Thanthoni Block - NABARD RIDF-2024-25-Construction of 30,000 Litres Capacity OHT at Bommanathupatty H/O Jegathabi Panchayat 12.00m Staging Height

Amount

Name of the Work : Construction of 30,000 Litres Capacity OHT at Bommanathupatty H/O Jegathabi 12.00m Staging Height

Earth work excavation and depositing on bank with in initial lead of 10 m and initial lift of 2m in hard stuff clay, stiff black cotton soil, hard red earth, earth mixed with small sized boulders and hard gravelly soil as per SS 20B

a, First depth of 2m

b, Second depth of 1m

Plain Cement concrete 1:4:8 mix using 40mm ISS metal including cost and conveyance of all materials to site and all labour charges for mixing, laying and curing etc complete for 10 cum.

Reinforced Cement concrete 1:1.5:3, mix using 20 mm HBG Metal including cost and conveyance of all materials to site and all labour charges etc., complete.

a, Below 1.5m to 4.5m from GL

b, 0m to 1.50m below GL

c, 0m to 4.50m above GL

d, 4.50m to 7.32m above GL

e, 7.32m to 10.98m above GL

f, 10.98 m to 14.64 m above GL

g, 14.64 m to 18.30 m above GL

Supplying and erecting steel centering for plane surfaces in foundation and basement for staircase steps column footings plinth beam grade beam etc.,

I, Plane Surfaces

a,Below GL

b, From GL to 3.30m

c, From 5.30 m to 6.30 m above GL

d, From 8.30 m to 9.30 m above GL

e, From 11.30 m to 12.30 m

II,Curved Surface

0 to 3.30m from floor level

III, Square column

Below G.L

Ground level to 3.30m

3.31 m to 4.30 m ht

4.31 m to 5.30 m ht

5.31 m to 6.30 m ht

6.31 m to 7.30 m ht

7.31 m to 8.30 m ht

8.31 m to 9.30 m ht

9.31 m to 10.30 m ht

10.31 m to 11.30 m ht

11.31 m to 12.30 m ht

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

Supply and Delivery and fixing of outside MSLadder of 45cm clear wide made out of 50mmx50mmx6mm MS plain rods fixed at 30cm C/C welded jointed etc., providing with suitable side supports, clamps and locking arrangements provided with two coats of approved enamel paint over one coat of redoxide paint etc.,

Providing and fixing of RCC inner access ladder in M20 using 20mm HBG stone for OHT including cost of reinforecement, placing grill in position, centering shuttering charges, mixing concrete curing etc., to required height and clear width of 4Scm consisting of two Nos. of ve-ical post of 10mxIScm and step slab of 2Smmx25mm etc., complete

Supply and Fixing of PVC Vent Cowl 110mm as directed by TWAD Board officers

Providing cut stone slab in CM 1:3 and as directed by TWAD Board officers (0.30x0.30x0.15)

Providing manhole cover of size 0.60x0.60 Heavy duty with frame and as directed by TWAD Board officers.

Pipe connection arrangement for inlet, outlet, scour and overflow etc., including cost of pipes, specials, valve, labour charges for lifting , aligning, cutting, threading , fixing and painting of GI pipes with two coats of approved quality enamel paint etc., complete as detailed below.

1, 80mm dia GI pipes for over flow & 1x1 rain water harvesting pipe

2, 80mm dia GI pipe for over flow

3, 50mm dia GI pipe for Scour

4, 80mm dia GI pipe for delivery

5, 90mm PVC Threaded coupler

6, 65mm PVC Threaded coupler

7, 80mm dia GI Tee

8, 80mm dia GI 900 bend

12, 80mm GI Coupler

13, 80mm GI union

15, 80mm GI elbow

21, 80mm GM gate valve

22,50mm GM gate valve

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

Eaarth work excavation for in all clauses of soils and sub soils to full depth as may be directed except in hard rock y etc complete complying with standard specification . SS20B

Supply and cost of 63mm dia 6KSC PVC pipe with ISI mark etc complete

Labour charges for laying and jointing 40mm HDPE Pipes including all labour charges for laying pipes in proper alingment and gradient including cost of solvent cement etc., complete

Refilling the pipe line trench with excavated earth other than sand complying the standard specification etc., complete

GST Amount for providing Service to Government Contract Works for the above ConstructionWorks. GST Amount is the Total GST Amount for overall quoted amount 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)

Ramasamy (BID ID -1116000)