Construction of Deputy Commissioner/Executive Officer office and Vahana Mandapam

Installation Charges inclusive of Transportation to site and the Bored pile equipment employed for the works including setting up of pile driving equipment with all accessories and tools at each of the pile location based on the sequence of operation approved by the departmental Engineers irrespective of the location and distance involved in movement of pile driving equipment etc., complete complying with standard specification and as directed by the departmental officers.

Installation of Vertical Bored cast in situ RCC piles in all types of soils, using Ready Mix Concrete of M30 grade, with sulphate resistant Cement, fine aggregate, 20mm and down graded HBGS jelly coarse aggregate. The rate excludes cost of reinforcing steel, binding wire, fabrication, welding charges, placing of reinforcement cage in bore hole in correct position, cost of boring to the required depth with Bentonite solution with temprory casing of required length, conveyance of RMC to site and pouring concrete using Tremine pipes, conveyance of all materials to the site including all tools and plants, shifting the plants and equipments from one point to another, excavation of mud pits for circulation of Bentonite solution, closing the mud pits to original level and mud removal with initial lead and lift but excluding dismandeling the concrete above the cut off level etc complete as directed by the departmental officers including socketing. The reinforcement cage should be welded properly for lifting. The concrete cubes to be tested as per IS 456-2000. Acceptance criteria by clause 16.1. Frequency of testing should be as per clause 15.2.2. The length of pile for payment shall be measured upto natural ground level. The work should be carried out as per IS 2911. Pile depth should be decided by the departmental officers at site.

450mm Dia Pile

200mm Dia Pile

Initial load test as per IS 2911 part IV 1995 including cost of single pile (250% of pile capacity, labour, reinforcement charges and all other incidental charges including excavation, shoring, strutting, dewatering etc., as necessary hire charges for jacks, measuring devices, structural frames work for platform, kent ledges etc, as required and as directed by the departmental officers etc., complete complying with standard specification and as directed by the departmental officers.

Routine load test as per IS 2911 part IV 1995 (150% of pile capacity) including labour charges for jack, measuring devices structural frame work plot form, kent ledges etc, as required and as directed by the departmental officers etc., complete complying with standard specification and as directed by the departmental officers.

Dismantling pile Concrete without cutting the reinforcement of pile from Cut off level by manual /by using deploying machineries complete complying with standard specification and as directed by the departmental officers.

Earth work excavation for foundation in all soils and sub-soils and to full depth as may be directed except in rock requiring blasting inclusive of shoring shuttering, bailing out water wherever necessary and depositing the surplus earth within the compound in places shown by the departmental officers with an initial lead of 10 mts and initial lift of 2 mts. and clearing and levelling the site, etc., complete complying with standard specification.

Supplying and filling basement with conveyed earth from yard with initial 10 km lead . stiff black cotton, hard red earth, shales,murram, gravel, stoney earth and earth mixed with small size boulders . depositing the earth as shown by the departmental officers in layers of not more than 15 cm thick well rammed, watered and consolidated etc. complete complying with standard specification.

Supplying and filling in foundation, basement, etc with filling m-sand in layers of not more than 15 cm thick well watered, rammed and consolidated etc. complete complying with standard specification and as directed by the departmental officers.

Cement Concrete 1:5:10 (One Cement, Five sand and Ten hard broken stone jelly) using 40 mm gauge hard broken granite stone jelly for foundation including dewatering wherever necessary and laid in layers of not more than 15 cm thick well rammed, consolidated and curing etc. complete complying with standard specification.

Supplying and filling in foundation, basement, etc with filling quarry stone dust in layers of not more than 15 cm thick well watered, rammed and consolidated etc. complete complying with standard specification and as directed by the departmental officers.

Supplying and erecting steel centering including necessary supports for plane surfaces for Reinforced Cement Concrete works such as column footings, column pedestals, plinth beams, grade beams, staircase steps, Sill slabs etc. which require only nominal strutting using mild steel sheets of size 90cm x 60cm and 10 BG stiffened with welded mild steel angles of size 25mm x 25mm x 3 mm for boarding, laid with silver oak joists of size 10cm x 5cm & 7.5cm x 5cm as support runner, vertical stiffener, side support and Top Horizontal stiffener spaced at about 60cm to 90cm centre to centre or at suitable intervals etc. complete in all floors complying with standard specifcation. (Payment for centering shall be given after the concrete is laid).

Supplying and erecting centering for plane surfaces such as RCC Floor/Roof Beam, Lintels, Cantilever Beams, Bed Blocks etc.. with necessary supports and strutting upto 3.60m height in all floors with all cross bracings using MS Sheets made of 10 gauge thick welded with MS angle of Size 25mm x 25mm x 3mm for boarding laid over Steel adjustable Span of Size 2m x 2m(expandable upto 3.60m) and Silver Oak Joists of Size 10 x 5 cm spaced at 50cm to 60cm c/c and supported by Steel Adjustable Telescopic Props of Size 2m x 2m (expandable upto 3.60m) made with outer steel pipe with dia 50mm (3.60mm thick) and inner steel pipe with dia 40mm (2.90mm thick) Spaced at not more than 50 to 60cm c/c, etc complete complying with standard specifications. Steel adjustable span and Steel Adjustable telescopic props shall be provided as directed by the departmental Officers. (Payment for centering shall be given after the concrete is laid).

Supplying and erecting centering for plane surfaces such as RCC Floor Slab, Roof Slab, Loft, Landing Slabs, etc with necessary supports and strutting upto 3.60m height in all floors with all cross bracings using MS Sheets made of 10 gauge thick welded with MS angle of Size 25mm x 25mm x 3mm for boarding laid over steel adjustable span of size 2m x 2m (expandable upto 3.60m) and supported by Steel Adjustable Telescopic Props of Size 2m x 2m (expandable upto 3.60m) made with outer steel pipe with dia 50mm (3.60mm thick) and inner steel pipe with dia 40mm (2.90mm thick) , etc complete complying with standard specifications. Steel adjustable span and Steel Adjustable telescopic props shall be provided as directed by the departmental Officers. (Payment for centering shall be given after the concrete is laid).

Supplying and erecting steel centering including necessary supports For plane surfaces such as rectangular or square RCC columns etc. which require only nominal strutting using mild steel sheets made of 10 gauge thick welded with MS angle size 40mm x 40mm x 5 mm and supported by Steel Adjustable Telescopic Props of Size 2m x 2m (expandable upto 3.60m) made with outer steel pipe with dia 50mm (3.60mm thick) and inner steel pipe with dia 40mm (2.90mm thick).etc..complete in all floors complying with standard specifcation. Steel Adjustable telescopic props shall be provided as directed by the departmental Officers. (Payment for centering shall be given after the concrete is laid).

Supplying and erecting steel centering including necessary supports for plane surfaces for Reinforced Cement Concrete works such as vertical slab, side slabs of boxing, vertical drops, facia, vertical wall, etc. using mild steel sheets of size 1200cm x 60cm and 10 BG stiffened with welded mild steel angles of size 40mm x 40mm x 5 mm for boarding, laid with silver oak joists of size 10cm x 5cm & 7.5cm x 5cm as support runner, Top Horizontal stiffener spaced at about 60cm to 90cm centre to centre or at suitable intervals. MS Channel Section (ISMC 100) shall be provided as a vertical support @1.20m C/C and with Lateral support of Steel Adjustable Telescopic Props of Size 2m x 2m (expandable upto 3.60m) & steel pipes of 20mm dia @ required level/spacing etc. complete complying with standard specifcation and as directed by the departmental officers. (Payment for centering shall be given after the concrete is laid)

Providing and laying in position, Standardised Concrete Mix M-25 Grade in accordance with IS:456-2000 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cementcontent of 400 kg/m3 and maximum water cement ratio of 0.45, including admixture (plasticiser / superplasticiser) in recommended proportions as per IS:9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability with about (5.0 cu.m.) 7730 kg. of 20mm machine crushed stone jelly and with about (3.3 cu.m.) 5156 kg. of 10-12mm machine crushed stone jelly and with about (4.79 cu.m') 7670 kg. of crushed stone sand, but excluding cost of reinforcement grill and fabricating charges, centering and shuttering and also including laying, vibrating with mechanical vibrators, finishing, curing, etc. and providing fixtures like fan clamps in the RCC floor/ roof slabs wherever necessary without claiming extra, etc., complete complying with standard specification and as directed by the departmental officers. The coarse and fine aggregates to be used should comply with the requirements of IS Standards. (No separate payment will be made by the Department for the excess usage of materials).

