Construction of Single Class room building at Vanchninapuram PUM School in Vanchinapuram Panchayat in Sendurai Block of Ariyalur District Under NNT 2024-25

Amount

Earthwork excavation for foundation (for narrow excavation) to full depth as per designed in all soils and sub soils except soft disintegrated rock not requiring blasting and hard rock requiring blasting and bailing water wherever necessary. Refilling the sides of foundation with excavated earth other than sand in layers of well rammed and compacted and depositing the surplus earth in places shown by the departmental officers with an initial lead of 10m and initial lift of 2m and clearing and leveling the site etc. complete complying with standard specification.

Supplying and filling in foundations and basement with filling M- sand in layers not exceeding 15cm.thick,well watered,rammed and consolidated etc. complete complying with standard specifications.

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.

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. Foundation and basement

Super structure

Filling the foundatin and basement with excavated earth in layers and consolidated

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).

For plane surfaces such as RCC floor slab, roof slab, beams, lintels, bed blocks, landing slab, waist slab, portico slabs and beams etc.,

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.

Cement concrete 1:1-1/2:3 (One cement one and half crushed stone M.Sand and Three hard broken stone jelly) using 20mm gauge hard broken granite stone jelly for all RCC items of works excluding cost of reinforcement grill and fabricating charges centering and shuttering., Up to basement

Super structure

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.

Supplying and fixing of steel doors and windows 1.20 x 2.10m

Supplying and fixing of steel doors and windows 1.20 x 1.50m

Supplying and fixing of steel doors and windows 1.50 x 1.50m

Suppy and fixing RCC slab in cement concrete 1:2:4 (2.5cm thick)

Paving the floor with best approved quality fine polished kota stone slabs of size 600x600 of 18/20mm with machine cut edges and matching marble slab not less than 100mm widht other than adanga marbles as border laid over a cement mortar 1:3 fisxing th slabs including coat and conveyance of including all charges

Providing and laying Anti skid tiles including coat and conveyance of including all charges

Plastering the walls with CM 1:5 - 12mm thick in all floors

Special celing plastering and finishing the expossed surfaces of RCC (Hacking) item of works with in CM 1:3 - 10mm thick

Supplying and painting two coats over iron grill works with approval synthetic enamal anti corrossion paint over exist primer coat

Towards drawing BALA Painting including ceiling with solar system painting Brushes ,High Scaffolding Charges , Neat Finishing , cost of Brushes etc, Complete Complying with Standard Specification and as Directed by the Departmental officer including cost and conveyance of all materilas and all labour charges etc., complete

Towards drawing BALA Painting Verandah Pillars Painting with Pictures of Birds ,Domestic animals,wild animals,creatures living in sea with Names (Both English and Tamil)

Plastering two coats of newly plastered wall surface with ready mixed plastic emulsion paint of first class quality approved colour including cost and conveyance of all materilas and all labour charges etc., complete

Provision for PVC rain water arrangement

Provision for Electrical arrangement

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 this work}

SELVARAJ P (BID ID -1171103)