Construction of 60,000 ltr OHT and Extension of Pipeline at Chinnakalipalayam in Nerur North

Amount

Name of the Work : Construction of 60,000 ltr OHT and Extension of Pipeline at Chinnakalipalayam H/O Nerur North

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.

First depth of 2m & For foundation

Second depth of 2m

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 officers

For items 1.5m to 4.5m below GL

For items 0 to 1.50m below GL

For items 0m to 4.5m above GL

For items 4.50m to 7.32m above GL

For items 7.32m to 10.98m above GL

For items 10.98m to 14.64m above GL

For items above 14.64m & up to 18.30m from 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 stiffened with welded MS angles of size 25mm x 25mm x3mm of boarding

PLANE SURFACES

Below G.L.

ABOVE G.L. to 3.30m

CURVED SURFACE

11.30 to 12.30m from floor level

12.30 to 13.30m from floor level

13.30 to 14.30m from floor level

14.30 to 15.30m from floor level

15.30 to 16.30m from floor level

SQUARE COLOUMN

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.

Supplying and fixing in position of 0.60 x 0.60m water tight CI manhole frame and cove of approved pattern at the roof slab and as directed. The manhole frame and cover should be of light duty and confirming to IS: 1726-1974

Supply and cost of 63 mm PVC pipe 4 KSC including all cost of materials and transport charges etc .,complete

Earth work excavation for in all clauses of soils and sub soils to full depth as may be directed except in hard rock requiring blasting but inclusive of shoring strutting and boiling out water whenever necessary etc complete complying with standard spec

Laying and jointig of P.V.C and G.I pipe into the trench with proper grading and alignment and all labour charges 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)

DURAISAMY DURKKAIYAPPAN (BID ID -1220642)