Foundation basement

Stilt Floor

First Floor

Second Floor

Terrace Floor

Supplying, fabricating and placing in position Mild Steel / Ribbed Tor Steel reinforcement grills of all variety like HYSD/CTD/TMTand all grade like Fe 500, Fe550D, Fe 500 D etc., for all RCC works as per design given including cost of steel reinforcement and G.I. binding wire, wastage etc. complete complying with standard specification and as directed by the departmental officers.(Contractor has to make his own arrangements for the supply of steel reinforcement and binding wire)

Foundation & Basement

Stilt Floor

First Floor

Second Floor

Terrace Floor

Brick work in following Cement Mortar using best quality of Second Class Ground Moulded Chamber Burnt Bricks 9" x 4-3/8" x 2-3/4" for foundation and basement including curing, etc., complete complying with standard specifiction.

Foundation basement CM 1:5

Stilt Floor CM 1:6

First Floor CM 1:6

Second Floor CM 1:6

Terrace Floor CM 1:6

Brick partition walls of 11.50cm thickness using best quality II Class Ground Chamber Burnt Bricks of size 9" x 4-3/8" x 2-3/4" in Cement Mortar 1:3 (One Cement and Three Sand) using hoop iron reinforcement if found necessary including curing etc. complete and as directed by the departmental officers.

Stilt Floor

First Floor

Second Floor

Plastering with Cement Mortar 1:5 (One cement and Five sand), 12mm thick in all floors including curing etc. complete complying with standard specification and as directed by the departmental officers.

Plastering the surface of walls with Cement Mortar 1:3 (One cement and Three plastering sand), 12mm thick in all floors including curing etc., complete complying with standard specification and as directed by the departmental officers.

Special ceiling plastering and finishing the exposed surface of all RCC items of work such as slabs, beams, sunshades, facia, canopy slab, staircase waist slab, landing slab etc., with Cement Mortar 1:3 (One Cement and Three Plastering Sand) 10mm thick including hacking the surfaces, providing cement mortar nosing, beading for sunshades, staircases, steps, landing slabs and curing, etc., in all floors complying with standard specification and as directed by the departmental officers.

Painting two coats of newly plastered wall surface with ready mixed water based emulsion paint of first class quality and of approved colour over a priming coat including thorough scrapping, clean removal of dirt, and including necessary plaster of paris putty, wherever required etc., complete complying with standard specification.

Paving the floor with best quality Vertified Tiles of size 600 x 600 x 8mm of approved colour, shade and quality laid in cement mortar 1:3 (one cement and three crushed stone sand) 20mm thick in all floors and the top pointed with the white cement mixed same colour pigments etc., complete complying with standard specification. (The make and brand of the tiles should be got approved by Executive Engineer before use on works)

Paving the floor with pre-polished concrete anti-skid tiles (Required shape and design) of approved quality and colour laid in Cement Mortar 1:3 (One Cement and Three sand) 20mm thick and pointed with white cement mixed with colouring pigment at the rate of 0.40 Kg. / sq.m., curing, etc., complete complying with standard specification and as directed by the departmental officers. (The make and brand of the tiles should be got approved by Executive Engineer before use on works)

Flooring with following joint free rectified glazed ceramic tiles of size 305 x 305 x 8 mm laid over 25 mm thick cement mortar 1:3 (One Cement and Three Sand) base mortar over the existing slab / floor including cutting the tiles to the required size with special cutter wherever necessary, laying in position and pointing with white cement mixed with colouring pigment at the rate of 0.3 Kg. / sq.m. etc., complete complying with standard specification. (The make and brand of the tiles should be got approved by Executive Engineer before use on works)

Dadooing walls with following best approved quality, white / colour glazed tiles of following sizes set in Cement Mortar 1:2 (One Cement and Two crushed stone sand) 10mm thick and pointing the joints with white cement mixed with colouring pigments at the rate of 0.40 Kg. / sq.m. neatly in all floors, curing, etc., complying with standard specification and as directed by the departmental officers.

Paving the floor with best approved quality fine polished Granite Stone Slabs of size 1200 x 600 of 18 / 20mm thick of Synthetic Grey, Paradise and similar varieties with machine cut edges laid over a cement mortar bed of 20mm thick using cement mortar 1:3 (One cement and three crushed stone sand) fixing the slabs with required cement slurry and laid in true right angles with minimum possible width of joints and pointing the joints with white cement mixed with mathcing colouring pigments etc., The granite stone slabs and other materials to be used shall be got approved by the Executive Engineer concerned before use on work, etc., complete as per standard speicification.

Supplying and fixing Teak wood scantlings including materials and labour Charges etc., complete complying with standard specification and as directed by the departmental officers.

TW Scantlings over 2m and below 3m

TW Scantlings below 2m

Supplying and fixing in position of Best Indian Teakwood Panelled door shutters Double leaf in position using 125 mm x 37.5 mm rails (Top, middle, bottom and lock rail) ,125 mm x 37.5 mm styles and 18.75 mm thick planks for panels including cost and labour for fixing excluding cost of varnishing the door but including cost and labour for fixing the Brass furniture fittings with required screws viz., 1 No. of 6" Door Handle, 3 Nos. of 5" Butt hinges, 2 Nos. of 6"x1/2" Tower bolt, 1 No. of 10" x 5/8" Aldrops, 1 No. of Nylon Rubber bush of size 2", 1 No. of door stopper with rubber bush, ncluding cost and fixing of Mortice Lock etc. all, complete as per relevant standard specification and as directed by the departmental officers.

Supplying and fixing of soild core Flush shutters with Teak ply on both sides with teak wood lipping all-round 35 mm thick including cost and labour for fixing the Aluminium furniture fittings viz. 2 no. of Door Handle 3 nos. of 5" Aluminium Butt hinges, 2 nos. of 6"x1/2" Tower bolt,1no. of 10"x5/8" Aldrop, 1no. of Rubber bush,1no. of door stopper with rubber bush, with required screws etc. all complete complying with relevant standard specifications and as directed by the departmental officers.

Supplying and fixing WPC Door Shuter of 35mm thick with frame size 75mm x 50mm including cost of wind appliances and furniture fittings such as 3 Nos of butt Hinges of Size (125mm x 30mm), 1 No 150mm long SS tower bolt, 1no. 250x16mm SS aldrops, 2 nos. 200mm ‘D’ type aluminium door handle, complete complying with standard specification and as directed by the departmental officers.

Painting new wood work with two finishing coats of synthetic enamel ready mixed paint of approved quality and colour over one coat priming coat in all floors including the cost of primer etc., complete complying with standard specification. (The make, quality and colour of paint should be got approved by the Executive Engineer before use on works.)

UPVC Window Specification: Supplying and fixing UPVC (Un-Plasticized Polyvinyl Chloride) Windows of casement type (open) from the profile the size of outer frame 60mm x 58mm and shutter profile are reinforcement with GI/1mm 125GSM and 100% corrosion free, the profiles are multi chambered sections with wall thick of 2mm. The EPDM rubber (black colour) covered with over all the edges of frame and shutter the shutter will be provided with Espag multi power point locks and also it operates as handle. The corners and joints should be welded and cleaned. Radiations free pin headed plain or brown colour glass 4mm thick should be provided to the shutter and it should not allow leakage of water even at most ranging storms and should have key lockable action, security protective hinges, strong locking systems and as per size for arresting noise and energy loss. The connecting mechanism between sash and outer frame that enables opening of the window. The window should be fixed to the wall with 100% packing with screws and silicon packing all round the frames. The window should be got approved from the Executive Engineer before use on work.

UPVC Ventilator Specification: Supplying and fixing UPVC (Un-Plasticized Polyvinyl Chloride) Louvered Ventilators of from the profile the size of outer frame 60mm x 58mm and shutter profile size of 60 x 78mm both profiles are reinforced with GI/1mm 125GSM and 100% corrosion free, the profile are multi chambered sections with wall thick of 2mm. The EPDM rubber (black colour) covered with all over the edges of frame and shutter. The corners and joints should be welded and cleaned. Radiations pin headed glass 4mm thick should be provided in the louvers. The window should be fixed to the wall with 100% packing with screws and silicon packing all round the frames. The ventilator should be got approved from the Executive Engineer before use on work.

Supplying and fixing Mild Steel Grills for windows and ventilators etc., including the cost of mild steel angles, plates, rods, cost of welding charges and one coat of priming coat etc., complete.(The design should be got approved by the departmental officers.)

