4 type B1 cover 40mm thick, with 8mm dia steel deformed (TMT bars) reinforcement at 150mm c/c both ways, 20mm dia GI medium grade pipe for watering , water funnel, complete all as specified and testing on completion.

M & L for PCC 1:3:6 type C-1 (using 20mm graded stone aggregate) as in roof padding over roof slab, roof kerbs or mud stop rounded or chamfered on edges, coupling including necessary formwork for using as thrust block complete all as specified and as directed.

Material and labour for galvanized iron tubing 40mm bore light grade with all fitting for protection of earthing lead from mechanical injury or tempering all as specified and as directed.

Taking down carefully existing aluminium conductor point wiring (light / fan / socket or power point) complete, with all fittings such as switches, socket, regulator, ceiling rose, utility light fittings and lamp holders etc and removing materials from site and making good the disturbed surfaces of walls, roof and floor etc as per existing specification complete all as specified and directed.

M&L for concealed point wiring with 1.5 Sqmm (nominal cross-sectional area) FRLS PVC insulated and unsheathed 1100 V grade multi stranded copper conductor single core cable drawn through and including 20 mm dia (medium grade) rigid metallic stove enamelled concealed conduit with all fittings and accessories including one run of FRLS PVC insulated and unsheathed single core multi stranded copper conductor cable of size 1.5 Sqmm as earth continuity conductor to common earth and earth dolly including new pressed steel sunken boxes readily available (having thickness not less than 1.22 mm for boxes upto a size of 200 mm x 300 mm and beyond that the wall thickness shall not be less than 1.63 mm) concealed type with 2 mm thick bakelite sheet cover for mounting switches, sockets, fan regulator etc including testing complete all as specified and as directed for the following :- Note:- unit rate including for cutting chases for conduits and sinking for boxes and making good to wall floors etc.

All as per Srl Item No. 26 here-in-above but for One light / fan point controlled by one, one way switch and regulator

All as per Srl Item No. 26 here-in-above but for one 5 Amp 5 Pin socket outlet point on same board with other switches including earth wire as specified

All as per Srl Item No. 26 here-in-above but 4.0 Sqmm (36/0.30mm) PVC copper stranded cable FRLS type for one 15 Amp 6 pin socket outlet point including PVC cable 4 sqmm FRLS type copper stranded conductor as earth wire as specified & connected to common earth and earth terminals including boards for mounting purposes

All as per Srl Item No. 26 here-in-above but for one 5 Amp 5 Pin socket outlet point on independent board with other switches including earth wire as specified

All as per srl item no.26 here in before but one light point controlled by 2 switches

Supply and fixing switch piano flush button single pole one way 5 amps all as specified and as directed.

Supply and fixing switch socket outlet 5 pin 5 amp multipurpose 230 volts single pole one way suitable for 3 pin/ 2 pin 5 Amp plug top white/ ivory finish all as specified and as directed.

Supply and fixing switch socket combination 5 pin 15 amp multipurpose 230 volts single pole one way suitable for 3 pin/ 2 pin 15 Amp plug top white/ ivory finish all as specified and as directed.

Supply and fixing switch socket combination 2 in 1, 3 pin, 5/15 amp flush type all as specified and as directed

Supply and fix lamp holder, PVC/ Polycarbonate type with back plate suitable for batten fittings

S&F ceiling rose surface bakelite three terminals all as specified and as directed.

M&L for connecting up fan regulator electronic on existing phenolic laminated sheet dimmer type 230 Volts, 450 watts suitable for ceiling fan 1200/1400mm seep

S&F LED tube light with fittings 22 W complete all as specified and as directed.

Supply and fixing sheet metal enclosure for MCB, DBs, phosphatised, Powder coated , single pole and neutral (SPN) 240 Volt , double door, suitable for 8 way with din rail earth and neutral bar all as specified and as directed.

S&F sheet metal enclosure for MCB DBs, phosphatised, Powder coated , triple pole and neutral (TPN) 240 Volt , double door, suitable for 4 way with dim rail earth and neutral bar all as specified and as directed.

S&F in proper position MCB TPN of capacity 63 amps, 440 Volts c-series with 10kA breaking capacity all as specified and as directed.

Supply and fixing MCB Single Pole (SP) C curve 10kA breaking capacity of 6 to 32 amps, 230 Volts in proper position all as specified and as directed.

