CONSTRUCTION OF NEW OHT 30000 L NEW OHT ATSIVAKKAM IN ALKONDANATHAM Pt, Under Kumaratchi Panchayat Union, Cuddalore District 2025-2026

Amount

Earth work excavation below G.L. and depositing on bank within an initial lead of 10.00 m and an initial lift of 2.00 for the following classification of soilIn hard stiff clay, stiff black cotton soil, hard red earth, sales, murrams, gravel, stoney earth, earth mixed with small sized boulders and hard gravelly soil S.S.20B -First depth of 0 to 2 m

second depth of 1m - Footing

Sand filling for foundation with clear river sand including cost of sand,watering,ramming and consolidation etc complete as directed by the Dept. Officers

PCC 1:4:8 using 40mm HBG metal including mixing curing etc.,below 1.50 m & upto 4.50 m depth Below GL.

RCC in 1:1:5:3 mix using 20mm size HBG metal excluding cost of reinforcement and centering but including cost of mixing, laying, curing, finishing etc.complete- Below 1.5m & upto 4.50 m Below GL

RCC in 1:1:5:3 mix using 20mm size HBG metal excluding cost of reinforcement and centering but including cost of mixing, laying, curing, finishing etc.complete- 0m to 1.50m below GL

RCC in 1:1:5:3 mix using 20mm size HBG metal excluding cost of reinforcement and centering but including cost of mixing, laying, curing, finishing etc.complete- 0m to 4.50m above GL

RCC in 1:1:5:3 mix using 20mm size HBG metal excluding cost of reinforcement and centering but including cost of mixing, laying, curing, finishing etc.complete- 4.50 m to 7.32 m above GL

RCC in 1:1:5:3 mix using 20mm size HBG metal excluding cost of reinforcement and centering but including cost of mixing, laying, curing, finishing etc.complete- 7.32 m to 10.98 m above GL

RCC in 1:1:5:3 mix using 20mm size HBG metal excluding cost of reinforcement and centering but including cost of mixing, laying, curing, finishing etc.complete- 7.32 m to 10.98 m above GL

RCC in 1:1:5:3 mix using 20mm size HBG metal excluding cost of reinforcement and centering but including cost of mixing, laying, curing, finishing etc.complete- 14.64 m to 18.30 m above GL

Supplying and erecting steel centering for sides and soffits I including necessary supports' and shuttering to the required height for RCC items using MS sheets of suitable size of BG.10 stiffeneq with welded MS angles of size 25mm x 25mm x3mm of boarding, laid over silver oak joints of size 10cm x 6.5cm spaceqat 90cm centre to centre and supported by 40mm dia GI pipes spaced at 75cm centre to centre complying with standard specifications etc., complete and as directed by the Dept. officers. -Plain Surface- Below GL

Supplying and erecting steel centering for sides and soffits I including necessary supports' and shuttering to the required height for RCC items using MS sheets of suitable size of BG.10 stiffeneq with welded MS angles of size 25mm x 25mm x3mm of boarding, laid over silver oak joints of size 10cm x 6.5cm spaceqat 90cm centre to centre and supported by 40mm dia GI pipes spaced at 75cm centre to centre complying with standard specifications etc., complete and as directed by the Dept. officers. -Plain Surface- From 5.30m to 6.30m above GL

Supplying and erecting steel centering for sides and soffits I including necessary supports' and shuttering to the required height for RCC items using MS sheets of suitable size of BG.10 stiffeneq with welded MS angles of size 25mm x 25mm x3mm of boarding, laid over silver oak joints of size 10cm x 6.5cm spaceqat 90cm centre to centre and supported by 40mm dia GI pipes spaced at 75cm centre to centre complying with standard specifications etc., complete and as directed by the Dept. officers. -Plain Surface- From 8.30m to 9.30m above GL

Supplying and erecting steel centering for sides and soffits I including necessary supports' and shuttering to the required height for RCC items using MS sheets of suitable size of BG.10 stiffeneq with welded MS angles of size 25mm x 25mm x3mm of boarding, laid over silver oak joints of size 10cm x 6.5cm spaceqat 90cm centre to centre and supported by 40mm dia GI pipes spaced at 75cm centre to centre complying with standard specifications etc., complete and as directed by the Dept. officers. -Plain Surface- From 11.30m to 12.30m