Painting new iron works such as steel doors, windows, ventilators, window bars, balustrades etc., with two coats of best approved first quality and colour of synthetic enamel paint over one coat of zinc chromate priming coat in all floors including cost of priming coat etc., complete complying with standard specification. (The make, quality and colour of paint should be got approved by the Executive Engineer before use on works.)

Weathering course in brick jelly lime concrete using broken brick jelly of size 20mm uniform gauge in pure slaked lime (no sand to be used) to the proportion of brick jelly to lime being 32:12.5 by volume and laid over the RCC roof slab in a single layer of required slope and finished by beating the concrete with wooden beaters of approved pattern, keeping the surface constantly wet by sprinkling lime jaggery water, etc., complete as per standard specification and as directed by the deparmental officers.

Finishing the top of roof with one course of machine pressed tiles of size 230mm x 230mm x 20mm of approved quality set in Cement Mortar 1:3 (One Cement and Three Sand) 12mm thick mixed with water proofing compound conforming to ISS at 2% by weight of cement used and the joints pointed neatly to full depth of tiles with the same cement mortar mixed with red oxide and water proofing compound including curing etc., complete complying with standard specification and as directed by the departmental officers

Providing granolithic floor finish of the following thickness with plain cement concrete 1:2:4 (One Cement, Two crushed stone sand and Four aggregate) using 10 to 12mm gauge hard broken stone jelly including laying, finishing and the top rubbed smooth with power trawl, thread lining, curing etc. complete complying with standard specification and as directed by the departmental officers. (The rate is inclusive of necessary planking for panelling wherever necessary and as directed by the departmental officers) 25mm Thick

Supplying and fixing in position white / colour glazed European Water Closet of best quality and approved make with 100 mm “P” or “S” trap connecting with CI pipe of 100mm dia / PVC pipe of 110mm dia, double flapped rigid PVC black seat and seat cover with CP brass hinges including cost of white cement, cement for packing, spun yarn, teak wood plugs, brass screws, etc., including supplying and fixing 10 litres capacity PVC capacity porcelin low level flushing tank with a pair of CI brackets, etc., complete with all fittings such as 15mm brass ball valve with polythene float with brass handle, union, coupling connected by means of 40mm white PVC flush hand using Indian adopter joint including all internal fittings such as 15mm brass connections, 15mm GM wheel valve, 15mm brass nipple (2 Nos.), 15mm nylon connection, TW plugs, screws and also giving necessary connection to the PVC pipe including cost of 600mm length of 110mm dia PVC pipe and painting the CI brackets with 2 coats of approved paint over one coat of red oxide primer, dismantling the masonry and re-doing the dismantled masonry to original condition etc. complete complying with standard specifications. (The EWC and flushing tank wiht all accessories should be got approved by the Executive Enginer before use on works)

Supplying and fixing in positon Indian Water Closet (Oriya type) of size 580 x 440mm white glazed earthern ware of approved quality and brand with “P” or “S” trap conforming to BIS with crushed stone sand cushion and forming flooring alround the closet using 40mm broken brick jelly in lime concrete 1:2:5 (One lime, Two crushed stone sandand Five brick jelly) 100mm thick and finishing the top to the required slope and including giving necessary connection to CI soil pipes (including the cost of 100mm dia CI pipe for a length of 600mm) by dismantling brick masonry wall / reinforced cement concrete roof / floor slab and making good the dismantled portion to the original condition with leakages etc., complete complying with standard specifications and as directed by the departmental officers. (The water closet should be got approved by the Executive Engineer before use on works).

Supplying and fixing of Stainless Steel Health Faucet including cost of fittings and labour charges of fixings etc,all complete in all respects and as directed by the departmental officers.

Supplying and fixing in position best quality and approved make Indian made white glazed earthernware wash hand basin of size 550 x 400mm (with pedestal / without pedestal) with a pair of cast iron brackets, including cost 15mm dia brass CP pillar tap, 32mm dia "B" class GI waste pipe with rubber plug and chain, 15mm dia GM wheel valve, 15mm brass nipple, 15mm dia nylone connection, 32mm dia CP brass waste coupling including fixing of wash basin using CI brackets on to the wall in position with TW plugs and screws, rubber washers, white lead and giving necessary water supply connection and painting the brackets with two coat of painting over a priming coat of anti-corrosive paint including testing for leakages etc., complete complying with standard specification and as directed by the departmental officers. (The wash hand basin and specials should be got approved by the Executive Engineer before use on works).

Supply and fixing in position of best Indian make white glazed earthernware lipped mouth flat back urinal of best quality and approved make of size 430mm x 260mm x 350mm with GI pipe, 32mm dia bell mouth PVC connection and waste pipe, 15mm dia GI pipe of required length, 15mm dia GM wheel valve, 15mm dia brass nipple 2 Nos., and fixing the urinals in position with necessary TW plugs, clamps, screws, etc., includ- ing dismantling masnory and re-doing the same to the original condition, etc., including painting the pipe with two coats of best quality approved synthetic enamel paint over one coat of red oxide primer and checked without any leakage etc. complete complying with standard specifications and as directed by the departmental officers. (The urinal should be got approved by the Executive Engineer before use on works.)

Supplying and fixing in position 15mm dia brass CP screw down tap (heavy duty) of approved make conforming to BIS specifications and quality including cost of shellac, thread, etc., complete complying with standard specification and including cutting and threading wherever necessary.

Supply and fixing c.p brass angle cock approved make conforming to BIS specification. Complete complying with standard specifications as directed by the departmnetal officers

Supplying and fixing approved best quality aluminium anodised towel rail 600mm long and 20mm dia with brackets of same materials including cost of teak wood plugs and CP screws, etc., complete complying with standard specifications. (The tower rail should be got approved by Executive Engineer before use on works).

Supplying and fixing in position Indian make bevelled edge mirror of approved quality and brand PVC / Fibre Glass framed 600 x 450 x 5.5mm thick mirror, shelf type with hard board backing of approved colour fixed with brass screws, rawl plug, etc., complete complying with standard specification.

Supplying, laying and jointing UPVC pipes of Class 5 (having working pressure of 10 kg/sq.cm) conforming to IS 4985- 2000 of approved quality and best variety of the following dia including cutting and fixing UPVC specials using UPVC adhesives (but excluding cost of such specials) in accordance with IS 7634-3 (2003) and fixing into wall with teak wood plugs, PVC clamps and screws making holes on the wall (or) drilling holes in the roof and making good the dismantled portion to original condition with necessary brick work / cement concrete and plastering neatly wherever necessary with necessary scaffolding charges upto 4 metre height above ground level, etc., complete complying with standard specifications. The PVC pipes shall be got approved by Executive Engineer before use on works

40mm Dia

32mm Dia

25mm Dia

Supplying, laying and jointing CPVC pipes OF Standard Dimension Ratio 11 (Pressure class 1) conforming to IS:15778 - 2007 of approved quality and best variety of the following dia including cutting and fixing CPVC specials using CPVC adhesives (Solvent Cement) (but excluding cost of such specials) and fixing into wall with teak wood plugs, CPVC clamps and screws making holes on the wall (or) drilling holes in the roof and making good the dismantled portion to original condition with necessary brick work / cement concrete and plastering neatly wherever necessary with necessary scaffolding charges, etc., complete complying with standard specifications and as directed by the departmental officers. (The CPVC pipes shall be got approved by Executive Engineer before use on works

20mm Dia

Supplying and fixing in position best quality PVC soil / waste pipes of various dia having 6 kg / sq.cm. pressure BIS mark and providing leak proof joints using PVC adhesives including fixing to the wall with special PVC / MS clamp, teak wood plugs, brass screws, etc., and making connection to all sanitary fittings, dismantling masonry / RCC works wherever found necessary and making the good dismantled portion to the original condition, including testing for any leakages, etc., complete complying with standard specifications. The rate for earth work excavation will be measured and paid separately in the cases where the pipe lines are proposed to laid below ground level.

160mm Dia

110mm Dia

75mm Dia

Supplying and fixing in position best approved of BIS quality PVC rain water down fall pipes having a pressure of 4 kg. / sq.cm including cost of necessry PVC shoe, PVC bend, cast iron gratings of required diameter and special clamps, brass screws, nails, etc., and fixing of cast iron gratings at junction of parapet and the RCC roof slab including finishing neatly etc., complete. The rate shall be inclusive of cast of removable cast iron grating. The PVC pipe shall be fixed in wall with special type of "U" clamp at the centre of the pipe line in addition to those for more than 3.0 metre pipe length, etc., complete complying with standard specification.

