Construction of 30,000Lit OHT (12.00m Stage) at Ellanur Near Muthayee valavu H/o VellalapuramPanchayat Konganapuram Union at Salem District 15th Finance - 2024-2025

Amount

Construction of 30,000Lit OHT (12.00m Stage) at Ellanur Near Muthayee valavu H/o Vellalapuram

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 earth and earth mixed with small size boulders for foundation SS 20B

Second depth of 2m From 2m to 4 m below GL

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

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

Cement Concrete 1:1-1/2:3 (One Cement, One and a half crushed stone M.Sand and Three hard broken stone jelly) using 20 mm gauge hard broken granite stone jelly for all RCC items of works excluding cost of reinforcement grill and fabricating charges centering and shuttering but including laying, vibrating with mechanical vibrators, finishing, curing, etc. and providing fixtures like fan clamps in the RCC floor / roof slabs wherever necessary and bearing surfaces of walls, beams etc. shall be finished smooth with Cement Mortar 1:3 (One Cement and Three M.Sand) and kraft paper laid over it without claiming extra, etc., complete complying with standard specification and as directed by the departmental officers Below 1.5m from GL

For items 0 to 1.50m below GL

For items 0m to 4.5m above GL

For items 4.51m to 7.32 m above

For items above 7.32 m & up to 10.98 m from GL Floor Slab

10.98 m to 14.64 m above GL

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, I type trust of size 25x25x3mm spce at about 90cm c/c and supported by 40 mm GI pipe (Medium) spaced at 75 cm complied to centre complying with standard specifications etc., complete and as directed by TWAD Board officers. (PLANE SURFACES-Below GL

From G.L 0.00 to-3.30m

From 5.30m to 6.30m above GL

From 8.30m to 9.30m above GL

From 11.30m to 12.30m

Square Column Below GL and upto 3.30m above GL

3.31m to 4.30m ht

4.31m to 5.30m ht

5.31m to 6.30m ht

6.31m to 7.30m ht

7.31m to 8.30m ht

8.31m to 9.30m ht

9.31m to 10.30m ht

10.31m to 11.30m ht

11.31m to 12.30m ht

Curved Surface - upto 3.30m ht.11.30m to 12.30m

Supplying and Fabricating and placing in position MS steel or ribbed for steel for all reinforced cement concrete works as per the design given including cost of steel and binding wire in all floors etc, Complete complying with stanard specification.

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,Delivery and placing in position MS steel Ladder wide 0.45m made out of 50x50x6mm MS angle for sides and steps in 16mm MS plain rods fixed at 30cm c/c welded and Jointed etc. , Complete complying with stanard specification.

Supplying and Fixing of RCC inner access Ladder in RCC 1:11/2:3mix etc. , Complete complying with stanard specification.

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

Supply and fixing of cut stone of size 0.30m x 0.30m x 0.15m in CM 1;3(one cement and three sand) below inlet pipe for Service Reservoir as directed by TWAD Board Officers.

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

65mm GI pipes for inlet connection

50mm GI pipes for scour pipe

65mm GI coupling

65mm GI Elbow

50mm GI Elbow

50mm GI coupling

65x50mm GI reducer

50mm GM gate valve

65mm GM gate valve

Earthwork excavation in other than loose soil for laying of following size of PVC pipes

Supply and delivery of 63mm OD 4 KSC PVC Pipe as per ISI Marked Standarad specification.

Lowering PVC pipes and specials to trench and laying to proper grade and alignment, jointing with PVC couplers with cement paste.

Refilling the excavated earth as per the standard specifications (63mm)

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

Labour charges for GI pipe connection to the OHT, for inlet, outlet, overflow and scour arrangements including cutting and threading, earth work excavation & refilling

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}

M Rajasekar (BID ID -1136723)