Supplying and erecting steel centering for sides and soffits I including necessary supports' and shuttering to the required height for RCC items using MS sheets of suitable size of BG.10 stiffeneq with welded MS angles of size 25mm x 25mm x3mm of boarding, laid over silver oak joints of size 10cm x 6.5cm spaceqat 90cm centre to centre and supported by 40mm dia GI pipes spaced at 75cm centre to centre complying with standard specifications etc., complete and as directed by the Dept. officers. -Square Column:- Square Column Below GL and upto 3.30m above GL

Supplying and erecting steel centering for sides and soffits I including necessary supports' and shuttering to the required height for RCC items using MS sheets of suitable size of BG.10 stiffeneq with welded MS angles of size 25mm x 25mm x3mm of boarding, laid over silver oak joints of size 10cm x 6.5cm spaceqat 90cm centre to centre and supported by 40mm dia GI pipes spaced at 75cm centre to centre complying with standard specifications etc., complete and as directed by the Dept. officers. -Square Column:- Square Column - 3.30m to 4.30m ht

Supplying and erecting steel centering for sides and soffits I including necessary supports' and shuttering to the required height for RCC items using MS sheets of suitable size of BG.10 stiffeneq with welded MS angles of size 25mm x 25mm x3mm of boarding, laid over silver oak joints of size 10cm x 6.5cm spaceqat 90cm centre to centre and supported by 40mm dia GI pipes spaced at 75cm centre to centre complying with standard specifications etc., complete and as directed by the Dept. officers. -Square Column:- Square Column - 4.30m to 5.30m ht

Supplying and erecting steel centering for sides and soffits I including necessary supports' and shuttering to the required height for RCC items using MS sheets of suitable size of BG.10 stiffeneq with welded MS angles of size 25mm x 25mm x3mm of boarding, laid over silver oak joints of size 10cm x 6.5cm spaceqat 90cm centre to centre and supported by 40mm dia GI pipes spaced at 75cm centre to centre complying with standard specifications etc., complete and as directed by the Dept. officers. -Square Column:- Square Column - 5.30m to 6.30m ht

Supplying and erecting steel centering for sides and soffits I including necessary supports' and shuttering to the required height for RCC items using MS sheets of suitable size of BG.10 stiffeneq with welded MS angles of size 25mm x 25mm x3mm of boarding, laid over silver oak joints of size 10cm x 6.5cm spaceqat 90cm centre to centre and supported by 40mm dia GI pipes spaced at 75cm centre to centre complying with standard specifications etc., complete and as directed by the Dept. officers. -Square Column:- Square Column -6.30m to 7.30m ht

Supplying and erecting steel centering for sides and soffits I including necessary supports' and shuttering to the required height for RCC items using MS sheets of suitable size of BG.10 stiffeneq with welded MS angles of size 25mm x 25mm x3mm of boarding, laid over silver oak joints of size 10cm x 6.5cm spaceqat 90cm centre to centre and supported by 40mm dia GI pipes spaced at 75cm centre to centre complying with standard specifications etc., complete and as directed by the Dept. officers. -Square Column:- Square Column -6.30m to 7.30m ht

Supplying and erecting steel centering for sides and soffits I including necessary supports' and shuttering to the required height for RCC items using MS sheets of suitable size of BG.10 stiffeneq with welded MS angles of size 25mm x 25mm x3mm of boarding, laid over silver oak joints of size 10cm x 6.5cm spaceqat 90cm centre to centre and supported by 40mm dia GI pipes spaced at 75cm centre to centre complying with standard specifications etc., complete and as directed by the Dept. officers. -Square Column:- 8.30m to 9.30m ht