110mm Dia

Supplying and fixing position CI Nahani Trap of the following sizes with best stainless steel gratings of approved brand and quality, fixed over a bed of brick jelly lime concrete 1:2:5 (One part of lime, two part of sand and five part of 40mm gauge brick jelly) and finished with Cement Mortar 1:3 (One Cement, Three sand) including dismantling masonry works wherever found necessary and making good the dismantled portions to the original condition and giving connection to the CI / PVC pipes, etc., complete complying with standard specification.

Nahani Trap of size 100 x 75mm with stainless steel gratings

Supplying and fixing in position 150 x 100mm "P" or "S" stoneware gully trap 'A' grade with CI double gratings of size 150 x 150mm and 230 x 230mm at bottom and top respectively with necessary earth work excavation laid over a bed of brick jelly cement concrete 1:3:6 (One cement, Three sand and Six broken brick jelly) 150mm thick using 40mm size broken brick jelly including necessary brick work and plastering including dismantling masonry wherever necessary and re-doing the damaged portions to the original conditions using cement concrete 1:3:6 using 20mm stone jelly for fixing the gully trap and giving connections to stoneware sewer line etc., complete complying with standard specifications. [Earth work excavation, brick work, plastering shall be measured and paid separately].

Supplying and fixing best approved best quality brass CP soap tray of size 150 x 150mm including cost of teak wood plugs, brass screws, etc., complete complying with standard specifications.

Supplying and fixing in position PVC specials of the following dia and types of approved quality confirming to BIS and providing leak proof joints including fixing to the walls and giving connection to the PVC soil stacks, dismantling the masonry or RCC works and re- doing the dismantled portion to original condition etc., complete complying with standard specifications. (The PVC specials should be got approved by the Executive Engineer before use on works).

160mm Elbow

160mm Elbow with Door

160mm Tee

110mm Elbow

110mm Tee

75mm Elbow

75mm Elbow with Door

75mm Tee

75mm bend

Supplying and fixing in position uPVC specials of the following dia and types of approved quality confirming to BIS and providing leak proof joints including fixing to the walls and giving connection to the PVC soil stacks, dismantling the masonry or RCC works and re-doing the dismantled portion to original condition etc., complete complying with standard specifications.

40mm Elbow

32mm Elbow

25mm Elbow

40mm Tee

32mm Tee

25mm Tee

40mm Union

32mm Union

25mm Union

40mm Bend

32mm Bend

25mm Bend

40mm Coupler

32mm Coupler

25mm Coupler

40mm x 32mm Dia

32mm x 25mm Dia

40mm Hix Nipple

32mm Hix Nipple

25mm Hix Nipple

Supplying and fixing in position CPVC specials of the following dia and types of approved quality confirming to BIS and providing leak proof joints including fixing to the walls and giving connection to the PVC soil stacks, dismantling the masonry or RCC works and re-doing the dismantled portion to original condition etc., complete complying with standard specifications.

20mm Elbow

20mm Tee

20mm Bend

20mm Coupling

20mm Union

20mm Nipple

Supplying and fixing in position PVC cowls of following dia of best approved quality conforming to BIS, etc., complete complying with standard specifications.

110mm Dia

75mm Dia

Supplying and fixing in position first quality and approved variety of Gun metal Gate Valve / Wheel Valve with BIS make of the following dia including cost of shellac, thread balls, etc., complete complying with standard specifications (for both internal and external water supply arrangements).

25mm Gun Metal Gate Valve

32mm Gun Metal Gate Valve

40mm Gun Metal Gate Valve

25mm Wheel Valve

Construction of Manhole chamber of following with a base concrete of by new on of a base of concrete of Plain cement concrete 1:5:10, 10cm thick over a 10cm sand cushiion & brick work in CM 1:5 for chamber wall with 20mm thick 1:3 CM plastering for walls flooring including cost of labour charges curing cost of SFRC cover slab of size 0x60x0.60 including labour charges for fixing the slab inposition etc.,

Inspection chamber of size 600 x 600 x 1100 mm

Inspection chamber of size 900 x 900 x 1800 mm

Wiring with 2 x1.5 sq.mm. PVC insulated single core unsheathed FRLS copper conductor of 1100 V grade in suitable PVC rigid pipe Concealed in wall and ceiling with PVC accessories with Module GI switch box in flush with wall with 6A one way module switch with module front plate and making good of the concealed portion with suitable colour for Concealed PVC Light point / fan point (for electronic regulator) (5 points / Coil) Higher End )

Wiring with 2 x1.5 sq.mm. PVC insulated single core unsheathed FRLS copper conductor of 1100 V grade in suitable PVC rigid pipe Concealed in wall and ceiling with PVC accessories with Module GI switch box in flush with wall with 6A one way module switch with module front plate and making good of the concealed portion with suitable colour for Concealed PVC Light point / fan point (for electronic regulator) (6 points / Coil) Higher End

Supply and fixing of 4' 20W LED fitting with LED on wall or ceiling with PVC unsheathed copper leads from terminals to the fitting (Higher end)

Supply and fixing of 4 Feet LED 20W Fitting with LED 20W tube (Higher End) complete with conduit pipe suspension from the ceiling with PVC unsheathed FRLS copper leads from terminals to the fitting with tube

Supply and fixing of WT bulk head fitting with guard suitable with 7W / 9W LED bulb

Supply and fixing of 20W LED Mirror light fitting on wall or ceiling with PVC unsheathed copper leads from terminals to the fitting (Higher end)

Supply and fixing of 36W LED 2x2 square type Recessed fitting with LED (Higher end) on false Ceiling with suitable hanging support from ceiling with PVC unsheathed copper leads from terminals to the fitting.

Supply and fixing of 1200mm (48") sweep AC ceiling fan High speed complete with 2 module 100W fan step regulator (Higher end) with 600 mm fan down rod on exisitng fan clamp

Supply and fixing of 400 mm sweep wall mounting fan (Higher end) on wall with necessary arrangements and testing complete.

Supply and fixing of 250mm sweep modular AC exhaust fan complete without provision of hole in the wall

supply and fixing of 48W LED street light fitting with LED (Higher end) with 32mm dia. GI pipe (class B) with 1 no.32 mm GI bend complete on the existing post/ on wall with PVC unsheathed copper leads with MS clamps and with painting

Supply and fixing of 3nos.6A two module 3 pin socket , 3 nos. 6A one module switch with module cover plate (plastic) on suitable module concealed Box (GI ) in flush with wall with connections. Higher End

Supply and fixing of 1no.6A two module 3 pin socket , 1 no. 6A one module switch with module cover plate (plastic) on suitable module concealed Box (GI ) in flush with wall with connections. Higher End

Supply and fixing of 1 No6/16A two module socket with module cover plate (plastic) on suitable module concealed Box (GI ) in flush with wall with connections. (for Geysers) Higher End

Supply and fixing of 1 No 16A one module switch with module cover plate (plastic) on suitable module concEaled Box (GI ) in flush with wall with connections. (for Geysers)Higher End

Supply and fixing of 1 no.6/16A two module socket , 1 no. 16A one module switch with module cover plate (plastic) on suitable module concealed Box (GI ) in flush with wall with connections. Higher End

Supply and fixing of 25A Flush type Wall Socket 25A DP MCB complete set for AC Plug in flush with wall with earth connection (For AC Plug)

Supply and fixing of 32A 4P MCB with sheet steel enclosure in flush wall with earth connection (Higher end)

Supply and fixing of 12 way single pole and neutral MCB sheet steel enclosure distribution board with double door (metal) with 1 no. 32A DP MCB as incoming and 10 nos. 6A to 32A SP MCB as outgoing in flush with wall with earth connection only. Higher End

Supply and fixing of 7 segment 4 way TPN MCB sheet steel distribution board (Higher end) with metal / acrylic door cover flush type / surface type fitted with busbars and neutral links with single / three phase MCB outgoings and seperate 4 way provision for accomodating one No 4 pole incoming MCB / Isolator and another seperate 4 way provision for accomodating one No 4 pole ELCB / RCD (totally 8 ways in one segment) (3x 4 ways in Each segment) and seperate provision for MCB / Isolators ( totally 12 Nos) for sub incomers in 3 segments with lable holder and provison for taking up cable for size not less than 35 sq.mm. with the following in flush with wall with Earth connection only 63A 4P MCB - 1 No ii. 63A 4P 30MA RCCB/ELCB - 1 No iii. 63A DP MCB Isolator -3 Nos iv. 6A to 32A SP MCB - 12 Nos

Supply and fixing of 4 way Vertical Triple pole and neutral MCB sheet steel enclosure distribution board with double door (metal) with 1 no. 63A 4P MCB as incoming and 4 nos. 32A TP MCB as outgoing on wall with earth connection only. (For Pump, Borewell) Higher End

