Construction of Open Well, Pump Room and Providing Submersible Pumpset to the Murugamangalam Habitation in Keerapakkam Village Panchayat in Kattankolathur Panchayat Union in Chengalpattu District under TNUHDB 2022-23 Funds

Amount

Earth work open well excavation, complying with relevant clauses of T.N.D.S.S. Well sinking and with lead upto 10 metres in Hard stiff clay, stiff black cotton soil, hard red earth, shales,murrams gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil - First depth of 2 metres

Earth work open well excavation, complying with relevant clauses of T.N.D.S.S. Well sinking and with lead up to 10 metres in soft disintegrated rock, laterite, soft rock or kankar, not requiring blasting. II nd Depth 2.00m to 4.00m below GL

III rd Depth 4.0m to 6.00m below GL

Open well excavation, complying with relevant clauses of T.N.D.S.S. Well sinking and with lead up to 10m in Medium rock and Dense medium rock not requiring blasting. IV th depth 6.00 to 8.00m below GL

Open well excavation complying with relevant clauses of T.N.D.S.S. well sinking and with lead up to 10m in Medium rock and Dense medium rock requiring blasting. V th depth 8.00 to 10.00m Below GL

Open well excavation complying with relevant clauses of T.N.D.S.S. well sinking and with lead up to 10m in hard granite measured in solid including blasting and stacking. VI th depth 10.00 to 12.00m Below GL

VII th Depth 12.00 to 14.00m below GL

VIII th Depth 14.00 to 15.00m below GL

Cement Concrete 1:4:8 mix using 40mm ISS metal with cost and conveyance incluidng all other labour charges etc complete

Randam Rubble Masonary in CM1:5 mix using rough stones including cost and conveyance and all other labour charges etc complete.

Openwell steining wall above GL & below 1.50m

Openwell steining wall 1.50 to 4.50m below GL

Openwell steining wall 4.50 to 9.00m below GL

R.C.C 1:1.5:3 mix using 20mm ISS HBG meral including cost and conveyance and all other labour charges etc complete.

Ring Beam at GL(0 to 1.50m Below GL)

1.50m to 4.5m below GL

Ring Beam at 4.50 to 6.00m Below GL

Centering with shuttering for all cc works using mS Sheet including all other charges etc complete

Plane Surface Upto 3.30m HT

Curved Surface Upto 3.30m HT

Casting of Precast RCC Cover Slab of size 1.20mX0.45mX0.075m using 20mm hard broken stone jelly,lifting and fixing in position over the well including cost and conveyance and all other labour charges etc complete.

Supplying and fabrication of steel including cost and conveyance and all other labour charges etc complete.

Bailing out of water by hiring diesel pumpset upto 5HP including cost and conveyance and all other labour charges etc complete.

Refilling the outside of the well with excavated earth complying with standard specification for filling the foundation including watering etc complete

Pointing with Cement mortar 1:3 for R.R Masonry inclduing cost of all materials,labour charges curing etc complete

Provision ventilating arrangement with 110 PVC Cowl with mosquito net as per standard specification

white washing two coats using fine screened shell lime etc

Applying two coats of cement paint of approved colour and quality over cement plastered well etc

painting of TWAD Emblem for openwell etc

Provision for Geophysical investigation charges

provision for water analytical charges

Supply and Delivery Erection and testing of openwell type Submersible Pumpsets with accessories.

Supply and delivery and erection of Submersible Pumpset of 202 lpm X 66m Head,7.50HP.

Supply and delivery of fully automatic transformer starter suitable for the motor offered. Floor mounting type air/oil cooled auto transformer Starter with tapings at 50%,60%,80%,housed tobust steel chamber with arc and main contacts confirming ti IS 8544 part IV and amended thereafter for operation in AC three phase 50Hz with the following componenets etc

Supply,delivery of 1.1 KV grade PVC insulated and sheathed 3 core flat copper cable with iSI marking etc complete 6.00 Sq.mm copper cable

Supply,delivery of 1.1 KV grade PVC insulated and sheathed 3 core flat copper cable with iSI marking etc complete 16 Sq.mm armoured aluminium conductor cable

Laying of 16 Sq.mm armoured aluminium conductor cable below GL including earth work excavation and refilling the trench after the cable etc

Laying of 16 Sq.mm armoured aluminium conductor cable in trenches inside the pumproom or in air etc

Supply and delivery of GI Medium class pipes and specials as per IS as listed below.

