Tiruppur district, Kangayam block, Construction of 30000 Litres Capacity OHT Tank - 12.00 M Staging Uthampalayam H/O Pappini ,peri urban scheme 2025-26

Construction of 30000 Litres Capacity OHT Tank - 12.00 M Staging @ Uthampalayam H/O Pappini

Earth work excavation below G.L. and depositing on bank First depth of 0 to 2m

Earth work excavation in all soils such as red earth ,hard stiff clay soil, stiff black cotton soil, hard redearth,shales, murrams, gravel,hard rock not requiring blasting ete complete.,SS 20 B

Sand filling for foundation with clear M sand.

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

Providing and laying in position, Standardised Concrete Mix M-30 Grade in accordance with IS:456-2000 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cementcontent of 400 kg/m3 and maximum water cement ratio of 0.45, including admixture (plasticiser / superplasticiser) in recommended proportions as per IS:9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability with about (5.0 cu.m.) 7730 kg. of 20mm machine crushed stone jelly and with about (3.3 cu.m.) 5156 kg. of 10-12mm machine crushed stone jelly and with about (4.79 cu.m') 7670 kg. of crushed stone 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).

A .Below 1.5m from GLColumn footing

B. 0m to 1.50m below GL

C. 0m to 4.50m above GL

d. 4.50 m to 7.32 m above GL

e. 7.32 m to 10.98 m above GL

f. 10.98 m to 14.64 m above GL

g. 14.64 m to 18.30 m above GL

Supplying and erection centering for sides and soffits inculding necessary supports and structing for plain surfaces such as RCC Slab,Lintel,Beam coloum,sunshade etc complete.,

Plain Surface

A.Below GL

B.From GL to 3.30m

C.From 5.30m to 6.30m

d.From 8.30m to 9.30m

e.From 11.30m to 12.30m

Square Column:

A.Square Column Below GL and upto 3.30m above GL

B.3.31m to 4.30m ht

C.4.31m to 5.30m ht

D.5.31m to 6.30m ht

E.6.31m to 7.30m ht

F.7.31m to 8.30m ht

G.8.31m to 9.30m ht

H.9.31m to 10.30m ht

I.10.31m to 11.30m ht

J.11.31m to 11.40m ht

A.Curved Surface - upto 3.30m ht.

Supplying, fabricating and placing in position of HSD steel rods for Reinforcement .

Painting two coats with ready mixed Plastic emulsion of first class quality paint and of approved colour over a priming coat ,inculding through scrapping, clean removal of dirt etc. complete and inculding necessary plasterof paris , putty whereever required .

Fabrication, supply, delivery and fixing of outside MS ladder .

Providing and fixing of RCC inner access ladder in M30 .

Providing Ventilating arrangements with 50 mm GI pipes with mosquito proof nylon net .

Providing manhole cover of size 0.60 x 0.60M in RCC 1:1.5:3 with suitable reinforcement and 50x50x6mm MS angle fixed along edges and as directed by TWAD Board officers

Supply,delivery and fixing of pipes and specials for OHT connections

50 mm GI Pipe for scour

65 mm GI Pipe for inlet , Outlet and Overflow

63 mm OD PVC 4 ksc pipe for drainage arrangements

75 mm PVC Threaded Coupler

63 mm PVC Threaded Coupler

65 mm GI elbow

50 mm GI Elbow

65 mm GI Tee

65 mm GI coupling

65 mm Flange set

50 mm Flange set

65 mm GM Gatevalve

50 mm GM Gatevalve

75 mm X 63 mm PVC Reducer

90 mm X 75 mm PVC Reducer

65x50 mm GI Reducer

Extension of Pipe Line

Earthwork Excavation for 63mm PVC pipe

63mm PVC pipe 4kg

Laying Charges for labour 63mm PVC Pipes

Refilling Chagres for Earth Work for 63mm PVC Pipes

Provision for Name Board Charges

Provision for Photo graphic charges

GST Amount for providing Service to Government Contract Works for the above Construction & Maintenance Works. { GST Amount is the Total GST Amount for overall quoted amount (Both Construction and Maintenance) above this row in column "BB" for all works in this package} (Refer Clause 13.2 & 13.3 of Section 2 of Instruction to Bidders (ITB) of SBD)

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