Supply and fixing of 4 way Vertical Triple pole and neutral MCB sheet steel enclosure distribution board with double door (metal) with 1 no. 63A 4P MCB as incoming and 12 nos. 6A to 32A SP MCB as outgoing in flush with wall with earth connection only. Higher End

Supply and fixing of 12 way single pole and neutral MCB sheet steel enclosure distribution board with double door (metal) with 1 no. 32A FP MCB as incoming and 3 nos. 10A DP MCB and 2 nos 10A SP MCB as outgoing in flush with wall with earth connection only. Higher End (For Lift)

Supply and fixing of 125 A Three phase 500V 4 Pole Automatic Transfer Switch Motorized with Inbuilt Controller on suitable angle iron frame work with MS cable entry boxes with earth connection only

Supply and run of 2 of 2.5 sq.mm. PVC insulated SC unsheathed FRLS copper conductor of 1100V grade in suitable PVC rigid pipe on wall and ceiling with continuous earth wire connection of 2.5 sq.mm copper wire with suitable colour (For Lift)

Supply and run of 2 of 1.5 sq.mm. PVC insulated SC unsheathed FRLS copper conductor of 1100V grade in rigid pipe concealed in wall and ceiling with continuous earth wire connection of 1.5 sq.mm copper wire and making good of the concealed portion with suitable colour

Supply and run of 2 of 2.5 sq.mm. PVC insulated SC unsheathed FRLS copper conductor of 1100V grade in suitable PVC rigid pipe concealed in wall and ceiling with continuous earth wire connection of 2.5 sq.mm copper wire and making good of the concealed portion with suitable colour

Supply and run of 2 of 4 sq.mm. PVC insulated SC unsheathed FRLS copper conductor of 1100V grade in suitable PVC rigid pipe concealed in wall and ceiling with continuous earth wire connection of 4 sq.mm copper wire and making good of the concealed portion with suitable colour

Supply and run of 2 of 6 sq.mm. PVC insulated SC unsheathed FRLS copper conductor of 1100V grade in suitable PVC rigid pipe concealed in wall and ceiling with contiinuous earth wire connection of 6 sq.mm copper wire and making good of the concealed portion with suitable colour

Supply and Run of 4 of 10 sq.mm. PVC insulated SC unsheathed FRLS copper conductor of 1100 V grade in suitable PVC rigid pipe concealed in wall and ceiling with continuous earth wire connection of 10 sq.mm copper wire and making good of the concealed position.

Supply and Run of 4 of 16 sq.mm. PVC insulated SC unsheathed FRLS copper conductor of 1100 V grade in suitable PVC rigid pipe concealed in wall and ceiling with continuous earth wire connection of 10 sq.mm copper wire and making good of the concealed position.

Supply and clamping of 4 x 16 sq.mm PVC LTUG armoured copper LTUG cable on post or wall with MS clamps

Supply and fixing of brass cable gland for 4 x 16 sq.mm PVC armoured LTUG cable with earth connection

Supply and clamping of 31/2 x 25 sq.mm PVC LTUG armoured cable on post or wall with MS clamps

Supply and frxing of brass cable gland for 3-1/2 x 25 sq.mm. PVC armoured LTUG cable with earth connection

Supply and providing cable end terminaton of 3-1/2 x 25 sq.mm PVC LTUG aluminium armoured cable with necessary aluminium cable sockets by crimping etc with electrical connection complete.

Supply and clamping of 31/2 x70 sq.mm PVC LTUG armoured cable on post or wall with MS clamps

Supply and fixing of brass cable gland for 3-1/2 x 70 sq.mm. PVC armoured LTUG cable with earth connection

Supply and providing cable end terminaton of 3-1/2 x 70 sq.mm PVC LTUG aluminium armoured cable with necessary aluminium cable sockets by crimping etc with electrical connection complete

Supply and Laying of 3 1/2 x 120 sq.mm. PVC armoured LTUG cable in suitable size HDPE pipe in a trench to be excavated at a depth of 0.75 metre and refilling the earth to make good.

Supply and clamping of 31/2 x120 sq.mm PVC LTUG armoured cable on post or wall with MS clamps

Supply and fixing of brass cable gland for 3-1/2 x 70 sq.mm. PVC armoured LTUG cable with earth connection

Supply and providing cable end terminaton of 3-1/2 x 70 sq.mm PVC LTUG aluminium armoured cable with necessary aluminium cable sockets by crimping etc with electrical connection complete

Supply, erection,testing and commissioning of 2 Ton (6000 K.Cal/Hr) ABS Plastic split type Air conditioner confirming to is : 1391(part 2) 1992 Amdt No.1 to 2 fitted with Rotory compressor operating Refrigerant R.22/ Non CFC suitable for wall mounting for operating on 230 voltrs, 50 HZ single phase AC supply with star rating of 3 as per BEE specification and capable of performing the functions of 1) Cooling 2) De humidifying 3) Air circulating 4) filtering. The installation works for the above split type AC units includes the followings. Mounting/fitting in door and out door units at the respective locations. 1. Laying Refrigerant pipe line of required length connecting both units after drilling hole/holes in the wall if required. Thickness of copper tubing shall not be less than 0.7mm. 2. Insulating the suction pipe with expanded polyethylene foam 5 mm tubing. 3. Laying 15mm dia Flexible PVC drain pipe to throw out. The condensate water being formed within Indoor unit. 4. Leakage testing the entire system with outdoor unit stand. 5. Charging Refrigerant gas in the unit. 6. Suitable electric wiring to be provided with 2.5 sqmm. PVC insulated copper wire between indoor and out door units up to 6 meters length and up to Switch within 3 meters of location of in door Unit. (Carrier/voltas) (DGS & D Rates)

Renewal by supply and installation of 5.0 KVA Electronic Automatic voltage stabilizer V-Guard Make with input voltage Range of 170 volt to 270 volt and output voltage range 200 volts to 240 volts with High and low voltage cut off and 3 minutes time delay relay with demonstration

Supply and fixing of MS stand for fixing Spilt Airconditioner Outdoor Unit

Earthing as per the ISI specification with an earth electrode of 2.10 metre Class 'B' GI pipe of dia not less than40mm with copper earth plate of size 125mm x 50mm x 6mm with necessary funneling arrangements with necessary masonry work and with 38mm RCC cover slab for the brick masonry

Supply and Run of 1 of No.8 SWG copper wire in suitable PVC rigid pipe on wall / floor / ground for earth Connection

Supply ,Erection ,Testing and commissioning of Three compartment LTCT meter box made up of 16 SWG CRCA sheet steel ( Length 1200mm x Height 1200mm x width 600mm) with door and lock & key arrangements on suitable angle iron frame support for floor / wall mounting support with supply and fixing of the following interior mounting arrangements with busbar chamber, meter chamber and Terminal box chamber confirming to IE rules. i.The busbar chamber will consist of 4 nos. 2” x 1/4” tinned copper flat for phase and neutral busbar on epoxy mounted bus insulated at proper and sufficient spacing between the bus bar as per IE Rules. ii. 3 nos. 200/5A CT coil mounted in Three phase busbar. iii. Interconnection between CT coil to 4 way terminal box and 4 way terminal box to Meter box by 4 sq.mm PVC cu.wire. The LTCT meter box should be powder coat paint of approval colour , approved by site officer.

Supply , Erection Testing and commissioning of 415V/50 HZ 125 A Cubicle Panel board with centre switches Chamber the bus bar chamber and cable chamber on extreme end with 16 SWG thick CRCA sheet with 1”x 1/4 ” copper flats for 3 phases and neutral with 6mm hylem sheet separation of 3 phases and neutral and with synthetic moulded insulators bus supports at equal intervals as per IS specification and 2 runs of 1”x 1/8” copper flat on either side of the panel board for earth buses , 3 nos. LED pilot lamps set withfuse base, top & 10A HRC Fuse link for 3 phases on a separate Chamber and with the following switches complete. Incoming 125A TPN switch Disconnector Fuse Unit Interior only- 1No Outgoing 63A TP TPN switch Disconnector Fuse Unit Interior only-6 nos.

