Construction of New OHT 30000 Litres at Ennanivayal Habitation in Palathali Panchayat

Amount

CONSTRUCTION OF NEW 30000 LITRES OHT (12 M STAGE) AT PILLAIYAR KOVIL MANAVAYAL HABITATION IN PALATHALI PANCHAYAT

Earthwork excavation for foundation in all soils and sub soil to full depth as may be directed except in hard rock requiring blasting but inclusive of shoring and requiring the sides of foundation. First depth upto 2m

First depth of 2m

Second depth of 1m

Earthwork excavation for foundation in all soils and sub soil to full depth as may be directed except in hard rock requiring blasting but inclusive of shoring and requiring the sides of foundation. First depth upto 2m

For foundation

For GL landing platform for ladder

Plain Cement Concrete 1 : 4 :8 ( one part of cement, four parts of sand and eight parts of hard broken stone ) using 40 mm gauge hand broken hard broken granite stone jelly complying with standard specifications in foundations and basement.

For foundation

For GL Brace

For GL landing platform for ladder

RCC M30 GRADE using graded aggregate of HBGs excluding cost reinforcement, centering, shuttering, but including cost of concrete, placing, vibrating etc complete

a) For items 1.5m to 4.50m below GL

b) For items 0 to 1.50m below GL

c) For item 0m to 4.5m above GL

d) For items 4.51m to 7.32m above GL

e) For items 7.32m to 10.98m above GL

f) For items 10.98m to 14.64m above GL

g) For items above 14.64m & up to 18.30m from GL

Supplying and erecting Centering and Shuttering for soffits including necessary supports and strutting up to 3 M height for plane surfaces as detailed below in all floors with all cross bracings using Mild Steel sheets of size 90 x 60 cm and 10 BG stiffened with welded Mild Steel angle of size 25mm x 25mm x 3 mm for boarding laid over silver oak joists of size 10cm x 6.50 cm spaced at about 90 cm centre to centre and supported by casurina props of 10cm to 13 cm dia spaced at not more than 75 cm centre to centre etc. complete complying with the standard specification.(Payment for centering shall be given after the concrete is laid).

Plane surface

Below GL

Above GL to 3.30m

Curved Surface

0 to 3.30m from floor level

Square column

Below GL

Ground level to 3.30m

Square column

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 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 standard specification

FabricatFabrication, supply, delivery and fixing of outside MS ladder of 45cm wide made out Fabrication, supply, delivery and fixing of outside MS ladder of 45cm wide made out of 50x50x6mm MS angle for sides and steps in 16mm MS plain rods fixed at 30cm

Providing Hand rails over the Roof slab by using 32 mm GI Pipe with 40mm x 6mm MS Flat and fixied with 12mm dia Fastner Bolt 75mm long and as directed by TWAD Bd officers

Providing and fixing of RCC inner access ladder

RCC 1:1.5:3 (one cement,one and half sand and three 20mm HBG stoneexcluding the cost of reinforcement and centering and shuttering but including curing finishing, etc.complete

Supply, fabrication, placing in position of steel rods cutting tying etc.complete including cost of reinfor cement RTS rods

Centering, for soffits of RCC works including strutting shuttering charges etc. complete

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

Providing cut stone slab in CM 1:3 and as directed by TWAD Board officers

Providing manhole cover

Supply and delivery of 25 x 25 x 6 mm angle for supporting legs. 1x4x0.75=3.00 m x 1.80Kg/m=5.4 Kg

Centering, for soffits of RCC works including strutting shuttering charges etc. complete ( 4 x 0.75 x 0.075)

Supply, fabrication, placing in position of steel rods cutting tying etc.complete including cost of reinforcement RTS rods- UP TO 16 MM( 2x4x0.70=5.60m x 0.39 kg= 2.184 kg

RCC 1:1.5:3 (one cement,one and half snd and three 20mm HBG stone (1x0.75x0.75x0.075)

Pipe connection to SR

65mm Ø GI pipes for over flow & 1xl

rain water harvesting pipe

65mm Ø GI pipes for over flow & 1xl

50mm Ø GI pipes for scour pipe 1xl

65mm Ø GI pipe for delivery 1x1 pipe

90mm Ø PVC Threaded coupler

65 mm Ø PVC threaded coupler

65mm Ø GI Tee

65mm Ø GI 900 Bend

65mm Ø GI coupler

65mm Ø GI union

65mm Ø GI Elbow

65x50mm Ø GI Reducer

75mmx 63mm PVC Reducer

75mm PVC Threaded coupler

75x90 PVC Reducer

75x63 PVC Reducer

65mm Ø GM Gate valve

50mm Ø GM gate valve

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

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

Provision for Water meter, Dirt Box including erection charges.

Construction of Platform

Earthwork excavation for foundation in all soils and sub soil to full depth as may be directed except in hard rock requiring blasting but inclusive of shoring and requiring the sides of foundation. First depth upto 2m

Sand filling with good ricer sand including cost & conveyance of all materials and all Labour charges etc, Complete.,.

CC 1:4:8 mix uisng 40 mm ISS HBG Metal including cost & conveyance of all materials and all Labour charges etc, Complete.,.

Brick work in cm 1:5mix using country bricks of including cost & conveyance of all materials and all labour charges for etc, Complete.,.

C.C.(1:2:4) Mix using 20mm ISS & HBG metal including cost & conveyance & Labour charge etc. complete.

Plastering with cement mortar 1:5 mix to 12mm thick includingcost and conveyance of all materials to site and all labour charges etc

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}

R C RAVICHANDRAN