Construction of 30,000 Ltr OHT at Anaiyur in Amayapuram Panchayat in vaiyampatty Block in Tiruchirappalli District under OMDGF -2025-26(Peri Urban Panchayat).

CONSTRUCTION OF NEW OHT 30000 LIT AT ANAIYUR IN AMAYAPURAM PANCHAYAT Earthwork excavation and depositing on bank with an initial lead of 10m and lift of 2m in the following classification of soils as directed by TWAD Board officers. Hard stiff clay, block cotton, hard red earth shales, murram, ordinary gravel, stoney eart First depth of 2m

Second depth of 1m

Sand filling for foundation with clear river sand including cost of sand watering, ramming and consolidation etc complete as directed by TWAD Board officers.

Cement concrete 1:4:8 (one cement four sand and eight aggregates) using 40mm HBGS for levelling course for foundation including the cost of mixing concrete, ramming, curing etc., complete as directed by TWAD Board officers.

RCC in M30 GRADE using graded aggregtes of HBGs excluding cost of reinforcement, centering, shuttering strutting, but including cost of mixing concrete, placing, vibrating with mechanical vibrator, finishing, curing etc., complete as directed by TWAD Board For items 1.5m to 4.5m below GL

For items 4.50 to 7.32m

For items 7.32 m to 10.98m

For items 10.98 m to 18.30m

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 PLANE SURFACES

ABOVE G.L. to 3.30m

Curved Surface (0 to 3.30m from floor level)

Square column (Below G.L. )

Square column (Ground level to 3.30 m)

Square column (3.31 to 4.30m )

Square column (4.31 to 5.30m )

Square column (5.31 to 6.30m )

Square column (6.31 to 7.30m )

Square column (7.31 to 8.30m )

Square column (8.31 to 9.30m )

Square column (9.31 to 10.30m )

Square column (10.31 to 11.30m )

Square column (11.31 to 12.30m )

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 TWAD Board officers

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 TWAD Board officers.

FabricatFabrication, supply, delivery and fixing of outside MS ladder of 45cm wide made out Fabrication, supply, delivery and fixing of outside MS ladder of 45cm wide made out of 50x50x6mm MS angle for sides and steps in 16mm MS plain rods fixed at 30cm c

Providing and fixing of RCC inner access ladder in RCC 1:1.5:3 (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 cu

Providing PVC ventilating arrangements mosquito proof nylon net with 110 mm PVC pipes and cowl and as directed by TWAD Board officers

Providing cut stone slab in CM 1:3 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 TWAD Board officers.

65mm Ø GI pipes for over flow & 1xl

50mm Ø GI pipes for scour pipe 1xl

65mm Ø GI pipe for delivery 1x1 pipe

90mm Ø PVC Threaded coupler

65 mm Ø PVC threaded coupler

65mm Ø GI Tee

65mm Ø GI Coupler

65mm Ø GI union

65mm Ø GI Elbow

65x50mm Ø GI Reducer

65mm Ø GM Gate valve

50mm Ø GM gate valve

Cost of (63 mm PVC pipe 4 ksc)

63 mm PVC Elbow

PVC Adhesive (Solution)

Earth work excavation in all soil for laying jointing of PVC Pipes and specials including refilling the trenches after Pipe laying works. (176.48+20.01+24.42)

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

Provision for water meter arrangments

Provision for chlorination arrangments

Provision for Fencing arrangments

Provision for soak pit arrangments

Provision for Name Board 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}