Supply , Erection Testing and commissioning of 415V/50 HZ 200 A Cubicle Panel board with centre switches Chamber the bus bar chamber and cable chamber on extreme end with 16 SWG thick CRCA sheet with 1”x 1/2 ” copper flats for 3 phases and neutral with 6mm hylem sheet separation of 3 phases and neutral and with synthetic moulded insulators bus supports at equal intervals as per IS specification and 2 runs of 1”x 1/8” copper flat on either side of the panel board for earth buses , 3 nos. LED pilot lamps set withfuse base, top & 10A HRC Fuse link for 3 phases on a separate Chamber and with the following switches complete. Incoming 200A TPN switch Disconnector Fuse Unit Interior only -1 no. Outgoing 63A TPN switch Disconnector Fuse Unit Interior only - 5 nos. 125A TPN switch Disconnector Fuse Unit Interior only-1 nos.

Supply and installation of RJ 45 i/o socket with module box and phase plate. Combo D-RJ45 CAT6E Lan I/O Network Keystone Jack, Gang Box, Single Port Face PlateType: 1x Keystone Jack + 1x Gang Box + 1x Single Socket Face Plate Suitable for : CAT6 / CAT6E (Higer end)

Supply and installation of 24 port 10/100/1000 Mbps unmanaged layer -2 switch with 1G uplink,24 x 10/100/1000 BASE-T ports Fanless design for silent operation Innovative Green energy saving features Complete web interface for comprehensive switch management. (Higher end)

Supply and installation of 24 port patch panel -fully loaded. 6 patch panels are six port RJ45 modules applied and suitable for 22-26 AWG stranded and solid wire, compatible with both 110 & Krone punch down tools. patch panels have improved Cable Management with optional Cable Management bar terminating 4 pairs UTP cable.

Supply and installation of 1 mtr. patch cord. (Higher end)

Supply and laying of CAT 6 cable in existing PVC pipe. (For LAN and CCTV) (Higher end)

Supply and installation of 9 U wall rack with all accessories. (Higher end)

Supply and Installation 4 MP IP Fixed Bullet /Dome Camera High quality, Excellent low-light performance with powered-by-Dark Fighter technology.Efficient H.265+ compression technology.Clear imaging against strong back light due to 120 dB true.WDR technology.Focus on human and vehicle targets classification based on deep learning .Expansive view up to 50m IR distanceAdvanced streaming technology that enables smooth live view and data self-correcting in poor network Water and dust resistant (IP67).Line crossing detection, intrusion detection, region entrance detection, region exiting detection. (Make : Hikvision /Honeywell/ D link/eq.)

Supply and Installation of 4TB built in Hard Disc Drive. (Higher end )

Supply and Installation of 43 inches LED Monitor 24x7 with following features :LED backlit technology with full HD 1920 x 1080 , 32" LED backlight monitor ; 16.7 million colors display images perfectly ;Multiple interfaces: HDMI, VGA, audio in ; Built-in speaker ; Wide viewing angle: Horizontal 178°, Vertical 178° ; 24/7 operation ; LED backlit technology with full HD 1920×1080 ; 16.7 million color, display picture perfectly ; HDMI support up to 1080P ; Multiple inputs: HDMI, VGA ; Build-in speaker，Audio 5W*2 ; (Higer end)

Supply and installation of 6 U wall rack with power sockets, cable manager with 0.6 KVA UPS all accessories. (Higher end)

Supply and Installation of 8 Port Gigabit POE Switch up to 300 m Long range performance may vary depend on camera model or cable condition.6 × gigabit PoE ports, 2 × gigabit Hi-PoE ports, 1 × gigabit RJ45 port, and 1 × gigabit fiber optical port. IEEE 802.3at/af/bt standard for Hi-PoE ports (Max. 90 W PoE output). IEEE 802.3at/af standard for PoE ports (Max. 30 W PoE output).IEEE 802.3, IEEE 802.3u, IEEE 802.3x, IEEE 802.3ab, and IEEE 802.3z standard. 6 KV surge protection for PoE ports. Up to 300 m long-range transmission. (Make : Hikvision /Honeywell/ D link/eq.)

Supply and laying of 25mm dia PVC rigid pipe with PVC accessories on wall / ceiling/floor

Supply, Installation, Testing, Commissioning and Handing over of 10 KWp Grid connected roof top Solar Photo Voltaic (PV) System Scheme complete as detailed below.

Scope of the proposal: 1) MonoCrystalline PERC Solar PV Modules 2) Module Mounting Structure 3) Array junction boxes 4) DC Distribution box 5) Inverter / PCU 6) AC Distribution box 7) Energy Meter 8) Protection - Earthing, Lightning, Surge 9) Cables 10) Drawing & Manuals 11) Miscellaneous

TECHNICAL SPECIFICATIONS 1. SOLAR PV MODULES: consisting of required number of MonoCrystalline PERC PV modules 1.1. The PV modules and Solar Cell used should be made in India. 1.2. The PV modules used must qualify to the latest edition of IEC standards or equivalent BIS standards, i.e. IEC 61215/IS14286, IEC 61853-Part I/IS 16170-Part I, IEC 61730 Part-1 & Part 2 and IEC 62804 (PID). For the PV modules to be used in a highly corrosive atmosphere throughout their lifetime, they must qualify to IEC 61701/IS 61701. 1.3. The rated power of solar PV module shall have maximum tolerance up to +3% 1.4. The peak-power point current of any supplied module string (series connected modules) shall not vary by +1% from the respective arithmetic means for all modules and/or for all module strings (connected to the same MPPT), as the case may be. 1.10. All electrical parameters at STC shall have to be provided 1.11. The PV modules shall be equipped with IP 65 or better protection level junction box with required numbers of bypass diodes of appropriate rating and appropriately sized output power cable of symmetric length with MC4 or equivalent solar connectors. The IP level for protection may be chosen based on Installation:

1.12. All PV modules should carry a performance warranty of >90% during the first 10 years, and >80% during the next 15 years. Further, module shall have performance warranty of >97% during the first year of installation—degradation of the module below 1 % per annum. 1.13. The manufacturer should warrant the Solar Module(s) to be free from the defects and/or failures specified below for a period not less than five (05) years from the date of commissioning: 1.14. Defects and/or failures due to manufacturing. 1.15 Defects and/or failures due to quality of materials. 1.16. Nonconformity to specifications due to faulty manufacturing and/or inspection processes. If the solar Module(s) fails to conform to this warranty, the manufacturer will repair or replace the solar module(s), at the Owners sole option. 1.17. PV modules must be tested and approved by one of the NABL accredited and BIS approved test centres.

1.18. Modules deployed must use a RF identification tag laminated inside the glass. The following information must be mentioned in the RFID used on each module: i. Name of the manufacturer of the PV module ii. Name of the manufacturer of Solar Cells. iii. Month & year of the manufacture (separate for solar cells and modules) iv. Country of origin (separately for solar cells and module) v. I-V curve for the module Wattage, Im, Vm and FF for the module vi. Unique Serial No and Model No of the module vii. Date and year of obtaining IEC PV module qualification certificate. viii. Name of the test lab issuing IEC certificate. ix. Other relevant information on traceability of solar cells and module as per ISO 9001 and ISO 14001. x. Nominal wattage +3%. xi. Brand Name, if applicable.

1.19. Other details as per IS/IEC 61730-1 clause 11 should be provided at appropriate place. In addition to the above, the following information should also be provided: i. The actual Power Output Pmax shall be mentioned on the label pasted on the back side of PV Module. ii. The Maximum system voltage for which the module is suitable to be provided on the back sheet of the module. iii. Polarity of terminals or leads (colour coding is permissible) on junction Box housing near cable entry or cable and connector. 1.20. Unique Serial No, Model No, Name of Manufacturer, Manufacturing year, Make in India logo and module wattage details should be displayed inside the laminated glass.

2. Module Mounting Structure (MMS): 2.1 Supply, installation, erection and acceptance of module mounting structure (MMS) with all necessary accessories, auxiliaries and spare part shall be in the scope of the work. 2.2 Module mounting structures can be made from Hot Dip Galvanized Mild Steel (MS). 2.3 MMS Steel shall be as per latest IS 2062:2011 and galvanization of the mounting structure shall be in compliance of latest IS 4759. 2.4 All bolts, nuts, fasteners shall be of stainless steel of grade SS 304 or hot dipgalvanized, panel mounting clamps shall be of aluminium and must sustain the adverse climatic conditions. Structural material shall be corrosion resistant and electrolytically compatible with the materials used in the module frame, its fasteners, nuts and bolts. 2.5 The module mounting structures should have angle of inclination as per the site conditions to take maximum insolation and complete shadow-free operation during generation hours. However, to accommodate more capacity the angle of inclination may be reduced until the plant meets the specified performance ratio requirements. 2.6 The Mounting structure shall be so designed to withstand the speed for the wind zone of the location where a PV system is proposed to be installed. The PV array structure design shall be appropriate with a factor of safety of minimum 1.5.