50mm GI Pipe

50mm GI Coupling Heavy

50mm GI Bend Heavy

50mm GI Flangeset Heavy

50mm MS Clampset Heavy

50mm GM Non return Valve

50X65mm GI coupler

75m PVC T.Coupler

50mm Ball valver/GM gate Valve

75mm HDPE Tee

Lighting the pumproom including internal wiring with switch circute fuses etc

40W box type tubelight

100w Bulb with angle holder

100w bulk head fittings

5Amps 3pin socket with switch

5Amps switches for light

Providing lighting wiring using MS conduit pipes and specials with 2 runs 1.5 sq.mm PVC copper wire and 1 run 12swg GI wire for earthing for light,fans etc

Obtaining power supply including cost of following materials and by engaging B license holder. EB fee for application form and deposit amount will be borne by the board.

i. Aerial fuse board of size 15X10X6cm with 32A aeerial fuse carrier

ii. Wall mounting type MS cubial EB meter box with fuse carrier

iii. Supply and laying of 7/20 size PVC insulator copper conductor cable from fuse to EB supply point etc

25mm dia GI Pipes for service point

25mm dia GI elbow

No. 8 GI wire for earth

stay wire

20mm GI Pipe foe twin earthing and cable encasing

4 way nutural link

TW panel board(41 X 31X 6cm)

labour Charges for erection of submersible pumpset including fixing and jointing the submersible cable with clamps to the required depth,valves and erection panel board control room twin earthing as per I.E rules etc

Construction of Pumproom

Earthwork excavation and depositing on bank with an initial lead of 10m and initial lift of 2m etc complete

Supplying and filling in foundation and basement with filling sand including water consolidating etc.,

Cement Concrete 1:4:8 mix using 40mm ISS metal with cost and conveyance incluidng all other labour charges etc complete

Randam Rubble Masonary in CM1:5 mix using rough stones including cost and conveyance and all other labour charges etc complete.

Brick work in cement mortar 1:5 using country bricks of size 83/4"x41/4"x23/4" etc., complete

Reinforced cement concrete 1:1.5:3 mix using 20mm iSs metal including all other labour charges etc complete upto GL

Reinforced cement concrete 1:1.5:3 mix using 20mm iSs metal including all other labour charges etc complete Above GL

Centering with shuttering for all cc works using mS Sheet including all other charges etc complete Upto GL

Centering with shuttering for all cc works using mS Sheet including all other charges etc complete Above GL

Plastering with CM 1:5 mix of 12mm thick including all other labour charges etc complete

Pointing with CM 1:3 for RR masonry including all other labour charges etc complete

Supplying and fabrication of steel including cost and conveyance and all other labour charges etc complete.

Floor finishing with CM 1:3 20mm thick including cost and conveyance and all other labour charges etc complete.

Special ceiling plastering with CM 1:3,10mm thick including cost and conveyance and all other labour charges etc complete.

white washing two coats using fine screened shell lime etc

Colour washing two coats with approved colour and quantity over two coats of white washing for outside of the room etc

Supplying and fixing of steel doors two leaves including all cost with filling etc

Supplying and fixing of steel windows two leaves including all cost with filling etc

Painting the doors,windows and ventilators on both sides with ready mixed enamel paint two coats over priming coat of approved quality and colour etc

Weathering course concrete using 20mm broken brick jelly in pure slacked lime including all other labour charges etc complete

Terrace flooring with two course of flat tiles using of size 200mm X 200mm X20mm laid in CM 1:3 mixed with crude oil to10% by weight of cement and pointed neatly by with the same oiled mortoe etc

Refilling wioth excavated earth complying with standard specifications for filling the foundations including watering and consolidation etc

Provision for RCC Cubboard

Provision for 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}18%

Ellappan contractor

DHANALAKSHMI

M.RAMARAJ