Construction of New OHT 60000 L Vanniyar Street at Vadakku Vellur

Amount

Earthwork Excavation and depositing on bank wiyh initial lead of 10m and lift of 2m in the following classification of soils as directed by TWAD Board officers.

Second Depth. OF 2m from 2m to 4m below GL For column footing

Sand Filling with clear River sand including cost of sand,watering,ramming,and consolidation etc.

C.C.1:4:8 Mix using 40mm iss metal for leveling course including cost of mixing concrete, ramming, curing etc.

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 viarator, finishing, curing etc., complete as directed by TWAD Board officers.

For Column and Brace upto G.L ( 0 to1,50 below GL )

For column and brace I 0 to 4.5m from GL

For column and brace II 4.5m to 7.32m from GL

For column and brace III 7.32 to 10.98m from GL

For column beam floor slab side wall from 10.98m to 14.64 m from GL

For items 14.64m to 18.3m above GL

Supplying Fabricating and Placing in Possition of HSD Steel rods for Reinforcement including cost of Steel and binding wire etc.

Supplying and Erecting Steel Centering for sides and soffits including necessary supports and shuttering to the required height for R.C.C. ITEM Using M.S.Sheets including labour charges etc.

GL to 3.30m (B1)

From 3.30 to 4.30m

11.30 to 12.30m above GL

Curved surface

Square column

Painting two coats with approved Cement Paint over one coat of Priming coat over cement plastered surface of the Reservoir including cleaning, preparingthe surface etc.

Fabrication, supply,delivery and fixing of out side MS Ladder of 45cm wide made out of 50x50x6 mmMS angle for sides and steps in 16mm MS Plain rod fixed at 30cm centre tocentre welded, jointedetc,Providing with suitable side supports, clamps, and locking arrangements provided with one coat of red oxide paint etc.

Providing and fixing of R.C.C. inner access ladder in R.C.C. 1:1.5:3 mix using 20mm ISS Metal including cost of reinforcement ,placing in grill in possition ,centering,shuttering charges mixing concrete curing etc.

Providing Ac vent cowl arrangements mosquito proof nylon net with 110mm dia Cowl etc.

Providing Cut Stone Slab in cm 1:3 mix

Providing man hole cover of size 0.60x0.60 in R.C.C. 1:1.5:3 mix with suitable reinforcement, 50x50x6mm MS Angle fixed along edges etc.

Provision for pipe connection arrangements for inlet, outlet, scour and overflow etc., including cost of pipes, specials, valve, labour charge for lifting, aligning, cutting, threading, fixing and painting of GI pipes with two coats of approved quality enamel paint etc. complete as detailed below 65mm dia GI pipes for inlet connection.

65mm dia GI elbow

65mm dia GI Flange set

65mm dia GI coupling

80mm dia GI pipes

90mm dia PVC Threaded coupler

80mm dia GI Tee

80mm dia GI elbow

80mm dia GM Gate valve

80mm dia GI Flange set

80mm dia GI coupling

80mm dia GI Dummy

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

Providing hand rails over the roof slab by using 32mm GI pipe with 40mm x 6mm MS flat and fixed with 12mm dia fastner bolt 75mm long and as directed by TWAD officers

Refilling the foundation with excavated earth including consolidation as directed by the TWAD Board officers As per item l(a) + l(b) Less item 2,3 & 4A & 4B Total

Earthwork excavation and depositing on bank with an intial lesd & lift in hard stiff clay, gravelly soil, shales, murrams earth mixed soil as per SS 20 B for foundation

M Sand filling with good river sand including cost & conveyance of all materials to site and all labour charges for curing, compacting etc., complete.

Cement concrete in 1:4:8 mix using 40 mm metal used for foundation including cost & conveyance of all materials to site and all labour charges for curing, compacting etc., complete.

Cement concrete in 1:2:4 mix using 20 mm metal used for Wearing Coat including cost & conveyance of all materials to site and all labour charges for curing, compacting etc., complete.

Brick Work in Cement Mortar 1:5 using Country Bricks including cost & conveyance of all materials to site and all labour charges for curing, compacting etc., complete.

Plastring with cement mortar 1:4mix to 12mm thick including cost and conveyance of all material to site and all lobour charges atc completed.

Filling the stones in soakpit incluiding the cost and conveyance of materials 40mm

Filling the stones in soakpit incluiding the cost and conveyance of materials 20mm

Rcc Precast rings

Ring and RCC Cover Slab

Provision for LWF 1%

Provision for Name board

Provide for Photography charges

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}

T.Manimaran