2.7 The upper edge of the module must be covered with wind shield so as to avoid build air ingress below the module. Slight clearance must be provided on both edges (upper & lower) to allow air for cooling. 2.8 Suitable fastening arrangement such as grouting and calming should be provided to secure the installation against the specific wind speed. The Empanelled Agency shall be fully responsible for any damages to SPV System caused due to high wind velocity within guarantee period as per technical specification 2.9 The structures shall be designed to allow easy replacement, repairing and cleaning of any module. The array structure shall be so designed that it will occupy minimum space without sacrificing the output from the SPV panels. Necessary testing provision for MMS to be made available at site 2.10 Adequate spacing shall be provided between two panel frames and rows of panels to facilitate personnel protection, ease of installation, replacement, cleaning of panels and electrical maintenance. 2.11 The structure shall be designed to withstand operating environmental conditions for a period of minimum 25 years.

2.12. Material standards: i. Design of foundation for mounting the structure should be as per defined standards which clearly states the Load Bearing Capacity & other relevant parameters for foundation design (As per IS 6403 / 456 / 4091 / 875). ii. Grade of raw material to be used for mounting the structures so that it complies the defined wind loading conditions (As per IS 875 - III) should be referred as follows (IS 2062 – for angles and channels, IS 1079 – for sheet, IS 1161 & 1239 for round pipes, IS 4923 for rectangular and square hollow section) iii. Test reports for the raw material should be as per IS 1852 / 808 / 2062 / 1079 / 811. iv. In process inspection report as per approved drawing & tolerance should be as per IS 7215. v. For ascertaining proper welding of structure part following should be referred: a. D.P. Test (Pin Hole / Crack) (IS 822) b. Weld wire grade should be of grade (ER 70S-6)

vi. For ascertaining hot dip galvanizing of fabricated structure following should be referred: - a. Min coating required should be as per IS 4759 & EN 1461. b. Testing of galvanized material  Pierce Test (IS 2633)  Mass of Zinc (IS 6745)  Adhesion Test (IS 2629)  CuSO4 Test (IS 2633)  Superior High-Grade Zinc Ingot should be of 99.999% purity (IS 209) (Preferably Hindustan Zinc Limited or Equivalent). vii. Foundation Hardware – If using foundation bolt in foundation then it should be as per IS 5624. 3. Inverter / PCU : 3.1. Inverters/PCU should comply with applicable IEC/equivalent BIS standard for efficiency measurements and environmental tests as per standard codes IEC 61683/IS 61683, IS 16221 (Part 2), IS 16169 and IEC 60068-2(1,2,14,30) /Equivalent BIS Std. 3.2. Maximum Power Point Tracker (MPPT) shall be integrated in the inverter/PCU to maximize energy drawn from the array. Charge controller (if any) / MPPT units environmental testing should qualify IEC 60068-2(1, 2, 14, 30)/Equivalent BIS standard. The junction boxes/enclosures should be IP 65 or better (for outdoor)/ IP 54or better (indoor) and as per IEC 529 Specifications. 3.3. All inverters/PCUs shall be IEC 61000 compliant for electromagnetic compatibility, harmonics, Surge, etc. 3.4. The PCU/ inverter shall have overloading capacity of minimum 10%.

3.5. Typical technical features of the inverter shall be as follows i. Switching devices: IGBT/MOSFET ii. Control: Microprocessor/DSP iii. Nominal AC output voltage and frequency: as per CEA/State regulations iv. Output frequency: 50 Hz v. Grid Frequency Synchronization range: as per CEA/State Regulations vi. Ambient temperature considered: -20°C to 60°C vii. Humidity: 95 % Non-condensing viii. Protection of Enclosure: IP-54 (Minimum) for indoor and IP 65(Minimum) for outdoor. ix. Grid Frequency Tolerance range: as per CEA/State regulations x. Grid Voltage tolerance: as per CEA/State Regulations xi. No-load losses: Less than 1% of rated power xii. Inverter efficiency (Min.): >93% (In case of 10 kW or above with inbuilt galvanic isolation) >97% (In case of 10 kW or above without inbuilt galvanic isolation) xiii. Inverter efficiency (minimum): > 90% (In case of less than 10 kW) xiv. THD: < 3% xv. PF: > 0.9 (lag or lead) xvi. Should not inject DC power more than 0.5% of full rated output at the interconnection point and comply to IEEE 519.

3.6. The output power factor of inverter should be suitable for all voltage ranges or sink of reactive power, inverter should have internal protection arrangement against any sustain fault in feeder line and against the lightning on feeder. 3.7. All the Inverters should contain the following clear and indelible Marking Label & Warning Label as per IS16221 Part II, clause 5. The equipment shall, as a minimum, be permanently marked with: i. The name or trademark of the manufacturer or supplier; ii. A model number, name or other means to identify the equipment, iii. A serial number, code or other marking allowing identification of manufacturing location and the manufacturing batch or date within a twelve- month time period. iv. Input voltage, type of voltage (a.c. or d.c.), frequency, and maximum continuous current for each input. v. Output voltage, type of voltage (a.c. or d.c.), frequency, maximum continuous current, and for a.c. outputs, either the power or power factor for each output. vi. The Ingress Protection (IP) rating 3.8. Marking shall be located adjacent to each fuse or fuse holder, or on the fuse holder, or in another location provided that it is obvious to which fuse the marking applies, giving the fuse current rating and voltage rating for fuses that may be changed at the installed site.

3.9. In case the consumer is having a 3-ϕ connection, 1-ϕ/3-ϕ inverter shall be provided by the vendor as per the consumer’s requirement and regulations of the State. 3.10. Inverter/PCU shall be capable of complete automatic operation including wake-up, synchronization & shutdown. 3.12. Integration of PV Power with Grid & Grid Islanding: i. The output power from SPV would be fed to the inverters/PCU which converts DC produced by SPV array to AC and feeds it into the main electricity grid after synchronization. ii. In the event of a power failure on the electric grid, it is required that any independent power-producing inverters attached to the grid turn off in a short period of time. This prevents the DC-to-AC inverters from continuing to feed power into small sections of the grid, known as “islands.” Powered islands present a risk to workers who may expect the area to be unpowered, and they may also damage grid tied equipment. The Rooftop PV system shall be equipped with islanding protection. In addition to disconnection from the grid (due to islanding protection) disconnection due to under and over voltage conditions shall also be provided, if not available in inverter. iii. MCB/MCCB or a manual isolation switch, besides automatic disconnection to grid, would have to be provided at utility end to isolate the grid connection by the utility personnel to carry out any maintenance. This switch shall be locked by the utility personnel.

4. Metering : 4.1. A Roof Top Solar (RTS) Photo Voltaic (PV) system shall consist of following energy meters: i. Generation meter: To keep record for total generation of the plant. 4.2. The installation of meters including CTs & PTs, wherever applicable, shall be carried out by the respective DisComs as per the terms, conditions and procedures laid down by the concerned SERCs / DISCOMs. 5. Array Junction Boxes: 5.1 The junction boxes are to be provided in the PV array for termination of connecting cables. The Junction Boxes (JBs) shall be made of GRP / FRP / Powder Coated aluminum /cast aluminum alloy with full dust, water & vermin proof arrangement. All wires/cables must be terminated through cable lugs. The JBs shall be such that input & output termination can be made through suitable cable glands. Suitable markings shall be provided on the bus-bars for easy identification and cable ferrules will be fitted at the cable termination points for identification. 5.2 Copper bus bars/terminal blocks housed in the junction box with suitable termination threads Conforming to IP 65 or better standard and IEC 62208 Hinged door with EPDM rubber gasket to prevent water entry, Single /double compression cable glands should be provided.

5.3 Polyamide glands and MC4 Connectors may also be provided. The rating of the junction box shall be suitable with adequate safety factor to interconnect the Solar PV array. 5.4 Suitable markings shall be provided on the bus bar for easy identification and the cable ferrules must be fitted at the cable termination points for identification. Junction boxes shall be mounted on the MMS such that they are easily accessible and are protected from direct sunlight and harsh weather. 6.DC Distribution Box (DCDB): 6.1 May not be required for small plants, if suitable arrangement is available in the inverter. 6.2 DC Distribution Box are to be provided to receive the DC output from the PV array field. 6.3 DCDBs shall be dust & vermin proof conform having IP 65 or better protection, as per site conditions. 6.4 The bus bars are made of EC grade copper of required size. Suitable capacity MCBs/MCCB shall be provided for controlling the DC power output to the inverter along with necessary surge arrestors. MCB shall be used for currents up to 63 Amperes, and MCCB shall be used for currents greater than 63 Amperes.

