Maintenance of electrical installation of whole campus at Purta Bhawan------ Repair and replacement of existing cable tray and MS platform and grill guard of Split type AC machine with fabrication work and dressing of AC pipe line and allied works

Dismantling of existing old damaged pipe line with own tool & tackles as per direction of EIC.

Supplying, fifting and fixing CPVC (Chlorinated Polyvinyl Chloride) pipes of approved make conforming to lS-15778: 2007 . with all necessary accessories, specials viz. socket, bend, tee, union, cross, elbow, nipple, longscrew, reducing socket, reducing tee, short piece etc. fitted with holder bats clamps, including cutting pipes, fitting, fixing etc. complete in all respect including cost of all necessary fiftings as required, jointing materials in any position above ground. (Payment will be made on the centre line measurements of total pipe line including all specials. No separate payment will be made for accesories, specials. (a) For Exposed Work (i) CPVC Pipes Class -I, SDR-11 (Dia) 40 mm.

(ii) 32 mm

(iii) 25 mm

Making one set of scaffolding only for replacing glass panels, painting, uprooting plant and another repairing works of building and S&P works for external works only with 10 cm. dia bamboo as main posts at the rate of 1 metre centre to centre and 7.5 cm. dia bamboo ties @ 0.75 metre apart fitting and fixing with necessary coir, nails etc. as per direction of the Engineer-incharge. (This item should be executed only after prior approval of the Engineer- incharge). Firstly, one number to be paid and then labour rate for shifting up to further nineteenth (19) times @ 10% each time to be considered. lf necessary further after twenty times of total use, another one number new and labour rate for shifting to be considered accordingly.' (a) 3.9 meter height

(b) Extra for additional 3.6 height or part there of

Dismantling of existing outdoor units & Angle Iron Frame for 1.5/2.0 ton A.C machines with own tool & tackles as per direction of EIC.

Supply & Fixing of MS Angle Iron Frame with 6 nos Heavy Duty Anchor Bolt Fasteners as required for holding 1.5/2.0 ton AC outdoor unit as per direction of EIC.

Refixing of existing 1.5/2.0 ton A.C machines outdoor units at newly installed Angle Iron Frame with own tool & tackles as per direction of EIC.

SITC including vaccumiazation and Nitrogen of testing of following nominal size of soft/hard drawn copper refrigerent piping Split AC system, complete with fittings and including accessories, insulated with XLPE class -O tubular insulation/with Class-O closed cell elastometric nitrile rubber tubular sleeves sections of specified thickness as given below for suction and liquid lines, all accessories as per specification etc. as required. 1/4" (6.4 mm) dia (Soft drawn) Cu. Pipes (As per standard 85864 or ANSIB 16.22) incl. 19 mm thick insulation.