2023-24 School Improvement Grant works Maintenance of Existing School Building at Government Hr Sec School in Karuppur Town Panchayat

Amount

Dismandling and Removal of Existing Damaged Weathering course concrete with broken brick jelly of 20 mm gauge in pure slacked lime ( no sand to be added) over roof slab the proportion of brick jelly to lime being 32 to 12.5 by volume and laid over In a single layer and consolidated require designed and finished thickness by beating the concrete with wooden beaters of approved pattern , keeping the surface constantly welded springing lime jiggery water as per standard specification and as directed by the departmental officers.

Weathering course concrete using best quality broken brick jelly of size 20mm uniform gauge in pure slaked lime the proportion of brick jelly to lime being 32:12-1/2 by volume and laid over the RCC roof slab in a single layer and consolidated to the required finished thickness by beating the concrete with wooden, beaters of approved pattern keeping the surface constantly wet by sprinkling jaggery and lime water etc. complete complying with standard specification.

Finishing the top of roof with one course of approved first quality Machine Pressed Tiles of size 230mm x 230mm x 20mm thick of approved quality laid in Cement Mortar 1:3 (one cement and three sand) 12mm thick mixed with water proofing compound conforming to Indian standard as approved by the departmental officers at 2% by weight of cement used and the joints pointed neatly to full depth of tiles with the same mortar mixed with the water proofing compound and red oxide etc. complete complying with standard specification.

Painting two coats with ready mixed Plastic Emulsion Paint approved quality and colour over a priming coat, including thorough scrapping, clean removal of dirt, etc complete and including necessary plaster of paris, putty, wherever required etc, complete as per standard specification. - 10 sq.m

Plain Cement Concrete 1:4:8 Mix (one part cement, four part M-sand and Eight part of aggrigate) using 40 mm size ISS HBG metal from approved quarry including cost and conveyance of all materials to site. Loading and unloading charges and labour charges for mixing. Laying and curing etc., complete as per TNDSS NO : 28 & VI (S2) VI (S5A) VII standard specifications as directed by Engineer incharge.

Ellis Pattern flooring with 20mm thick in Cement Concrete 1:2:4 Mix using 3 to 10 mm Stone Jelly Chips and top surfaces rended smooth in Cement – 10m2 ( no sand to be used )

Supplying and fixing M.S. Grill Door,Window, Ventilator of approved design and as directed by the departmental officers including cost of MS Ventilator, labour charges and cost of one coat of red oxide primer with labour charges for priming coat etc. complete complying with standard specifiction.

Painting with ready Mixd enamel Paint over the new Steel works of approved quality and colour without priming coat including the cost all materials etc., complete, in all floors.

Painting Two Coats on Old Iron works with best synthetic enamel paint of approved colour and quality – 10m2.

Wiring with 2 x 22/0.3mm PVC insulated multistrand copper conductor cable of 1100V grade in suitable PVC rigid pipe concealed in wall and ceiling with PVC accessories in flush with wall and covered with hylum sheet of 3mm thick with TW switch box and making good of the concealed portion with suitable colour for PVC concealed light point ( 5 points / coil) (SD19)

Supply and fixing of 20W 4 Feet LED Fittings higher End etc., Complete

Supply and fixing of 1200mm (48") sweep AC ceiling fan complete with stepped electronic 300W regulator with1 metre down rod with fan clamp with side plates and cross arm of size 450mm (18") SD 106

Supply and fixing of best approved quality of Prepainted Galvalum Sheet 6mm thick including 15cm lapping for necessary J Bolt and nuts, Bitumen Washer and screw if wooden batterns using necessary trusses, purlins and ''U" or "J" bolts, nuts, screws, nails and bitumen washers including cost of labour and materials etc., complete complyingg with standard specification as directed by the departmental officers.