SPECIAL REPAIR AND REPLACEMENT OF WALK IN FREEZER ROOM AGAINST BER AT CADET MESS AT NDA KHADAKWASLA

Amount

Supply installation, testing and commissioning of Walk -in-freezer consisting of PUF Panel insulation PUF Panel cladded with 0.45mm thick SS Sheet both side, 40kg/cum PUF density, Panel thickness of wall and ceiling is not less than 120mm- 56 sqm and floor thickness not less than 100mm-16sqm with Swing type insulated door-34(w)x76(H) inches x120mm thick, PVC Strip curtain of size 900(W)x2000(H) mm and thickness of each strip not less than 8mm incl all acessories, PUF insulated panel cladded with both side SS sheet, complete with frame, kick plate and refrigeration system for freezer, suitable for daily loading/storage capacity- upto 1500Kgs , room temperature maintinted upto (-) 20 Degree centrigrade +/- 2 degree, Refrigeration system accessories consisting of refrigeration control valves, copper pipe (Suitable size and length from indoor to outdoor unit as recommonded by OEM) insulate with 19mm thick closed cell nitrile rubber insulation complete with fittings elbow, bend supporting arrangement on wall, condensate drain UPVC medium grade pipe , control wiring (suitable size and length from indoor to outdoor unit as recommonded by OEM) refrigeration gas R 404A, 410A, 134A, oil etc (i) refrigeration load 12000 BTU/ Hrs unit three phase hermetically sealed compressor air cooled -02 Nos ( 1 working + 1 Stand By) Evaporators of ceiling suspended type, single phase 3/5 blower fan motor of Air throw not less than 12 feet- 02 Nos ( 1 working + 1 Stand By) , (ii) evaporation temp maintained upto (-25degree Centigrade) (iii) Display digital controller consist of temperature meter, suitable defrost temp setting device, all function unit indicator etc- 02 Nos ( 1 working + 1 Stand By) (iv) MS Stand for outdoor units zinc chromium primer duly epoxy coated (v) Water proof industrial luminiare with polycarbonate housing and diffuser of suitable watt as recommonded by OEM complete all as specified. Make Carrier/Blue star Note : (i) Refrigeration unit along with controller & PUF panel, Copper Tubing and connection cable deemed to be included in quoted rates. (ii) Provn of Relay timer panel for insuring max working of 1 unit not more than 8 Hrs continuously and also make arrengement when one unit working other unit in defrost mode. The rate for the same deemed to be included in above quoted rates. (iii) Rest specification as per PS attached.

supply and installation of Swing type insulated door-900(W)x2000(H)x120mm thick, PUF insulated panel cladded with both side SS sheet, complete with frame, kock plate and all accessories like locks and hinges all as completed and directed

Earthing complete with galvanized steel earth plate electrode 60cmx60cmx6mm thick buried directly in ground (earth pit not less than 2.25 mtr deep below normal ground level) connected to galvanized iron strip 25x4mm, 7.5mtr long by means of bolts, nuts and washers of galvanized iron or steel, GI light grade protection pipe 15mm dia, GI medium grade water pipe 20mm dia with funnel all as shown in electric plate No 3 of SSR-2009 pt-I and testing complete including earth work excavation in any type of earth strata PCC 1:2:4 as in earthing pit, 50 mm PCC pit cover with 6mm iron handle attached , common salt charcoal all as specified including testing on complete. Note GI strip beyond 7.5mtr shall be measured and paid for seprately.

Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc as required with 25 x 4mm GI strip.

S&F sheet metal enclosure MCB DB 4 Way (double door) TPN with 200Amps rated copper bus bar vertical type IP 43 and IK-09 suitabel for incomer MCB TPN and Outgoing SP . Make : Havells/L & T/ C&S

S&F MCB TPN 40A, 50 Hz 'C' series 10 KA Make: Legrand /L & T/ C&S

S&F MCB TP 20A, 50 Hz 'C' series 10 KA Make: Legrand /L & T/ C&S

S&F MCB SP 20A, 50 Hz 'C' series 10 KA Make: Legrand /L & T/ C&S

M&L for sub main wiring 4x4sqmm +1 x 2.5 sqmm ( phase , neutral and earth) PVC insulated (heavy duty) 1100 volts grade, FRLS, with stranded copper conductor in & including PVC casing caping of suitable size not less than 25mm ( 3 run of 4 sqmm cable and one run of PVC casing caping will be measured as one unit) complete all as specified and directed

M&L for sub main wiring 3x2.5sqmm ( phase , neutral and earth) PVC insulated (heavy duty) 1100 volts grade, FRLS, with stranded copper conductor in & including PVC casing caping of suitable size not less than 25mm ( 3 run of 2.5 sqmm cable and one run of PVC casing caping will be measured as one unit) complete all as specified and directed

Dismantling and taking out all electric and walk in freezer airconditioning machine carefully complete with outdoor unit, indoor unit, copper pipes, cables etc and depositing AC unit to MES store.

Re-fixing of all existing cabling work main XLPE cable, power cable , copper pipe indoor unit and out door unit etc complete all as specified and directed. Note :Additional length of copper pipe required at site will be deemed in above quoted rates.

M & L for brickwork with subclass 'B' Bricks straight or curved on plan exc 6m means radius buit in CM (1:6) complete all as directed

S&F machine/hand cut kota stone slab flooring 20-25mm thick over cement screed base CM (1:4) laid and jointed with grey cement slurry mixed with pigment to match the shade of the slab including rubbing and polishing complete all as specified and directed

M&L for cement concrete (1:3:6) type C2 (Using 40mm grade stone aggregate) foundation/resting platform in foundation filling and mass concrete complete all as directed.

M&L for mild steel rolled section connected with each other with welding (angle, tee, channel, beam, hollow sections etc) as in main and cross beams, hip verticle hollow sections and jack rafters, purlins where connected to common rafters and running rils where verticle suctions and fixed in welded in wallsin wall surface with plates and other verticle sections are fixed in ground level embedded in concrete fixed and horizontal sections fixed in wall with bolt completly, fixed with angle, cleats or other connecting plates conforming to Gde Fe -410-W (Gde E-250) quality-B complete all as specified and directed

Pre painted galvatume aluminum zinc coating GI based corrugated steel sheet 0.50mm thick of an colour having tensile strength of 550 Mpa as in roof covering/cladding to wall tixed with self tapping screws as specified and directed

M&L for painting to steel surface over 10cm width or girth with two coats of syntetic enamalled paint over and red oxide primer complete all as directed.

KESARI AND SONS

Shree Ayyappa Engineering

Green Ray Enterprises

Tejas Enterprises

BRITE INDUSTRIES

SUNIT TRADING CORPORATION

GRAND SERVICES