Supplying and erecting steel centering for sides and soffits I including necessary supports' and shuttering to the required height for RCC items using MS sheets of suitable size of BG.10 stiffeneq with welded MS angles of size 25mm x 25mm x3mm of boarding, laid over silver oak joints of size 10cm x 6.5cm spaceqat 90cm centre to centre and supported by 40mm dia GI pipes spaced at 75cm centre to centre complying with standard specifications etc., complete and as directed by the Dept. officers. -Square Column:- 9.30m to 10.30m ht

Supplying and erecting steel centering for sides and soffits I including necessary supports' and shuttering to the required height for RCC items using MS sheets of suitable size of BG.10 stiffeneq with welded MS angles of size 25mm x 25mm x3mm of boarding, laid over silver oak joints of size 10cm x 6.5cm spaceqat 90cm centre to centre and supported by 40mm dia GI pipes spaced at 75cm centre to centre complying with standard specifications etc., complete and as directed by the Dept. officers. -Square Column:- 10.30m to 11.30m ht

Supplying and erecting steel centering for sides and soffits I including necessary supports' and shuttering to the required height for RCC items using MS sheets of suitable size of BG.10 stiffeneq with welded MS angles of size 25mm x 25mm x3mm of boarding, laid over silver oak joints of size 10cm x 6.5cm spaceqat 90cm centre to centre and supported by 40mm dia GI pipes spaced at 75cm centre to centre complying with standard specifications etc., complete and as directed by the Dept. officers. -Square Column:- 11.30m to 11.45m ht

Curved Surface - upto 3.30m ht.- Floor slab side, Side wall above floor slab (inner face), Side wall above floor slab (outer face). Roof Slab sides above platform, Haunch(Slanting)

Supplying, fabricating and placing in position of HSD steel rods for Reinforcement including the cost of steel and binding wire etc., complete and as directed by The Dept. officers.

Painting two coats with approved cement paint over one coat of priming coat over cement plastered exposed surface of the Reservoir including cleaning, preparing the surface and curing etc., complete and as directed by The Dept. officers.

Fabrication, supply, delivery and fixing of outside MS ladder of 45cm wide made out of 50x50x6mm MS angle for sides and steps fixed at 30cm centre to centre welded. Jointed etc., providing with handrails made out of 32mm Dia GL pipes and 40mm x6mm thick MS Flat, for ladder and roof top, fixing of anchor fastner blot of 12mm dia 75mm long, locking arrangements including fixing of ladders at all stages, provided with one coat of red oxide paint for providing access to roof top of 30,000 lit. capacity OHT with 12m staging of suitable inclined lenght, including bottom anchorage and transportation and as Dept. Officers

Providing and fixing of RCC inner access ladder in M30 (one cement, one and half sane! and three aggregates) using 20mm HBG stone for OHT including cost of reinforcement, placing grill in position, centering shuttering charges, mixing concrete curing etc

Providing Ventilating arrangements with 50 mm GI pipes with mosquito proof nylon net and as directed by TWAD Board officers

Providing cut stone slab in CM 1:3 of size 0.3 m x 0.3 m x 0.15 m and as directed by TWAD Board officers

Providing manhole cover of size 1x1 0.60 X 0.60M in RCC 1: 1.5:3 with suitable reinforcement and 5O x 5O x 6mm MS angle fixed along edges and as directed by the Dept. officers.

Painting TWAD Board emblem on the SR with enamel paint as per Board's specification and as directed by the Dept. officers

Supply,delivery and fixing of pipes and specials for OHT connections - 65 mm GI Pipe for inlet , Outlet , scour and Overflow

Supply,delivery and fixing of pipes and specials for OHT connections - 75 mm PVC Threaded Coupler

Supply,delivery and fixing of 65 mm GI elbow

Supply,delivery and fixing of 65x65x65 mm GI Tee

Supply,delivery and fixing of 65 mm GI coupling

Supply,delivery and fixing of 65 mm Flange set

Supply,delivery and fixing of 65 mm GM Gatevalve

Supply,delivery and fixing of 75mm OD PVC Pipes

Labour charges for SR Pipe connection

Refilling the foundation with excavated earth including consolidation as directed by the TWAD Board officers.

Contruction of Provision for Pump room

Provision for Name Board

Contigencies and other 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}

S Neelakandan (BID ID -1433836)