Supply and fixing Ceiling fan of 230 Volts 1200 mm sweep 5 STAR rating with clamp and hook at proper position with taking down old ceiling fan and kept in MES store yard with necessary accessories etc.all as specified and as directed. (Havells model no : ES 40 or equivalent as approved by GE)

S&F PVC insulated, armoured, heavy duty electric cable with aluminium conductor, 1100 volts grade, cross-sectional area 35 sq. mm 3.5 core complete all as specified and directed.

M&L for copper strip 20 x 3 with saddles and fixing screws for roof conductor and down conductor including replacement of insulating blocks complete all as specified and as directed by the Engineer-in-Charge.

Supplying, Install and commisioning+B49:B56 of 2000 LPH RO plant working on Reverse osmosis technology comprising following including accessories and Tech Specifications including testing & commissioning complete plant '. 1. ECS 70L UV Lamp SS Steel Housing Make-ALFA 2. 2000 Liters SS Tank Hygienic Drinking Purpose Make-Aqua 3. 5000 Lite Tripple Layer Raw water Tank (10 Year Guarantee). 4. Softener Vessel 16*64 Make- Painter 5. Softener Top Multiplicity 40 NB Make- UKL(Initiative) 6. Rexene 225 NA (100 Ltrs) . 7. Ozonator 3 Gms Make- ALFA The operating Condition of RO Plant includes feed flow rate of 3800 LPH, Product flow rate of 2000 LPH and recovery rate should be in between 40-45%. The end water Quality should have features like TDS in between 20-80 PPM PH Value- 7.0+/- 0.2 and zero colour and Turbidity. (Note : Srl item No. 48 is here by continued as srl item No. 48.1 to 48.2)

Technical Specification 1. Vertical Type Pressure Vessei having Dia 13 Inch ,Height-65 Inch , Vol- 75 Ltr, MOC-FRP,Back wash Time- 10 to 15 Min, Type of operation- Manual multi port valve 25 NB and having finishing sand- 100 Kg 2. Activated Carbon Vessel- Vertical Type having Dia 16 Inch ,Height-65 Inch, Vol- 75 Ltr, MOC-FRP,Back wash Time- 10 to 15 Min, Type pf operation- Manual multi port valve 25 NB and having Carbon 6001V- 100Kg 3. Anti Scalant Dosing System- Pump -01 Nos, Electronic Diaphragm type, Discharge- O to 6 LPH, Capacity of Tank-40 Ltrs, MOC-HDPE 4.Catridge Filter Housing- Flow rate- 1.5 m3/hr ,MOC-FRP Height- 20 Inches, Dia-4 Inches ,No of Catridges-02 Nos 5.Micron Filter Housing- Flow rate- 1.5 m3/hr MOC-FRP ,No of Cartridges- 02 Nos ,Dia of Cartridge- 4 Inches, Length of Catridge-20 Inches of 5 Micron (Qty-02 Nos) MICRON CATRIDGE : - Flow rate- 1.5 m3/hr MOC- PP .No of Catridges-02 Nos ,Rating- 20 Inches (2 Nos): 5 Micron

7. Pump- 01 Nos vertical Centrifugal Multi stage of Capacity- 4 HP working on 240 Volt,50 Hz having LHR 4/16, MOC-SS 8. Pressure Tube- RO Module consisting of Membrane Housing with RO Membrane Mounted on Skid, MOC- FRP, dIA- 40 Inches „Length- 80 Inches . (Qty-02 Nos) 9. Membrane Chamber for 2000 TDS - Type- TFC Polyamide, 40 Inch dia ,Length-80 Inch (Qty-02 Nos) 10. Raw Water Pump- Mono block Type Capacity- 1.5 HP, Flow output 30000 LPH (Qty-01 Nos) INSTRUMENTATION: 1. Flow Indicators- 02 Nos Flat Type Panel Mounted with operating Temperature- 40 Degree Centigrade Having two measuring Points RO Module Product and Reject flow. 2. Pressure Guages Qty- 06 Nos having range 0-20 Kg/cm2 and 0-7 kg/cm2 located at RO module inlet and Reject Flow 3. Pressure Control Valve- Located at Reject water line Qty-01 Nos 4. Electrical Control Panel- 01 Nos, skid Mounted working on Electronic Digital Mode.

