SCHOOL IMPROVEMENT SCHEME 2025-2026 SIRUGAMANI TOWN PANCHAYAT

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

Supplying and filling in foundation and basement with Crushed Stone Sand (M- Sand) in layers of not more than 15cm thick well rammed watered and compacted etc., complete complying with standard specification. including cost and conveyance of sand at site and all labour charges and all other incidential charges etc., complete as per Standard Specification TNSS No. 24 & 25.

Plain Cement Concrete of mix 1 : 4 : 8 (One part of Cement four part of sand eight part of aggregates) using 40mm gauge hard broken including cost conveyance of all materials to site including formwork and centering labour charges, transporting and placing in position including shoring, strutting, forming protective bunds, cofferdams bailing out of water labour for mixing compacting, finishing and curing, working at depths, tools and plants and incidental charges such as sheeting, shoring and bracing and their subsequent removal etc., complete as per standard specification. TNDSS NO: 28 V, VI (S2) V,VI (S5A) VII

Supplying and Filling of U/S Gravel from approved quarry in Layer of not more than 15cm thick including watering with all layers and consolidation complying with standard specification including cost and conveyance of material to site and all labour charges and all other incidential charges etc., complete as per Standard Specification.

Supplying and errecting steel centering including necessary supports for plain surfaces for Reinforced Cement Concrete works such as Coloumn footing,Coloumn pedestals,plith beams, grade beams,staircase steps,etc which requires only nominal strutting using mild steel sheetsof 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 75cm centre to centre or at suitable intervels etc complete in all floors Complying with standard Specification without Strutting. ( TNSS NO or NBC No 30(S) 86 86 A V, VI(S3)VII Below Ground Level

Ground Floor

Column

Brick work in CM 1:5 (one cement & five sand) using II class ground moulded bricks of size 9"X43/8"X 23/4" standard specification including finishing, curing,etc., complete complying with standard specification 31 & Similar to 31C V, VI (S5) VIIBelow Ground Level

Ground Floor

Supplying ribbed tor steel rods including cutting cranking fabricating assembling laying in exact position tying with soft steel wire 16 or 18 BWG etc. complete for all RCC Works. as per the design given including cost of steel and binding wire also in all floors as per standard specification. SS86 & 86A, V, VI (S3) (S6) VII.

Providing and laying in position Standardised Concrete Mix M-20 Grade in accordance with IS 456 - 2000 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement contenet of 325Kg/ cum and maximum water cement ratio of 0.55 including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS 9103 to accelerate, related setting of concrete, improve workability without imparing strength and durability with about (5.0cum), 7730Kg of 20mm machine crushed stone jelly and with about (3.3 cum), 5156kg of 10 - 12mm machine crushed stone jelly and with about (4.79cum) 7670 kg of sand, but excluding cost of reinforcement grill and fabricating charges centering and shuttering but including laying, vibrating with mechanical vibrators, finishing, curing, etc and providing fixtures like fan clamps in the RCC floor / roof slabs wherever necessary without claiming extra cost etc., complete complying with standard specification and as directed by the departmental officers - The Coarse and Fine aggregates to be used should comply with the requiremnents of IS standards. (No separate payment will be made by the Department for the excess usage of materials) -Footing, Plinth beam, Tie beam/Lintel, Ground Floor Roof beam, salbs, Sloped roof beam and slabs.30 V, VI (S5) VII & 13 Below Ground Level

Ground Floor

Plain Cement Concrete 1:8:16 (one cement eight fine aggregates and sixteen coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges and all incidential charges such as water providing etc., complete as per standard specification 30 V, VI (S5) VII & 13

Special Plastering in Cement Mortor 1:3 Mix (one Cement,, Three sand)10mm thick including cost and conveyance of all materials to site, loading and unloading charges and labour charges for mixing, laying and curing etc. complete. Complying with std. specifications.TNDSS NO: 56, 57

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.61 V VI, (VIA) 3

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 Cement add three 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 as per standard specification and as directed by the deparmental officers 44 H V, VI, (S5A) VII ,3

Plastering in Cement Mortor 1:5 Mix (one part of Cement,, five part of sand)12mm thick including cost and conveyance of all materials to site, loading and unloading charges and labour charges for mixing, laying and curing etc. complete. Complying with std. specifications.TNDSS NO: 56, 57

