Construction of 30000 Litres OHT at New street colony (12.00m STAGING) Chinnampathi H/O Mavuthampathi in Madukkarai Block - Package No TN 02-67 in Madukkarai Block of Coimbatore District under NRuM-Phase I 2016-2017 to 2018-19 Scheme

Amount

Providing 30000 Litres OHT at New street colony in Chinnampathi H/O Mavuthampathi

Hard stiff clay, stiff block cotton, hard red earth, shales, murrams, gravely stoney earth mixed with 50% small sized boulders and hard gravelly soil

I st Depth of 2.0m

Cement concrete 1:4:8 (one 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

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

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 4.51m to 7.32m above GL

For items 7.32m to 10.98m above 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 stiffeneq with welded MS angles of size 25mm x 25mm x3mm of boarding

Plane surface

Below G.L

above G.l upto 3.3m ht

Curved Surfaces

Upto0m ht from 3.30m

Square column

Below G.L

Ground level to 3.30m

Painting two coats with approved cement paint best quality over the outer wall surface including cost of cement paint etc. complete complying with standard specification as directed byTWAD Board officers..

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.

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 c

Providing and fixing of RCC inner access ladder in RCC 1:1.5:3 (one cement, one and half sane! and three aggregates) using 20mm HBG stone for OHT including cost of reinforcement, placing grill in position, centering shuttering charges, mixing concrete cu

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

Providing manhole cover of size 1x1 0.60 X 0.60M in RCC 1: 1.5:3 with suitable reinforcement and 5O x 5O x 6mm MS angle fixed along edges and as directed by TWAD Board officers.

Provison for Name board

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

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

65mm dia GI pipes for inlet connection

65mm dia GI pipes for over flow & rain water harvesting pipe

50mm Ø GI pipes for scour pipe 1xl

65mm Ø GI pipe for delivery 1x1 pipe

90mm Ø PVC Threaded coupler

65mm Ø GI Tee

65mm Ø GI 900 Bend

65mm Ø GI coupler

65mm Ø GI Flange set

65mm Ø GM Gate valve

Provision for PVC and GI Specials

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. Hard stiff clay, block cotton, hard red earth shales, murram, ordinary gravel, stoney eart

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

Supplying of 75mm PVC pipe 6ksc

Laying and jointing of PVC pipe and specials

Provisiion for rain water harvesting structure

Provison for Name board

GST Amount for providing Service to Government Contract Works for the above Construction & maintenance Works. { GST Amount is the Total GST Amount for overall quoted amount (for Construction & maintenance) above this row in column "BB" for all works in this package}