Fixing in repair UV Lamp SS Steel Housing ECS 70 L all as specified and directed by Engineer-in- Charge. Make- Alfa

Supply and Fixing 2000 Litres SS Hygienic Drinking Purpose all as Specified and directed by Engineer-in- Charge. Make- AQUA

Supply and fixing in repair of Softener Vessel Each 20*64 size all as specified and directed by Engr-in- charge

Supply and fixing of Rexene NB (150 Ltrs) a all RM as specified and directed by Engr-in-charge.

Supply and fixing raw water Tank Each 5000 Litre Storage Tank.

Supply and fixing ozonator of Capacity 3 Grm/ML.

Taking up or down 25mm dia. steel tubing and connections including for refixing or removal from site complete all as specified and as directed by the Engineer-in-Charge.

Taking up or down 50mm dia. steel tubing and connections including for refixing or removal from site complete all as specified and as directed by the Engineer-in-Charge.

refixing only old serviceable GI pipe including fittings of dia 25 mm complete all as specified and as directed.

refixing only old serviceable GI pipe including fittings of dia 50 mm complete all as specified and as directed.

M&L for pipes galvanised medium grade including fittings of dia 25 mm laid in trenches complete all as specified and as directed.

M&L for pipes galvanised medium grade including fittings of dia 50 mm laid in trenches complete all as specified and as directed.

Supply and fixing gun metal, globe or gate valve of size 50 mm, with iron wheel head, screwed both ends for iron pipe and fixed complete all as specified and as directed.

Supply and fixing gun metal, globe or gate valve of size 25 mm, with iron wheel head, screwed both ends for iron pipe and fixed complete all as specified and as directed.

Dismantling water tanks of capacity exc 500 ltrs but not exc 1000 ltrs and removing to store complete all as specified and as directed.

Dismantling water tanks of capacity exc 1000 ltrs but not exc 2000 ltrs and removing to store complete all as specified and as directed.

Disconnecting existing tank of exc 500 ltrs & n exc 1000 ltrs capacity ,setting aside (or lowering if required) for repair ,cleaning etc and hoisting if required reconnecting and re-fixing in position complete all as specified and as directed.

Disconnecting existing tank of exc 1000 ltrs & n exc 2000 ltrs capacity ,setting aside (or lowering if required) for repair ,cleaning etc and hoisting if required reconnecting and re-fixing in position complete all as specified and as directed.

S & F rotational moulded polyethylene water storage tank (Cylindrical vertical with closed top) Conforming to IS 12701-1996 three layered hoisted and fixed in position 1000 ltrs capacity complete all as specified in SSR Part I complete all as specified and as directed.

S & F rotational moulded polyethylene water storage tank (Cylindrical vertical with closed top) Conforming to IS 12701-1996 three layered hoisted and fixed in position 2000 ltrs capacity complete all as specified in SSR Part I complete all as specified and as directed.

Supply and fixing gun metal, globe or gate valve of size 40 mm, with iron wheel head, screwed both ends for iron pipe and fixed complete all as specified and as directed.

Taking down carefully by unscrewing from boards / outlet boxes, fittings and fixtures such as switches, sockets, ceiling roses, lamp holders, brackets, ceiling fittings, bulk head fittings, tube light fittings and fan regulators etc. for reuse at site complete all as specified and as directed. (Note : To be measured only when found serviceable in all respects complete for reuse)

Material and labour for sub main wiring with two single core PVC insulated un-sheathed cable with multi-stranded copper conductor of 1.5sq mm size and drawing into and including concealed PVC conduit with earthing cable of PVC insulated un-sheathed stranded copper conductor of size 1.5 sqmm, single core, as earth continuity wire all as specified and as directed. (Note : Three runs of 1.5 sqmm wire and one run of PVC conduit of suitable size shall be measured as one unit)

Material and labour for sub main wiring with two single core PVC insulated un-sheathed cable with multi-stranded copper conductor of 4 sq mm size and drawing into and including concealed PVC conduit with earthing cable of PVC insulated un-sheathed stranded copper conductor of size 4 sqmm, single core, as earth continuity wire all as specified and as directed. (Note : Three runs of 4.0 sqmm wire and one run of PVC conduit of suitable size shall be measured as one unit)

Material and labour for sub main wiring with two single core PVC insulated un-sheathed cable with multi-stranded copper conductor of 6 sq mm size and drawing into and including concealed PVC conduit with earthing cable of PVC insulated un-sheathed stranded copper conductor of size 6 sqmm, single core, as earth continuity wire all as specified and as directed. (Note : Three runs of 6.0 sqmm wire and one run of PVC conduit of suitable size shall be measured as one unit)

Supply and fixing fan regulator electronic deluxe rotary step type all as specified and as directed.

