ERODE DISTRICT VADUGAPATTI TOWN PANCHAYAT SCHOOL IMPROVEMENT GRANT WORKS 6 TH FINANCE GRAND 2024-2025 AND 2024-2025 REPAIR MAINTENANCE WORK

Amount

Earth Work Excavation for foundation in all types of soils and sub soils to full depth (such as Soils in Rock / Silt / Light Black Cotton Soil / Ordinary Soil ) except in rock requiring blasting but inclusive of shoring, shuttering and bailing out water wherever necessary and refilling the sides of foundation with excavated earth other than sand in layers of 150 mm thick well rammed and consolidated, depositing the surplus earth in places shown by the Departmental Officers with initial lead of 10 m and initial lift of 2 m. Complete as per TNSS 23 & 24, V, VI (S2), VII, 9,10

Plain Cement Concrete of mix 1 : 4 : 8 (One part Cement, four part sand & eight part of aggregates) using 40mm gauge hard broken metal from approved quarry including all cost, conveyance of materials to site with proper mixing, compacting, finishing and curing etc., complete as per standard specification. TNDSS NO: 28 V, VI (S2) V,VI (S5A) VII

Supplying and errecting centering for Sides and Soffits including necessary supports and strutting upto3.29mt height for plane surfaces as detailed below in all floors with all cross bracings using mild steel sheets of size 90mm x60mm and 10BG stiffened with welded mild steel angles of size 25mm x 25mm x 3mm for boarding, laid over silver oak joists of size 10cm x 6.5cm spaced at about 90cm centre to centre and supported by casurina props of 10cm to 13cm dia supported at not more than 75cm centre to centre etc complete Complying with standard Specification without Strutting.TNSS NO or NBC No 30(S) 86 86 A V, VI(S3)VII

Providing and laying, spreading and compacting graded stone aggregates to Wet Mix Macadam 150mm thick specification including premixing the materials with water at OMC in mechnanical mix plant carriage of mixed material by tipper to site laying in uniform layers with pavers in Sub Base/ Base course on well prepared surface and compacting with vibratory roller to acheive the desired density including cost of material, labour charges, rentals for machinery, fuel and all other incidental charges etc., complete as per clause 406 of MORTH

Rubberised Interlocking Paver Block M40 grade providing and laying of 83mm thick heigh strength type confiriming IS 15658 - 2006 of Rubberised Interlocking Paver Block in required size of mininmum compressive strength of 40N/mm2 in uniform shape of approved make to be laid in flumying bore pattern with approved nin - sticking surface in the top and the rate including levelling the base cushion 150mm thick laying out the pavement cut the pieus to fit edge, vibrating pavers, sweeping transporting leading unloading as per standard specification.

Paving the floor with vitirified tiles size 600 x 600 x 8mm of approved quality and colour of any size in all floors over 20mm thick cment mortar 1:3 (one cement and three sand) mix base above the existing bed concrete and pointing with same colour cement added with colouring pigments etc., complete complying with standard specification.

Painting two coats of newly plastered wall surface with ready mixed plastic emulsion paint of first class quality and of approved colour over a priming coat including thorough scrapping, clean removal of dirt, and including necessary plaster of paris putty, wherever required etc., complete complying with standard specification.

Painting new iron works such as steel doors, windows, ventilators, window bars, balustrades etc., with two coats of best approved first quality and colour of synthetic enamel paint over the existing red oxide priming coat in all floors excluding cost of priming coat etc., complete complying with standard specification. (The make, quality and colour of paint should be got approved by the Executive Engineer before use on works.)

Supplying and fixing of M.S.grill of approved design for doors. Windows and ventilators using necessary mild steel flats for inner and outermembers which should be fixed to window frames inclusive of priming coat of best approved quality red oxide primer etc., complete complying with standard specifications.

Weathering course in brick jelly lime concrete using broken brick jelly of size 20mm uniform gauge in pure slaked lime (no sand to be used) to the proportion of brick jelly to lime being 32:12.5 by volume and laid over the RCC roof slab in a single layer of required slope and finished by beating the concrete with wooden beaters of approved pattern, keeping the surface constantly wet by sprinkling lime jaggery water, etc., complete as per standard specification and as directed by the deparmental officers.

Finishing the top of roof with one course of machine pressed tiles of size 200 mm x 200 mm x 20 mm of approved quality in Cement Mortar 1:3 (One part of Cement and Three part of Plastering Sand (P- Sand)), 12 mm thick mixed with water proofing compound conforming to ISS at 2% by weight of cement used and the joints pointed neatly to full depth of tiles with the same cement mortar mixed with red oxide and water proofing compound including curing etc., complete

Toward Cost and Supply of following PVC Pipes and Specials HDPE Water Tank 2000 L

110 mm PVC 4 kg/cm2 TWAD Pg. No.21

110mm PVC Elbow

110mm PVC Tee

110mm PVC Bend

VETRI ASSOCIATE (BID ID -1165100)