Construction of OHT 100000 Liter Capacity Thirumarugal in Thirumarugal Panchayat in Thirumarugal Block

Amount

Construction of OHT 100000 Liter Capacity Thirumarugal in Thirumarugal Panchayat in Thirumarugal Block

Earth work excavation and depositing on bank with initial lead 10m and lift of 2.0m in the following classification of soils, bailing out water whereever neceessary including providing danger lights etc and as directed by TWAD Board officers as per spec

I st Depth of 2.0m

2nd depth of 1.0m

Sand filling for foundation with river sand including consolidation ramming etc,.

Cement concrete 1:4:8 (one SRC cement, four sand, and eight course aggregate of 40mm size hard blue granite broken stone ) for levelling course including the cost of mixing, placing the concrete in position, consolidating finishing and curing etc, complete Beyond 1.5 m below GL

RCC M30 concrete using SRC cement, 10 mm and 20 mm HBG sstone excluding steel, centering,chargesbut including mixing and curing etc complete.

Below 1.50m to 4.50m depth from G.L

Below G.L upto 1.50m depth

Above G.L upto 4.50 ht

Column 4.50m to 7.32m ht above G.L

column 7.32m to 10.98m ht above G.L

column 10.98m to 14.64m ht above G.L

column 14.64m to 18.63m ht above G.L

Supply and erection of steel centering, shuttering for soffits and sides including necessary supports and strutting for all RCC works using MS sheets of suitable size of BG 10 stiffened with MS angle of size 25 X 25 X 3mm for boarding laid over I type M. S. Truss of size 25x25x3 mm space at about 90cm c/c and supported by 40 mm GI pipe (Medium)spaced at 75cm c/c etc., for various heights and complete as directed by TWAD Board officers. The centering should be removed after the specified striping time of the concrete as per IS 456/1978

Plane surface

From G.l upto 3.3m ht

From 3.3m to 4.3m ht

From7.30m to 8.30m ht

From 11.30m to 12.30m ht

Curved Surfaces

Upto 3.30m ht from Floor Level

From 11.30m to 12.30m ht from floor level

Square column

Upto 3.30m ht

From 3.30m to 4.30m ht

From 4.30m to 5.30m ht

From 5.30m to 6.30m ht

From 6.30m to 7.30m ht

From 7.30m to 8.30m ht

From 8.30m to 9.30m ht

From 9.30m to10.30m ht

From10.30m to 11.30m ht

From 11.30m to 12.30m ht

Circular Column

Upto 3.30m ht

From 3.30m to 4.30m ht

From 4.30m to 5.30m ht

From 5.30m to 6.30m ht

From 6.30m to 7.30m ht

From 7.30m to 8.30m ht

From 8.30m to 9.30m ht

From 9.30m to10.30m ht

From10.30m to 11.30m ht

From 11.30m to 12.30m ht

Painting two coats with approved plasttic Emulsionpaint over one coat of white washing over the cement plastered wall surface including cleaning preparing the surface and curing etc complete - 1 m2 complying with standard specification as directed

Supplying, fabricating and placing in position of RTS grills for reinforcement for various members including cost of steel for all RCC works as directed by TWAD Board officers. The rate to include the cost of binding wire also.

Upto 16 mm RTS rod

Above 16 mm RTS rod

Construction of RCC Sprial stair case in R.C.C. 1:1.5:3 (M 20 using SRC cement, 20mm HBGS) of 1.8m dia of required height for approach to the roof of service reservoir with RCC Handrails as per type design No. Sanitary Engineeer/PH (M) No.18/64-65 Sanitary Engineer (

Providing RCC jolly works using SRC cement as hand rails at top of roof slab about 0.60m ht vide Separate Estimate

Supply and fixing in position of enamelled water level indicator with all accessories of approved pattern and design as directed by TWAD Board officers.

Supplying and fixing in position of 0.60 x 0.60 m water tight CI manhole frame and cover of approved pattern at the roof slab and as directed byTWAD Board officers. The manhole frame and cover should be of light duty and confirming to I.S. 1726 /1974

Cut stone set in C:M 1:3 ( one SRC cement and three sand ) using well dressed cut stone supporting inlet pipe of size 0.30 x 0.30 x o.15m for service reservoir as directed by TWAD Board officers.

Provsion for RainWater Harvesting (Vide Separate Estimate)

Supplying and fixing in position of RCC 1:1.5:3 using SRC cement , 20mm size HBG inside access ladder of approved design and pattern inside tank including cost of cement, reinforcement, centering , shuttering , strutting etc., complete as generally shown in the plan and as directed by TWAD bord officers

Labour charges for OHT connection for inlet,outlet,overflow,and Bypass including

cost of bolts, nuts and washer excluding

cost of CI pipes and specials

(As per separate sheet)

Conducting SBC test

Levelling the Site

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.Packirisamy