CONSTRUCTION OF PRIMARY MIDDLE SCHOOL BUILDING -2022-2023 Construction of 2 Class room School Building at Perumpulli HO Thennampatty

Amount

Construction of 2 Class room School Building at Perumpulli H/O Thennampatty (Est.Amt Rs 29.90 Lakhs)

Earthwork excavation for foundation in all clauses of soils and subsoils to full depth as may be directed except in hard rock requiring blasting but inclusive of shoring, hard gravelly soils as per SS20B.

Supplying and filling in foundation and basement with filling sand in layers of not more than 15cm thick well rammed,watered and compacted including cost & conveyance of sand and all labour charges etc., complete as per std. Specifications.

Cement concrete 1:4;8 mix using 40mm ISS HBG metal for foundation including watering whenever necessary and laid in layers not more than 15cm thick compacting etc., complete complying with std. Specifications and as directed.

Refilling the approved good quality earth in plinths, area development etc. wherever specified in layers is not exceeding 200 mm thick, with available earth at site.

Supplying and filling of good earth filling locally available earth transported from the outside including consolidation, leveling specified in layers of not exceeding 200 mm thick., etc. complete.

Supplying and erecting centering for sides & soffits including supports and strutting up to 3.29m height for plane surfaces in all floors with all cross bracing using mild steel sheets of size 90cm x 60cm and 10 gauge stiffened welded with mild steel angles of size 25mm x 25mm x 3mm for boarding laid over country wood poists of size 10cm x 6.5cm dia spaced at about 90cm center to center etc., complete complying with std. Specifications and as directed.

Footing, Plinth Beam, etc.

Plain surfaces such as roof slab, floor slab, beams, lintels, loft, sill slab, staircase waist, portico slab and other similar works.

Square and rectangular columns and small quantities such as sunshades, parapet cum drops, window boxing, fin projections and other similar works.

RCC 1:1.5:3 mix using 20 mm ISS HBG metal including cost & conveyance of all materials to site and all labour charges etc., complete.

Foundation & Basement

Ground Floor

Supplying, fabricating and placing in position mild steel or ribbed to steel and all reinforced cement concrete works as per the design given including cost of steel and binding wire in all floors etc. complete.

Brick work in c.m 1:5 mix using country bricks ground moulded of size 23x11x7 cu.cm including cost & conveyance of all materials to site and all labour charges etc., complete.

Foundation & Basement

Ground Floor

Brick partition walls of 11.50cm thickness using best quality II class table moulded bricks 8"3/4 x 41/4" X23/4" in Cement Mortar 1:3 (One Cement and Three Sand) using hoop iron reinforcement if found necessary including curing etc. complete and as directed by the departmental officers.

Foundation & Basement

Ground Floor

Plastering with cement mortar 1:3 mix to 10mm thick including cost and conveyance of all materials to site and all labour charges etc complete.

Plastering with cement mortar 1:5 mix to 12mm thick including curing, cost and conveyance of all materials & all labour charges etc., complete.

Plastering with cement mortar 1:5 mix to 12mm thick including curing, cost and conveyance of all materials & all labour charges etc., complete.

Paving the floor with best approved quality fine polished SHAHABAD stone slabs of size 600 x 600 of 18 / 20mm with machine cut edges and matching marble slab not less than 100mm width other than Adanga Marbles as border laid over a cement mortar bed of 20mm thick using cement mortar 1:3 (One cement and three sand) fixing the slabs in true right angles with minimum possible width of joints and pointing the joints with white cement mixed with mathcing colouring pigments and polishing with floor polisher to a high degree of finish etc., The kota stone slabs and other materials to be used shall be got approved by the Executive Engineer concerned before use on work, etc., complete as per standard speicification

Providing granolithic floor finish of the following thickness with plain cement concrete 1:2:4 using 10 to 12mm gauge hard broken stone jelly including laying, finishing and the top rubbed smooth with power trawl, thread lining,curing etc. complete

Supplying and fixing in position steel balustrades using 20mm square rods spaced at 150mm centre to centre so that the two balustrades in each step shall be placed centrally and the top of balustrades connected with the hand rails (cost of hand rail shall be measured and paid separately) by means of MS flats of size 40mm x 6mm in the groove 40mm x 6mm provided at the bottom of hand rail; the bottom of balustrades shall be fixed on to the top of step concrete. An additional MS flat of size 50mm x 6mm shall be provided at the centre of balustrades connecting all square rods to the entire length including cost of square rods, flat and applying one coat of red oxide primer to the iron surfaces, etc., complete complying with standard specification and as directed by the departmental officers.

Supplying and fixing 40mm dia GI pipe for staircase hand rail including labour charges for cutting, welding and fixing with MS flats (excluding cost of flat), etc., as directed by the departmental officers

Fabricating, Supplying and fixng in position of steel sheeted windows ( Three Leaves) with the following specifications. Outer frames of windows made of 'Z' section F7D of size 33 x 25 x 3mm at 1.419 kg/ m and mullion 'J' section (F4B) of size 46x25x3mm at 2.28kg/m and shutter section of made of F7D of 33x25x3mm at 1.419 kg/m as specified in IS 7452/1990.

2 numbers of sturdy hinges and one number of handle-cum-latch of special type made with 18x5mm MS flats are revetted to the shutters at an appropriate height in window. suitable opening is left for its easy operation. a stopper square rod for handle is provided in the mullion section at suitable place to catch the window handle. each window shutter having an adustable stay made out of 18 x 5mm at 0.70 kg/ m MS flat of lenght 320mm with three adjustable position. A matching peg is provided in the outer frame of the window at suitable place. 4 Nos. of hold fasts of 120mm length spliced at the ends are welded to the outer frame of the window by using MS flat of 18x5mm at 0.70kg/m, welded to the shutter at two place equivalent from each from top and bottom of the shutter.

