Repairs to Basic Science, two span polycarbonate houses (Size 10m X12.50m) at IIHR, Hesaraghatta, Bangalore

Net house structure

For roof : Providing and fixing 06 mm thick UV Stabilized multiple wall Poly Carbonate Sheet (GE Lexan / IPCL/ Sunlite / Tufflite / Juli / Oinegar or equivalent ) of approved quality with all necessary overlaps, silicon joint sealants, fixtures, anodized bolts, nuts, washers , edge and side aluminium ‘U’ section beadings , and aluminium profiles as per standard spacings , heavy stainless steel self-threading screws etc complete as per directions.

Providing and fixing in position 40% cutoff HDPE woven retractable shade net with all edge and over laps, stitching with plastic tape to the edges as instructed at site including necessary hooks, ss rings, pulley etc (shade net as per approved sample and colour) etc., complete as per directions. For inside polyhouse

Supplying fixing G.I. wire including tightening as required and as instructed at site 1.25mm dia (18 gauge) G.I. wire (60 cm c/c both ways for top to hold shade net as directed at site)

Supplying and laying fixing PVC pipes (6kg/cm2-ISI- Finolex/Supreme/Kisan/Prince/Canara/Ashirvad) with all required collars, bends, elbows, tees, sockets, bush with pvc solvent etc . including providing PVC clamps at every one meter, complete as required at site 75 mm for rain water harvesting from gutter

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes,having thermal stability for hot & cold water supply, including all CPVC plain & brass threaded fittings, including fixing the pipe withclamps at 1.00 m spacing. This includes jointing of pipes & fittingswith one step CPVC solvent cement and testing of joints completeas per direction of Engineer in Charge 20 mm nominal dia Pipes

Supplying and fixing in position 100mm thick cross fluted cellulose pad (CELDEK) cool cecl cooling pad with necessary cover pipes for water circulation & back flow drain, all connection including providing 1,000 lts capacity doubled wall PVC tank of make Sintex / Fusion / Kaveri with which has to placed below ground level for proper circulation of water back from cooling pad to the tank, including providing an 0.50 hp 1phase pump with DOL (L&T) starter ISI make with necessary wiring etc, with foot valve gate vale and necessary electrical connection in parallel with draft fans and misting system necessary G.I. pipe and fitting for water circulation, etc., complete

Providing and fixing PVC roof gutter of approved sample and shape as required at sit to be provided with proper slope and fitted properly to purlins, by angles at intervals including with necessary aluminium flats and self driven screws.

Providing plastering to plinth protection and for walls 12 mm cement plaster of mix 1:6 (1 cement: 6 coarse sand)

Finishing walls with Acrylic Smooth exterior paint of required shade new work (Two or more coat applied @ 1.67 ltr/10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/10 sqm) (Asian Tractor / Jonson Nicholson/Berger)

Painting with synthetic enamel paint of approved brand andmanufacture of required colour to give an even shade Two or more coats on old work (Asian Tractor / Jonson Nicholson / Berger)

Electrical work

Wiring for light point/ fan point/ exhaust fan point/ call bell point with 1.5 sq.mm FRLS PVC insulated copper conductor single core cable in surface / recessed medium class PVC conduit, with modular switch, modular plate, suitable GI box and earthing the point with 1.5 sq.mm. FRLS PVC insulated copper conductor single core cable etc as required.

Wiring for light/ power plug with 2X4 sq. mm FRLS PVC insulated copper conductor single core cable in surface/ recessed medium class PVC conduit along with 1 No 4 sq. mm FRLS PVC insulated copper conductor single core cable for loop earthing as required

Supply and fixing of following switch /socket on the existing modular plate and switch box including connection but excluding modular plate etc. as required

5/6 amp switch

15/16 amp switch

3 pin 5/6 amp socket outlet 6

pin 15/16 amp socket outlet

6 Module (200mmX75mm)

Supplying and fixing of 20W LED tube light fittings as required at site.

Supplying and fixing of 200MMExhaust Fan with Louvers as required at site

Supplying and fixing following way, single pole and neutral, sheet steel, MCB distribution board, 240 volts, on surface/ recess, complete with tinned copper bus bar, neutral bus bar, earth bar, din bar, interconnections, powder painted including earthing etc. as required. (But without MCB/RCCB/Isolator).

8 way, Double door

Supplying and fixing 5 amps to 32 amps rating, 240/415 volts, "C" curve, miniature circuit breaker suitable for inductive load of following poles in the existing MCB DB complete with connections, testing and commissioning etc. as required

10 A Single pole

20 A Single pole

25 A Single pole

Supplying and fixing of 100 Amps open type 4 way copper Bus bar box of size 18” X 18” with cable termination by using copper lugs.

Supplying and fixing of 200 Amps open type 4 way copper Bus bar box of size 24” X 24” with cable termination by using copper lugs.

Earthing with copper earth plate 600 mm X 600 mm X 3 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 metre long etc. with charcoal/ coke and salt as required.

Supplying and laying 6 SWG G.I. wire at 0.50 metre below ground level for conductor earth electrode, including connection/ termination with GI thimble etc. as required.

Providing and fixing 4.00 mm dia copper wire on surface or in recess for loop earthing along with existing surface/ recessed conduit/ submain wiring/ cable as required.

Supplying and laying of fallowing sizes of PVC insulated Alluminium conductor wired Armored UG cable on surface by using necessary fittings for fixing, (including earthing and end termination) etc. as required at the site.

50 Sq mm x 3.5 core

Supplying and fixing of DWC Pipe double walled corrugated high density poly ethylene pipe having corrugation on the outer wall 50 mm and plain surface inner wall of 55 mm sizes conforming to IS14930, with necessary DWC fitting for protection of 1.1 KV grade UG Cable directly in ground at a depth of 2 feet including excavation and refilling on the Soft Soil.

SITC of direct drive 3phase Draft fans for exhaust of 900mm dia with necessary louvers of approved quality and size as suitable for greenhouse as directed by the engineer at site with all necessary control panel having DOL L&T starter and MCB, SPP enclosed in a suitable box with stainless steel mesh, locking facility with all necessary electrical wiring, switches etc complete including integrating with the existing cooling system.

Sri Manjunatha Swamy Electricals