Thanjavur District Kumbakonam- CONSTRUCTION OF ONE CLASS ROOM SCHOOL BUILDING (FIRST FLOOR) AT P.U.M SCHOOL IN THIRUPURAMBIYAM PANCHAYAT. Under MLACDS 2025-2026 Kumbakonam Block

Amount

CONSTRUCTION OF ONE CLASS ROOM SCHOOL BUILDING (FIRST FLOOR) AT P.U.M SCHOOL IN THIRUPURAMBIYAM PANCHAYAT

Supplying and erecting Centering and Shuttering for soffits including necessary supports and strutting up to 3 M height for plane surfaces as detailed below in all floors with all cross bracings using Mild Steel sheets of size 90 x 60 cm and 10 BG stiffened with welded Mild Steel angle of size 25mm x 25mm x 3 mm for boarding laid over silver oak joists of size 10cm x 6.50 cm spaced at about 90 cm centre to centre and supported by casurina props of 10cm to 13 cm dia spaced at not more than 75 cm centre to centre etc. complete complying with the standard specification.(Payment for centering shall be given after the concrete is laid).

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.

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).

First Floor

Terrace Floor

Steel - Fe 500 D: Supply, fabrication and placing of reinforcement steel of high yield strength ribbed bars of various diameters and grade conforming to IS 1786 for reinforced concrete work. The work includes recoiling, straightening, cutting, bending, fabricating, and placing in position, at all levels including lead and lift, according to drawings, specifications etc. complete and supply & use of 18G black annealed binding wire double fold to tie the bars in position and providing precast cement/ PVC cover blocks for main reinforcement to ensure specified cover and complete., including all labor charges etc as directed by departmental officers.

Brick work in following Cement Mortar 1:5 using best quality II class table moulded bricks 8"3/4 x 41/4" X23/4" for foundation and basement including curing etc.,complete complying with standard specification.including scaffolding curing cost of reinforcement etc.all complete as per specifications and drawings as directed by the Engineer in-charge.

First 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.

Ground Floor

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 shoule be got approved by the Executive Engineer before use on work.

Providing & applying 12 mm thick cement plaster in CM 1:5 (1 part of cement: 5 parts of sand) to walls internally in single coat at all levels to correct line and level including chicken wire mesh at all joints of brick and concrete surfaces with minimum overlap of 150 mm in all directions, scaffolding, rounding off or chambering of corners, offsets, fin/ bands, projections, etc. and cleaning of surface, raking out joints, roughening of surface, chiseling the undulated surface wherever necessary and curing, etc., all materials and labor complete in all respects including all lead, lift and descent and as directed.

Providing & applying 20 mm thick cement plaster in CM 1:5 (1 part of cement: 5 parts of sand) to walls externally in single coat at all levels to correct line and level including scaffolding, rounding off or chambering of corners, offsets, fin/ bands, projections, etc. and cleaning of surface, raking out joints, roughening of surface, chiseling the undulated surface wherever necessary and curing, etc., all materials and labor complete in all respects including all lead, lift and descent and as directed.

Paving the floor with kota stone slab of size 600 x 600 of 18 / 20mm (un-polished) in all floors laid in of cement mortor 1:3 (one cement three M.Sand), 20mm thick and pointed with colour cement neatly including polishing with polishing stone and oxalic acid etc., so as to perfectly smooth and glossy and including hire charges for polishing machine and power consumption charges 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 (One Cement, Two sand and Four aggregate) 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 complying with standard specification and as directed by the departmental officers. (The rate is inclusive of necessary planking for panelling wherever necessary and as directed by the departmental officers).

Providing, fabricating and fixing M.S. grills Windows, and ventilator, gates, ladders, rail pipes, nosing angles, with M.S.lugs in staircase steps etc., made out of M.S rods, flats, angles, pipes, channels etc. including necessary fixtures complete as per drawings and specifications and as directed by the Engineer.

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 ceiling 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 PVC Rain water down fall pipes of following dia meter etc., complete.

Electrification

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) P-15

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 - P50

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) P-40

Supply and Fixing of 16 Amps DP Switch of 500V with Metal Clad with Fuse and Neutral SD 142 P-62 Ellectical SOR

SD 136 Computer socket

SD 234 Earthing P65 - E lectrical- SOR

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 (Both Construction and Maintenance) above this row in column "BB" for all works in this package}.

Sundaram Amutha (BID ID -1426307)