Supplying and Painting the new plastered walls with two coats of Exterior emulsion paint (weather proof ) first class quality and of approved colour over a priming coat including thorough scrapping clean removal of dirt etc. complete and including necessary plaster paris putty etc. wherever required.as per (ISI STD) (It mustprovide excellent resistance against the growth of algae and fungi on the walls. And it must offer excellent protection against alkali and UV degradation and the durability period should be 5 years. 61 V, VI (S4) 3

Paving the floor with Double charged Vitrified tiles of approved quality and colour of size 600x600x8mm thick of approved make, quality and colour in all floors over a base layer of cement mortar 1:3 (One part of Cement and Three part of Plastering Sand (P- Sand)), 20mm thick and laid straight alignment and pointed neatly with colour cement at the rate of 0.40kg/m2 laid without any air gap in the tiles neatly and fixing in position as per standard specifications and as directed by the departmental officer. The colour & quality of tiles should be got approved by Municipal Engineer before use on work

Dadooing walls with Glazed tiles of sizes 300mm X 200mm X 6mm size of approved make and quality and colour Set in cement mortar 1:2 (One part of Cement and two part of Plastering Sand (P- Sand)) over 10 mm base layer plastering and pointing with white cement neatly as directed.

Supply and fixing of M.S Door and Window with one coat of Red oxide Primer including all costs such as welding, grinding and fabrication charges, cost and conveyance of all materials to site etc,complete as per standard specification. including phosphating as per ISI with rust preventive primer & ready to assemble condition for easy installation at site including dismantling making necessary with power drill to the accessories such as supplying and fixing holdfasts, plastic bush inserts receiver runner bottom shock absorbers etc. and Steel Door Complete as Directed by the Departmental Officer.

Supplying and fixing UPVC (Un-Plasticized Polyvinyl Chloride) Louvered Ventilators of from the profile the size of outer frame 60mm x 58mm and shutter profile size of 60 x 78mmboth profiles are reinforced with GI/1mm 125GSM and100% corrosion free, the profile are multi chambered sections with wall thick of 2mm. The EPDM rubber (blackcolour) covered with all over the edges of frame and shutter.The corners and joints should be welded and cleaned.Radiations pin headed glass 4mm thick should be provided inthe louvers. The window should be fixed to the wall with 100% packing with screws and silicon packing all round theframes. The ventilator should be got approved from theExecutive Engineer before use on work(PWD SOR Page No.109 Sl No.M -0675)

Painting the new iron works such as steel doors, Windows,Ventilators windows bars,balustrades etc, in all floor with two coats of best approved first quality and colour of synthetic enamel paint of approved quality, colour and brand (to be approved by executive engineer before use on works ) over one 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 engineer in charge before use on works ) ( TNSS NO or NBC No 61 V VI (54) 3)

Providing UPVC (Un-Plasticized Polyvinyl Chloride)Door: Providing and fixing casement doors fabricatedfrom un-plasticized polyvinyl chloride (uPVC)sections.Profiles: The profiles should be three chamber system which provides high insulation properties with outerframe 60mm x 55mm with an outer wall thickness of2.4mm. The window unit should be designed with allcorner joints mitred and fusion welded. Windowsshould be steel reinforced with 25 x 24 x 25mm steelreinforcement with a thickness of 1mm to havedimensional stability. The sash should be of 60 x102mm. The mullion should be of 60 x 74mm. Theprofiles should have co-extruded seals.Hardware: All the hardware like friction stays, handlesshould be screwed with self tapping screws. Thehandles, locks should be designed so that they cannotbe released from outside.Glazing: The window system should beglazed with5mm plain float glass / 6mm bison lamInstallation: The profiles should be cut to length andwelded 45 degrees. PWD SOR Page No : 108 Sl. No : M - 0673

Supplying and Fixing in position best approved of BIS quality 110mm P.V.C Rain Water down fall pipe having a pressure of 4Kg / Sq.cm including cost of necessary PVC shoe,PVC bend, cast iron gratings of required diameter and special clamps, brass screws, nails etc, and fixing of cast iron gratings at junction of parapet and the RCC roof slab including finishing neatly etc, complete. The rate shall be inclusive of cast of removable cast iron grating. The PVc pipe shall be fixed in wall with special type of "U" clamp at the centre of the pipe line in addition to those for more than 3.00mt pipe length etc, Complete Complying with Standard Specifications.

