Urgent repairs with flooring to the Western side class room of Government Primary School, Thakkalore in Thirunallar Commune.

Amount

Providing and laying ceramic glazed floor tiles 300X300mm (thickness to be specified by the manufacture) of 1st quality conforming to IS : 15622 of approved make (Nitco / Kajaria ) in colours such as white, ivory, grey, fume red, brown laid on 20mm thick cement mortar 1:4(1 cement : 4 Coarse sand) including pointing the joints with white cement and matching pigment etc., complete

Providing and fixing 1/2" tk Daikin mineral false ceiling tiles prima fine fissued regular edge or equivalent having fire propogation test of 'class O' as per B.S.476 part 6, with a flame spread of class A of US federal spec.SS/S/118B. Thermal conductivity at 0.045K cal/mhc of JIS A 1412. Noice reduction co efficient (NRC) of 0.55-0.6 of ASTM C 423, light reflectance of LR 1 (>75% os ASTM C523) CAC at 36 of ASTM E 413 and asbestos free and humidity resistance of RH 99% of size 600x600mm with interlocking metal grid of hot dipped galvanized steel sections (galvanized at 170gm / sqm) with pre-finished in baked polyster paint, consisting of main runners of size 24x33 mm T-section made of 0.27mm tk (minimum) sheet spaced at 1200mm centre to centre and secondary T hot dipped galvanized steel section of size 28x24mm made of 0.27 mm tk (Minimum) sheet with pre finished in baked polyester paint to be interlocked in between main runner at 600mm centre to center to form overall grid of 600x600mm laying 15mm tk mineral fibre false ceiling tiles in the grid suspended by hanger rods 60cm long with bolts @ 1.2m c/c including cutting / making openings of services like fittings, diffusers, grills, smoke detectors, etc including providing necessary wall angle of size 19x19x0.45 mm on all four sides including scaffolding etc., complete as directed by the engineer in charge, ceiling upto 6.5m heights

Demolishing brick work, manually / by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead - In cement mortar.

Earth work in excavation by mechanical means (Hydraulic excavator)/ manual means in foundation trenches or drains (not exceeding 1.5m in width or 10 sqm on plan) including dressing of sides and ramming of bottoms, lift upto 1.5m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50m -All kinds of soil.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering.- All work upto plinth level -1:5:10 (1 cement:5coarse sand : 10 graded stone aggregate 40mm nominal size)

Brick work with FPS bricks of class designation 35 in foundation and plinth in cement mortar 1:6 (1 cement : 6 coarse sand)

Providing and laying in position specified grade of reinforced cement concrete excluding the cost of centering, shuttering, finishing and reinforcement -All work upto plinth level : 1:1.5:3 (1 cement : 1 .5 coarse sand : 3 graded stone aggregate 20mm nominal size)

Reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete - Thermo - Mechanically treated bars (ISI BRAND OF APPROVED MAKE) including placing the M30 grade Athees make cover block @ 60cm centre to centre

Centring and shuttering including strutting, propping etc.and removal of form for: Foundations, footings, bases of columns, etc. for mass concrete.- Using steel sheet with M.S.frames

15 mm cement plaster on rough side of single or half brick wall of mix - cement mortar 1:4 (1 cement : 4 fine sand)

Providing and fixing PTMT bib cock of approved quality and colour 15 mm nominal bore, 86mm long weighing not less than 88gms.

Providing and fixing ASTM pipes including all ASTM plain & brass threaded fittings i/c fixing the pipe with clamps at 1.00m spacing. This includes jointing of pipes & fitting with one step ASTM solvent cement and testing of joints complete (Internal work exposed on wall) - 20mm nominal outer dia pipes

Providing and fixing ASTM pipes including all ASTM plain & brass threaded fittings i/c fixing the pipe with clamps at 1.00m spacing. This includes jointing of pipes & fitting with one step ASTM solvent cement and testing of joints complete (Internal work exposed on wall) - 25mm nominal outer dia pipes

Providing and fixing ball valve (brass) of approved quality complete. high or low pressure with plastic floats - 20 mm nominal bore.

Demolishing cement concrete manually / by mechanical means including disposal of material within 50 metres lead - 1:3:6 or richer mix.

Supplying and fixing of following size of PVC conduit alongwith the accessories in surface/recess Conduit including cutting the wall and making good the same in case of recessed conduit as required. Make: Avonplast/ Vijaya:- 20mm dia

Supplying and fixing of the following sizes of Teak wooden board on recess including cutting the wall and finishing the surface good the same as required - 200mm X 150mm X 50mm. Deep

Providing and fixing of following size phenolic coated sheet on existing wooden board: - 200mm X 150mm X 3mm Thick

Supplying and drawing of 1.5 sqmm. FR PVC insulated, copper conductor, single core cable in the existing surface/ recessed, PVC/steel conduit/ PVC casing and capping as required. Make: Finolex / Polycab:-

Supplying and fixing S.P 1 way 5/6amps piano/flush type switch on the existing switch box/cover including connections etc. as required. Make: Kundan/ Anchor/ Vinay :-

Supplying and fixing 3 pin 5/6amps piano/flush type socket outlet on the existing switch box/cover including connections etc. as required. Make: Kundan/Anchor/Vinay:-

Supply of 1 x 40W box type single tube light fitting with copper choke & starter without tube. Make: Philips/Bajaj.

Supply of 40W tube light. Make: Philips.

Installation, testing and commissioning of prewired, all kind of surface mount light fittings, complete with all accessories etc. directly on high ceiling/wall, including connections with 16/0.20 mm twin core FR PVC sheathed flat flexible, copper cable etc. as required.

Supplying and fixing 6 amps to 32 amps rating, Single pole, 240 volts, 'c' series, miniature circuit breaker suitable for lighting and other loads of following poles in the existing MCB DB complete with connections, testing and commissioning etc. as required. Make: ABB/ L&T Hager