Salem District P.N.Patty Town Panchayat 2024-25 - 15th FC Tied grand 1st instalment

Amount

Earthwork excavation and depositing on bank with an initial lead of 10 m and lift of 2m in Hard stiff clay blcak cotton, hard red earth, shales, murram, ordinary gravel, stoney earth and earth mixed with small size boulders for foundation SS 20B as directed by TWAD Board officers.

First depth of 2m

Plain Cement Concrete 1:4:8 (one cement, four sand and eight hard granite broken stone of 40mm size ISS gauge ) for levelling course of foundation including mixing, placing, ramming,finishing curing etc. complete in accordance with specification and as directed by the TWAD Board Officers (Below GL 1.50 m to 4.50 m )

RCC M30 design mix concrete ( Approximately for one cum of concrete 400 kg of cement, 0.47 cum of sand with bulkage and wastage , 0.57 cum of HBG ston of 20 mm size ,0.28 cum of HBG stone of 10 mm size are to be used ) for the following members (excluding the cost of RTS grills for reinforcement, centering and shuttering, strutting,) but including cost of mixing, laying of concrete, vibrating with mechanical vibrators, ramming consolidating finishing, water charges curing etc., complete complying with relevent standard specification and as directed by TWAD Board Officers.

For items 1.5m to 4.5m below GL

Items 0 to 1.5m below GL

Above GL & Upto 4.5m

Above 4.50m & upto 7.32m from GL

Above 7.32m & upto 10.98m from GL

Above 10.98m & upto 14.64m from GL

Above 14.64m & upto 18.30m from GL

Centering for soffits of RCC members including shuttering, strutting to the centering and providing supports etc. complete for the following members using MS sheets of suitable size of BG o10 stiffened with welded MS angle of size 25x25x3mm for boarding laid over I type of M.S. Truss of size 25x25x3mm spacing at about 90 cm C/C and supported by 40mm GI Pipe ( medium) spacing at 75mm c/c etc., complete complying with standard specifications for various heights and as directed by the TWAD Board Officers. The centering should be removed after the specified striping time of the concrete as per IS-456/1978.

Plane Surface

0-3.30m Below G.L.

3.30 to 4.30m (Plane)

5.30 m to 6.30mabove G.L.

8.30 m to 9.30mabove G.L.

11.30 m to 12.30mabove G.L.(Plane)

0 to 3.30m above and below G.L.

0 to 3.30m above G.L.

0 to 3.30m above G.L.

3.30 to 4.30m above G.L.

4.30 to 5.30m above G.L.

6.30 to 7.30m above G.L.

7.30 to 8.30m above G.L.

9.30 to 10.30m above G.L.

10.30 to11.30m above G.L.

11.30 to12.30m above G.L.

Painting the new plastered surfaces with two coats of approved (snowcem)cement paint for all the external surface of the structure including cleaning, preparing the surface, curing etc., complete and as directed by TWAD Board Officers using the following colour i) Ivory for all external surface except the projection of floor slab/roof slab and hand rails, II) Golden brown for the projection of the floor slab / roof slab and handrails

Providing and fixing RCC inside access ladder of approved pattern and design in RCC 1:11/2:3 (One cement and one and half sand and three HBG stone of 20mm size ISS gauge) 0.40m width, 0.10m thickness, 0.12m breadth for side post, 0.05m thickness 0.12m breadth for steps with suitable inclination including cost of cement, reinforcement centering, finishing, curing etc., complete and as directed by TWAD Board Officers.

Providing RCC ventilating arrangements as directed by TWAD Board officers-Separate sheet

Supply, delivery and fixing in position of 0.60x0.60 m C.I manhole frame and cover heavy duty approved patten at the roof slab and as directed . the manhole frame and cover should of light etc., complete and as directed by the TWAD Board Officers.

Labour charges for Painting TWAD Board Emblem in accordance with the size and specifications as approved by the Board on the Service Reservoirs including cost of all consumables , one coat of base paint, scaffolding charges including painting NRDWP logo on the Service Reservoir as per standard specificatons and as directed by the TWAD Board officers.

Provision for pipe connection arrangements for inlet outlet, scour and overflow etc., including cost of pipes, specials, valve, labour charge for lifting, aligning, cutting, threading, fixing and painting of GI pipes with two coats of approved quality enamel paint etc., complete (As per seperate estimate)

65mm Ø GI pipes for inlet 1xl connection

65mm Ø GI pipes for over flow & Rainwater & Scour

65mm Ø GI pipe for outlet 1x1 pipe

75mm Ø PVC Threaded coupler

63 mm Ø PVC threaded coupler

65mm Ø GI Tee

65mm Ø GI 900 Bend

65mm Ø GI coupler

65mm Ø GI union

65mm Ø GM Gate valve

labour charge for lifting, aligning, cutting, threading, fixing -vide separate sheet

Earth work excavation for foundation in all soils and sub soils and to full depth as may be directed except in hard rock requiring blasting but inclusive of shoring, strutting and baling out water wherever necessary and refilling the sides of foundation with excavated earth in layers of 15cm thick well rammed and consolidated & depositing the surplus earth in places shown by departmental officers with an initial lead of 10m and lift of 2m and clearing and levelling the site etc. complete complying with standard specification.

Plain Cement Concrete 1:4:8 (one cement four fine aggregates and eight coarse aggregates) using 40mm 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

Supplying and erecting, centering for sides and soffits including supports and strutting upto 3.29m height for plane surfaces as detailed below in all floors with all cross bracings using mild steel sheet of 90cm x60cm BG 10 gauge stiffened with welded M.S. angle of 25 x 25 x 3mm 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 10 cm to 13 cm dia spaced at not less than 75 cm centre to centre or at suitable intervals etc. complete in all floors complying with standard specification. (The payment for centering shall be made only after the concrete is laid. The retrieved materials should be taken back by the contractor)

For Column Footing

For Vertical Surface

Supplying, fabricating and placing in position M.S. or R.T.S. reinforcements grill for RCC works as per the design given including cost of steel and binding wire etc., complete complying with standard specification. (The contractor will have to make his own arrangements for the supply of M.S. plain rods / RTS rods and binding wire)

Reinforcement Cement Concrete 1:1½:3 (One cement, one and half sand and three stone jelly) using 20 mm gauge hard granite broken stone jelly for all reinforced cement concrete works excluding cost of reinforcement grill and fabricating charges, centering and shuttering but including laying, vibrating with mechanical vibrator, finishing, curing, etc. complete as directed by the Departmental Officers.

Brick Work in Cement Mortor 1:5 Mix (one cement, five sand) using new best II Class Bricks of size 9 ” x 4 3/8 “x 2 3/4 ” from approved quarry 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.

Plastering with Cement Mortar 1:5 (One cement and Five sand), 12 mm thick in all floors including curing etc. complete complying with standard specification and as directed by the departmental officers.

Supplying and fixing of M.S grill of approved design for doors, windows and ventilators using necessary mild steel flats for inner and outer memebers which should be fixed to window frames inclusive of priming coat of best approved quality red oxide primer etc., complete complying with standard specifications.

Painting two coats over the new wood work using ready mixed enamel paint including cost of all materials to site and all labour charges for mixing applying etc., Complete as per Standard Specifications Rate for 10 Sqm

Senthil & co., (BID ID -1234600)