Supplying and fixing in position Indian water closet of size 580 X 440mm, white glazed earthen ware of approved quality with 'P' trap or 'S' trap confirming to IS:2556 - Part XII with sand cushion and forming flooring alround the closet using 40mm broken brick jelly in lime concrete 1:2:5 ( one part of lime, two parts of sand and five parts of brick jelly) 100mm thick and finishing the top to required slope and including giving necessary connection to cast iron soil pipes/ PVC pipes by dismandling brick masonry, reinforced cement concrete roof/floor slab and making good the disturbed portion to original condition without leakage etc., complete complying with standard specifications and as directed by the departmental officers.

Supplying and fixing in position white / colour glazed European Water Closet of best quality and approved make with 100 mm "P" or "S" trap connecting with CI pipe of 100mm dia / PVC pipe of 110mm dia, double flapped rigid PVC black seat and seat cover with CP brass hinges including cost of white cement, cement for packing, spun yarn, teak wood plugs, brass screws, etc., including supplying and fixing 10 litres capacity PVC / 12.5 litres capacity porcelin low level flushing tank with a pair of CI brackets, etc., complete with all fittings such as 15mm brass ball valve with polythene float with brass handle, union, coupling connected by means of 40mm white PVC flush hand using Indian adopter joint including all internal fittings such as 15mm brass connections, 15mm GM wheel valve, 15mm brass nipple (2 Nos.), 15mm nylon connection, TW plugs, screws and also giving necessary connection to the PVC pipe including cost of 600mm length of 110mm dia PVC pipe and painting the CI brackets with 2 coats of approved paint over one coat of red oxide primer, dismantling the masonry and re-doing the dismantled masonry to original condition etc. complete

Supply and delivery and fixing of 500 litter HDPE tank as per IS 12701 / 1996 including loading, unload ing, transportation and labour charges for fixing of the GI pipes and specials for pipe connection works including cutting, threading and fixing charges etc.,

Supply and fixing of following pipes and specials with ISI make and best quality of materials loading and unloading with all labour charges etc 110mm dia Pvc pipe 6ksc

32mm dia Pvc pipe 6ksc

32mm dia Pvc bend

32mm dia Pvc elbow

25mm dia Pvc pipe 6ksc

25mm dia Pvc bend

25mm dia Pvc elbow

Wiring with 2 x 1.5 Sq.mm (22/0.3) PVC insulated SC Unsheathed Cu. Conductor of 1100V grade in cuitable PVC rigid pipe concealed in wall and Ceiling with PVC accessoires in flush with wall with 3mm thick Hylum Sheet cover with TW Switch box and 5A F.T. Switch and making good of the Concealed portion with suitable colour for PVC CONCEALED LIGHT POINT/FAN POINT (for Electronics Regulator) (SD NO: 25)

Wiring with 2 x 1.5 Sq.mm (22/0.3) PVC insulated SC Unsheathed Cu. Conductor of 1100V grade in suitable PVC rigid pipe concealed in wall and Ceiling with PVC accessoires in Flush with wall 150mm x 100mm x 113mm TW Switch box with 3mm thick Hylum sheet cover for 5A 3 pin non inter locking CS Plug with continuous earth wire connection of 14SWG TC wire and making good of the Concealed portion with suitable colour for CONCEALED PVC PLUG POINT (SD NO: 38)

Supplying and Fixing of single box type 4 x 20 W LED Light fitting complete with Electronic Choke and Teakwood Round blocks on wall or ceiling with fluorescent tube with PVC unsheathed copper leads from terminals to the fitting. [PWD SOR Page No ; 168 Sl. No : M 1273 ]

Supplying and Fixing of 1200mm ( 48” ) sweep AC Ceiling Fan complete with stepped electronic 300 W regulator, with 1 M down rod with fan clamp with side plates and cross arm of size 450 mm ( 18” ) [ SD 106 ]