Fixing only ceiling rose surface bakelite three terminals (Material obtained from item No 70 here in before shall be re-used) all as specified and as directed.

Supply and fixing MCB Four Pole (FP) C curve 10kA breaking capacity of 63 amps, 415 Volts in proper position all as specified and as directed.

S&F in proper position MCB Double Pole of capacity up to 40 amps, 240 Volts c-series with 10kA breaking capacity all as specified and as directed.

S&F of single pole and neutral enclosure of 20 Amps, 240 volt with a two pin and earth plug and socket complete with one double pole MCB as directed by engr-in-Charge.

Supply and fixing indoor luminare decorative batten for wall/ceiling mounting box type Extruded aluminium housing ,PC Diffuser, energy efficient saving LED BATTEN LIGHT 20W,230 V,50 HZ, slim integrated design easy install incl twin twisted copper conductor flexible wire from ceiling rose to connector all as specified and as directed. Make : CG Cat Part no. CCS-100-20-65-HL2-DP-NWH or equivalent as approved by GE

S&F Recess Mounting luminaris LED downlighter of 12 W white in the shape of round complete , all as specified and as directed.

Supply and fixing LED mirror light fittings 07 W,230 V,50 HZ suitable for indoor and outdoor applications complete all as specified and as directed.

Supply and fixing on wall security LED light luminaire fitting 1X25 W and including cable for connection from celling rose with 1.5 Sqmm PVC insulated stranded copper conductor (FRLS) cable including 25 mm GI bracket medium grade 1m long bent to shape including bolt, nut,washer,clamp etc all as specified and as directed by the Engineer-in-charge.

Supply and fixing 1x120 W LED highbay light new generation high luminous efficency,fixed to false ceiling surface /suspended with incl necessary fixing accessories channel,ms clamp,nuts, bolts washer, suspended rod of required size etc. complete all as specified and as directed. Make Bajaj Cat no - TENTO NXT B132L WH NB SD or equivalent as approved by GE

Taking down carefully ceiling fan any sweep and any make after disconnecting the electrical connection, dismantling the blades and removing fan incl blades for safe custody for reuse and re-assembling the fan complete and refixing the fan in same position including all electrical connection all as specified and as directed.

Material and labour for taking out and removing burnt copper winding, cleaning the armature, rewinding the fan armature for 1200mm sweep fan with new super enamelled copper wire of existing gauge including supply and fixing necessary insulating materials etc and varnishing with approved grade of insulation varnish and heating up and testing all as specified and as directed.

Supply only bearing No.6201/6202 for ceiling /Exhaust fan (Make - TATA/SKF/NBC ).

Supply only fan condenser upto 2.5 mfd (Make - USHA/UNIVERSAL/Havells}.

Supply only mounting clamp assembly complete for ceiling fan 1200mm/1400mm sweep with amp,bolt,nut,washers, safety/ split pins and rubber bush and all as specified and as directed.

M&L complete for exhaust fan metal body of size 300 mm sweep, single phase,230volts Ac with louver shutter /grill and connection complete with cutting of a hole on wall of suitable size, taking out old u/s kept deposit in MES store yard , all as specified and as directed.

Supply & fix Wall mounted type air circulator 230 volts , single phase ,1440 RPM oscillating 450 mm sweep metal body complete all as specified and directed.

Supply and fixing 1.5 m down rod assembly with MS Clamp hooks gorwing in false ceilling/channel complete for ceiling fan /high way light all as specified and as directed.

M&L for Earthing complete with 2.5m CI pipe 80 mm dia with flanged ends, centifugally cast, class A, in any length, joints with suitable stainless steel nuts and bolts and sufficient slote up to 2 mtrs length buried directly and preferably vertically in ground with top flanged ended 2 mtrs below ground lebel welded/connected with GI strip 32X6 mm dia Galvanised iron or steel wire, connected to Earth pit to DB for earthing including filling the pit with charcol common salt surrounding the earth pipe includingdrilling 400 mm dia bore in any strata of soil to lower the CI pipe complete

POTHINA SAMBAMURTHY

SRIVALLI ENGINEERS

VASANTHA NAIDU ASSOCIATES

Ruchira Associates

SRI SAI KRISHNA ENGINEERING WORKS