7. AC Distribution Box (ACDB): 7.1 AC Distribution Panel Board (DPB) shall control the AC power from inverter, and should have necessary surge arrestors, if required. There is interconnection from ACDB to mains at LT Bus bar while in grid tied mode. 7.2 All switches and the circuit breakers, connectors should conform to IEC 60947:2019, part I, II and III/ IS 60947 part I, II and III. 7.3 The isolators, cabling work should be undertaken as part of the project. 7.4 All the Panel’s shall be metal clad, totally enclosed, rigid, floor mounted, air -insulated, cubical type suitable for operation on 1-ϕ/3-ϕ, 415 or 230 volts, 50 Hz (or voltage levels as per CEA/State regulations). 7.5 The panels shall be designed for minimum expected ambient temperature of 45 degree Celsius, 80 percent humidity and dusty weather.

7.6 All indoor panels will have protection of IP 54 or better, as per site conditions. All outdoor panels will have protection of IP 65 or better, as per site conditions. 7.7 Should conform to Indian Electricity Act and CEA safety regulations (till last amendment). 7.8 All the 415 or 230 volts (or voltage levels as per CEA/State regulations) AC devices / equipment like bus support insulators, circuit breakers, SPDs, Voltage Transformers (VTs) etc., mounted inside the switchgear shall be suitable for continuous operation and satisfactory performance under the following supply conditions. i. Variation in supply voltage: as per CEA/State regulations ii. Variation in supply frequency: as per CEA/State regulations 7.9 The inverter output shall have the necessary rated AC surge arrestors, if required and MCB/ MCCB. RCCB shall be used for successful operation of the PV system, if inverter does not have required earth fault/residual current protection.

8. Protections The system should be provided with all necessary protections like earthing, Lightning, and Surge Protection, as described below: 8.1 Earthing Protection: i. The earthing shall be done in accordance with latest Standards. ii. Each array structure of the PV yard, Low Tension (LT) power system, earthing grid for switchyard, all electrical equipment, inverter, all junction boxes, etc. shall be grounded properly as per IS 3043. iii. All metal casing/ shielding of the plant shall be thoroughly grounded in accordance with CEA Safety Regulation 2023. In addition, the lightning arrester / masts should also be earthed inside the array field. iv. Earth resistance should be as low as possible and shall never be higher than 5 ohms. v. For 10 KW and above systems, separate three earth pits shall be provided for individual three earthing viz.: DC side earthing, AC side earthing and lightning arrestor earthing.

8.2 Lightning Protection: i. The SPV power plants shall be provided with lightning & over voltage protection, if required. The main aim in this protection shall be to reduce the overvoltage to a tolerable value before it reaches the PV or other sub system components. The source of over voltage can be lightning, atmosphere disturbances etc. Lightning arrestor shall not be installed on the mounting structure. ii. The entire space occupying the SPV array shall be suitably protected against Lightning by deploying required number of Lightning Arrestors (LAs). Lightning protection should be provided as per IEC 62305 standard./IS17978 standards iii. The protection against induced high-voltages shall be provided by the use of Metal Oxide Varistors (MOVs)/Franklin Rod type LA iv. The current carrying cable from lightning arrestor to the earth pit should have sufficient current carrying capacity according to IEC 62305. According to standard, the minimum requirement for a lightning protection system designed for class of LPS III is a 6 mm2 copper/ 16 mm2 aluminum or GI strip bearing size 25*3 mm thick. Separate pipe for running earth wires of Lightning Arrestor shall be used. 8.3 Surge Protection: i. Internal surge protection, wherever required, shall be provided. ii. It will consist of three SPD type-II/MOV type surge arrestors connected from +ve and –ve terminals to earth.

10. DRAWINGS & MANUALS: 10.1 Operation & Maintenance manual/user manual, Engineering and Electrical Drawings shall be supplied along with the power plant. 10.2 The manual shall include complete system details such as array lay out, schematic of the system, inverter details, working principle etc. 10.3 The Manual should also include all the Dos & Don’ts of Power Plant along with Graphical Representation with indication of proper methodology for cleaning, Operation and Maintenance etc. 10.4 Step by step maintenance and troubleshooting procedures shall also be given in the manuals. 10.5 Vendors should also educate the consumers during their AMC period.

11. Miscellaneous: 11.1 Connectivity: The maximum capacity for interconnection with the grid at a specific voltage level shall be as specified in the SERC regulation for Grid connectivity and norms of DISCOM and amended from time to time. 11.2 Safety measures: Electrical safety of the installation(s) including connectivity with the grid must be taken into account and all the safety rules & regulations applicable as per Electricity Act, 2003 and CEA Safety Regulation 2010 etc. must be followed. 11.3 Shadow analysis: The shadow analysis report with the instrument such as Solar Pathfinder or professional shadow analysis software of each site should be provided and the consumer should be educated to install the system only in shadow free space. Lower performance of the system due to shadow effect shall be liable for penalty for lower performance. 11.4 Obtaining CEIG Saftey certificate and TANGEDCO Bidirectional Energy meter included in the scope of the contactor. 11.5 MNRE approved Modules and manufacturers: MonCrystalline PERC PV modules – ORB / Renewsys / Vikram.

Supply and clarnping of 4 of 10 sq.mm. PVC LTUG armoured copper cable on post or on wall with MS clamps

Supply and fixing of brass cable gland for 4 of 10 sq.mm. PVC armoured LTUG cable with earth connection

Supply and providing cable end termination of 4 of 10 sq.mm. PVC LTUG aluminium armoured cable with necessary aluminium cable sockets by crimping etc with electrical connection complete

Supply and fixing of Four pole sheet steel enclosure with 1 no 63 A FP MCB on wall and necessary connection for Solar.

Design, engineering, supply, erection, testing, commissioning and handling over of the 8 persons capacity (544 kg) passenger lift, gearless with machine room as per the following technical specification:

TECHNICAL SPECIFICATIONS:- 1) Location: DC Office Vadapalani 2) No. of lifts / Type of Lift: one / Passenger lift 3) Capacity of lift: 8 persons capacity (544 Kgs) passenger lift 4) Speed: 1.5 Mtr Per Second. 5) Type of Drive: Microprocessor based Variable Voltage Variable frequency (V3F) drive with enhanced ride comfort and levelling functions. 6) Position of Machinary: Directly above the lift well - GEARLESS 7) No of floors: G+2 (3 landings) 8) Total travel : 11 Mtrs 9) Leveling accuracy:- High level accuracy with smooth and jerk free stopping. 10) Design of car: Stainless Steel hairline finish combination car body with SS finish ceiling (sleek medium circular LED lights, regular circular fans SS Handrail & PVC flooring. 11) No. of landing entrance : 3 nos (G.F+F F+S F) 12) No. & position of car entrance : one in front only. 13) Size of lift well: 1700 mm x 1910mm (Width x depth) 14) Lift Car inside size: 1400mm x 1000mm x 2200mm (width x depth x height) 15) Lift pit & head room: 1600mm deep, Head room 4800 mm height.

30) Provision if Intercom with phone:- To be provided by the lift contractor 31) Lift license: Preparation of drawings, lift contractor should do payment of charges to CEIG and insurance policies if any and obtaining CEIG safety certificate as per lift act. 32) Floor announciator with music: To be provided in the car. 33) Special features: (a) Battery Operated Emergency Light and Alarm Bell (b) Call Register Signal And Vf Door Operator (c) Automatic Rescue Device. (d) Stainless Steel Button with S.S. Cover. (e) Dot Matrix Led D & P Indicators in Car & Landings - Orange Colour. (f) Floor Annunciator with Music. (g) Firemans Switch (h) False Ceiling in Car. (i) Fire Rating of Landing Doors-One Hour (j) Infra Red Door Screen (k) Overload warning Indicator (l) Laminated Mirror At Rear Side. (m) Scaffolding (n) Two way Intercom with press & speak in Cop (o) Provision for EBABX (p) Free Service for One Year (q) Pit Ladder (r) Ss Handrail (s) Lift License

(t) Minor Builders Work (u) Provision for Cctv Camera - Ip (Cat6 Flat Travelling Cable) 34) Over speed governor, phase failure and phase reversal relay, alarm bell, T Guide brackets for car and counter weight, rubber padding under winding unit, motor of adequate capacity, electro magnetic brake with compression spring etc. 35) Guarantee: Gurantee for the materials and lift firm should offer workmanship of equipments complete for a period of not less than one year.

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