An MS square bar of 12mm size is welded to the inner face of the window at an equal interval not exceeding 100mm edge between them. All members are painted with one coat of anti-corrosive red oxide primer as directed by the departmental officers.All sections should be in confirmed with IS 7452/1990.The cost includes cost of all materials, labour charges and other incidental charges, etc., complete

Manufacturing, supplying and fixing of Steel doors with following specification.MS angle of size 40x40x6mm at 3.5 kg/m used for outer frame and MS Angle of size 35x35x5mm at 2.6 Kg/m for the shutter frame. Stiffeners with 32x6mm at 1.5 Kg/m MS Flat is provided as the lock rail of the door and welded intact on both ends to the shutter frame.18 G CR Sheets of best quality is laid as panel in the shutter frames. 18x5mm at 0.70 kg/m MS flat is welded over the 32x6mm at 1.50kg/m MS Flat on the rear side of the door, sandwiching the CR Sheet for rigidity. Additional stiffeners with 18x5mm at 0.7 Kg/m MS flats are provided diagonally on the rear side of the shutter. 300mm length of hinges 2Nos, for shutter is provided. 6 Nos. of 250mm length hold fasts 200mm length specified at the ends are welded to the outer frame of the door. Tower bolt 2 Nos. at the top provided.

Supplying and Painting new ceiling plastered surface with two coats of distempering one coat of distemper primer

Supplying and Painting new plastered internal wall surface with two coats of distempering one coat of distemper primer

Supplying and painting the walls with one coat of wall primer and two coats of Exterior emulsion (apex or equivalent) as instructed by the departmental officers including preparation of surface curing, etc., complete in all floors complying with standard specifications (The colour and shade of the cement paint shall be got approved by the Executive Engineer before use of work).

Weathering Course Concrete using best quality broken brick jelly of 20 mm uniform gauge in pure slaked lime ( NO Sand to be used ( over the RCC roof slab in the proportion of brick jelly to lime being 32 : 121/2 by volume laid over in single layer and consolidated to the required slope and finished thickness and beating the concrete with wooden beaters of approved pattern, keeping the surface constantly wet by sprinkling lime, jiggery water etc. complete complying with standard specifications and as directed

Finishing the top of roof with one course of machine pressed tiles of size 230mm x 230mm x 20mm of approved quality set in Cement Mortar 1:3 (One Cement and Three Sand) 12mm 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 complying with standard specification and as directed by the departmental officers.

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 cuddapah slab for cupboard shelf

Providing Cup-board Shutter with frame using termite / water proof plywood of 19mm thick over which laminated sheet of 0.8mm thick fixed inside the shutter and 1mm thick fixed in the outside of the shutter using fevicol along with necessary furniture fittings, such as, hydralic hinges, tower bolt, handles, multi purpose locks etc., as directed by the Departmental Officers. The design pattern, water proof plywood, laminate sheet and other materials should be got approved from the Executive Engineer befoe use on wor

Supplying and fixing PVC Rain water down fall pipes of following dia meter etc., complete.

Wiring 2 x 1.5 sq.mm (22/0.30)PVC insulated unsheathed SC.cu.conductor of 1100 V grade in suitable PVC rigid pipe on wall and ceiling with PVC accessories with TW switch box with in flush with wall covered with hylem sheet of 3 mm thick with painting of suitable colour for concealed PVC light/ fan point (SD No.25)

Supply and fixing of 4'-18W LED tube with fitting inclusive of all charges

Wiring 2 x 1.5 sq.mm (22/0.30)PVC insulated unsheathed SC.cu. conductor of 1100 V grade in suitable PVC rigid pipe on wall and ceiling with PVC accessories with TW switch box with in flush with wall covered with hylem sheet of 3 mm thick with painting of suitable colour for concealed PVC plug point (SD No.38) 5 pin plug point

supply and fixing of 1200mm sweep AC ceiling fan complete with stepped electronic regulator with 300mm down rod on the existing clamp SD 106

Supply and fixing of water tight Bulk Head fitting with guard (Philips / Bajaj / Crompton / Klite) suitable for incandencent lamp and 60W bulb (SD N0.83)

Supply and run of 2 of 1.50 Sq.mm polythene insulated PVC sheathed heavy duty SC Copper conductor of 1100 V grade on 7/20 GI bearer wire for service connection mains (SD No.64)

Supply and fixing of TNEB meter Board suitable for 32A Single Phase service connection with 32A Fuse unit (500V) 32A neutral link and earth link (1" x 1/8" Copper flat) on TW plank of size 375mm x 300mm x 19mm with supporting TW reepers of 1" thick an either side with painting with suitable bolt and nuts for fixing the TW plank on wall with earth connection and inter connection with 7/20 PVC insulated copper wire from EB meter to fuse unit. (SD No. 125)

Supply and run of 2x4 sqmm (22/0.3) PVC insulated SC unsheathed Cu.Conductor of 1100V grade in 25mm dia GI pipe (Class 'B') suitably bent at both ends with necessary angle iron upright and end supports for mains SD 70

Supply and Fixing of 16 Amps DP Switch of 500V with Metal Clad with Fuse and Neutral SD 142

Provision for EB Deposit Charges

GST Amount for providing Service to Government Contract Works for the above Construction Works. { GST Amount is the Total GST Amount for total overall quoted amount above this row in column "BB" for all works in this package}

CHINRAJ CONTRACTOR

SHREEMATHI

JAYASEELAN CONTRACTOR