Construction of Single class room School Builidng PUPS at Chidambaranathapuram at Chidambaranathapuram Panchayat in Thiruppanandal Block under nabard assistance 2024-2025 Tranche

Amount

Part. 01.Construction of Single class room School Builidng PUPS at Chidambaranathapuram @ Chidambaranathapuram- Panchayat (est.17.30 Lakhs)

Earth work excavation for foundation in all clauses of soils and sub soils to full depth as may be directed except in hard rock requiring blasting but inclusive of shoring strutting and boiling out water whenever necessary et complete complying with standard specification

Plain Cement Concrete 1 : 4 :8 ( one part of cement, four parts of sand and eight parts of hard broken stone ) using 40 mm gauge hand broken hard broken granite stone jelly complying with standard specifications in foundations and basement.

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.

Supply and filling of good gritty gravel from approved quarry to work site including cost and conveyance of all charges etc complete.

Providing and laying in position, M-20 Grade in accordance with IS:456-2000, using 20mm and down grade hard broken granite stone jelly for all RCC Items of works with minimum cement content of 350kg/m3 and maximum water cement ratio of 0.50, including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS:9130 to accelerate, rated setting of concrete, improve workability without impairing strength and durability with about (5.0 cu.m) 7730kg. of 20mm machine crushed stone jelly and with about (3.3cum) 5156 kg. of 10-12mm machine crused stone jelly and with about (4.79cum) 7670 kg of sand, but excluding cost of reinforcement grill and fabricating charges, centering and shuttering and also 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, 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 requirements of IS Standards. (No Separate payment will be made by the Department for the excess usage of materials).

Foundation basement

Brick work in cm 1:5 mix(one cement and five sand )using country bricks ground maded of size 23 x 11 x 7 cm including curing,finishing and cost & Conveyance of all materials etc., complete.

Foundation basement

Supplying and erecting centering for sides Centering for soffits of RCC slabs of plane surface like lintels, beams ,etc.,including strutting 3m high using mild steel sheets of size 90cm x 60cm x and B.G 10 stiffened with M.S angles of size 25mm x 25mm x '3mm laid over silver Oak (C.W) joists of size 10cm x 6.5cm (spaced at about 90cm c/c )and supported dy casurina props of 10cm to 13cm dia (spaced of 75cm C/C) complying with standard specification.

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.

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

Supplying fabricating and placing in position of ribbed steel rods for reinforcement to all RCC works as per the design given including cost of steel and binding wire also in all floors etc., complete

Supplying and applying of two coats of putty of 3mm thick over the exposed RCC surface of ceiling including finishing the joints smoothy with grinding machine and the surface shall be thoroughly cleaned out of dust and scrubbing. The Surface shall then be allowed to dry for atleast 48 hours. It shall then be sand papered (waterproof abrasive sheet) to give a smooth and even surface. Any unevenness shall be made good by applying 1st coat of putty mixed with water on the entire surface including filling up the undulations and applying 2nd coat of putty after 6 hours of 1st coat of putty and then sand papering (waterproof abrasive sheet) the same after it is dry and finishing the surface smoothly, etc., complete complying with standard specifications and as directed by the Departmental Officers. [The rates are inclusive of hire charges for grinding machine with wheel, cost of sand paper (waterproof abrasive sheet), cost of putty blade, labour charges for grinding the joints and sand papering, two coat of putty, scrapping the putty area to level the surface smooth, etc., complete). The Putty should be got approved by the Executive Engineer

Plastering with cm 1:5 mix( one cement and five sand ) to 12 mm thick including cost and conveyance of all materials in all floors etc.,as directed by departmental officers etc, complete complying with standard specifications.

CEMENT CONCRETE 1:2:4 mix using 20mm gauge hand broken hard granite stone jelly including dewatering if found necessary and well rammed etc., complete complying with standard specification.

Finishing the top of roof with one course of Vitrified tiles of size 0.60m x0.60m of approved quality laid in cement mortar 1:3 (One cement and three sand) 12mm thick mixed with water proofing compound conforming to I.S. at 2% by weight of cement used and the top pointed with same mortar mixed with redoxide

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. Each openable shutter should not exceed a width of 600mm to enable separate operations and easy maintenance. The panel of the shutters to be covered with 18 gauge cold rolled sheet of superior quality and welded intact with shutter frames

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.

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

Providing and applying Emulsion paint finish of approved make & shade in two coats over a coat of approved primer and 2 coats of patty to give an even shade as per manufacturer's instruction to the internal plastered surfaces including preparation of surfaces, scaffolding etc. all complete as per drawings and specification for all heights.

Weathering course with brick jelly lime concrete using 20mm brick jelly with of 32:12.5 including cost and conveyance of all materials to site and all labour charges for mixing , laying ,and finishing etc complete

Finshed with one course of pressed tiles of size 23x23x2cm with cement mortar 1:3 mix and pointed with the same oiled mortar including cost andconveyance of all materials to site and all labour charges etc complete for 10 Sqm

Painting two coats over new iron works using ready mixed enamel paint including cost and conveyance of paint and all labour charges etc complete

Supplying and fixing P.V.C rainwater down fall pipe of 100mm dia with necessary shoes, bends,& clamps etc.,

Electification

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 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 Name Board

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}

MANIMARAN MAHALINGAM (BID ID -1505948)