Construction of Infiltration well pumping line from Jammin Singampatti river-therkku papankulam Housing board colony (1nos) at Therkku papankulam panchayat.

Amount

Distribution System Supply and delivery of 90 mm dia 4 KSC PVC pipe

Earth work excavation with an initial lead and lift in hard stiff clay, black cotton, hard red earth, sub murram gravel, stone and earth mixed boulders as per SS20B.

Refilling excavated earth including all cost

Laying of PVC rigid pipes with lead of 200m lowering into trench, laying in proper grade, alignment, jointing PVC coupler with specials and tested to the required pressure including conveyance of water upto 1km lead during the testing.

Supply and delivery of 75 mm dia 4 KSC PVC pipe

Earth work excavation with an initial lead and lift in hard stiff clay, black cotton, hard red earth, sub murram gravel, stone and earth mixed boulders as per SS20B.

Refilling excavated earth including all cost

Laying of PVC rigid pipes with lead of 200m lowering into trench, laying in proper grade, alignment, jointing PVC coupler with specials and tested to the required pressure including conveyance of water upto 1km lead during the testing.

Pumping Pipeline Arrangements

80mmΦ GI pipe for EPL

Earth work excavation with an initial lead and lift in hard stiff clay, black cotton, hard red earth, sub murram gravel, stone and earth mixed boulders as per SS20B.

Refilling excavated earth including all cost

Infiltration Well (1 No)

Earthwork excavation above water level in light or sandy or clayey soils for infiltration wells including levelling the site with an initial lead of 10 metres. (TWAD Schedule of Rates 2019-20 , Page-221)

For first depth of 1m

Sinking of infiltration well of 4.50m internal dia below water level in Ordinary soil (or) loose soil / sandy soil including all incidental charges using special tools and plants such as air compressor, helmet etc., complete and including baling out water. (TWAD Schedule of Rates 2019-20, Page-224)

For first depth of 2m

For second depth of 2m

Porous Concrete in CC 1:4( one cement and four Hard broken granite jelly of size 20mm ) for steining if infilteration well excluding cost of centering but including curing etc, complete and as directed by the TWAD board officers

Centering charges for RCC works including all cost and conveyance all materials to site etc., complete.

PLANE SURFACE

CURVED SURFACE

Supplying and fabrication of steel including all cost and conveyance and all labour charges for cutting, bending, tieing and placeing in position etc., complete.

RCC 1:1.5:3 mix using 20mm ISS HBG metal including all cost and conveyance and all labour charges etc., complete excluding cost of steel without centering.

Plain Cement concrete 1:2:4 mix 20mm metal including all cost and conveyance of all materials to site charges etc complete

Plastering with CM 1:4 mix using to 12mm thick including all cost and conveyance of all materials and all labour charges etc., complete

Distempering two coats using best quality and approved colour of oil bound distemper over one coat of cement paint primer including all cost and conveyance of materials, labour charges etc., complete.

Supplying and fixing of CI manhole frame and cover of size 0.60mx0.60mwith suitable 50x50x6mm MS angle fixed along edges etc., complete.

Sub Estimate II (Pump Room)

Earth work excavation in all clauses of soils with initial lead and lift except hard rock requiring blasting etc., complete for foundation as per SS 20B for foundation

Cement concrete 1:4:8 mix using 40m ISS size HBG metal including all cost and conveyance and all labour charges etc., complete.

Random Rubble Measonry in CM 1:5 mix using required bond stone with simulataneous pointing including all cost and conveyance and all labour charges etc., complete.

Brick work in cm 1:5 mix using country bricks including all cost and conveyance and all labour charges etc., complete.

Centering charges for all concrete works including all cost and conveyance and all labour charges etc., complete.

Supplying and fabrication of steel including all cost and conveyance and all labour charges for cutting, bending, tieing and placeing in position etc., complete.

RCC 1:1.5:3 mix using 20mm ISS HBG metal including all cost and conveyance and all labour charges etc., complete excluding cost of steel without centering.

S/D of steel door

Door 0.90x2.00

Fixing in Position of steel door

Plastering with CM 1:3 mix using to 10mm thick including all cost and conveyance of all materials and all labour charges etc., complete

Plastering with CM 1:5 mix using to 12mm thick including all cost and conveyance of all materials and all labour charges etc., complete

Distempering two coats using best quality and approved colour of oil bound distemper over one coat of cement paint primer including all cost and conveyance of materials, labour charges etc., complete.

Exterior Emulsion painting two coats with best approved quality and colour emulsion paint over one coat of Base coat including cost and convyance of all materials to work site and labour charges etc., complete.

Providing granolethic floor finish in cement concrete 1:2:4 mix using 10-12mm ISS metal to 25mm thick including all cost and conveyance and all labour charges etc., complete.

Painting two coats over New iron works using ready mixed enamel paint including cost and conveyance of paint and all labour charges etc., complete.

Sub Estimate II (Electrification Arrangements)

Wiring with 2x1.5sq.mm.(22/0.3) PVC insulated SC unsheathed copper conductor of 1100V grade in suitable PVC rigid pipe on wall and ceiling with PVCaccessoriesandwithTWswitchboxand5AFTswitchwithpainting of suitable colour for open PVC light point / fan point (for electronic regulator) (5 points per coil)

Supply and fixing of TNEB meter Board suitable for 32A Single Phase service connection with 32A Fuse unit (500V) 32A neutral link and earth link (1" x 1/8" Copper flat) on TW plank of size 375mm x 300mm x 19mm with supporting TW reepers of 1" thick an either side with painting with suitable bolt and nuts for fixing the TW plank on wall with earth connection and inter connection with 7/20 PVC insulated copper wire from EB meter to fuse unit.SD-125

Supply and fixing of 16 Amps DP Switch of 500 V with matal clad with fuse and neutral (Side Handle) on suitable TW Board with earth connection only.SD-142

Supply and run of 2 of 4 sq.mm (56/0.3) PVC insulated SC unsheathed Cu.Conductor of 1100V on 7/20 GI bearer wire for service connection mains SD 65

Supply and fixing of 25mm dia GI Pipe including cost and conveyance all labour charges etc complete.SD70

Providing New Submersible Motor Work Arrangements in Infiltration Well

S/D of 7.5 HP submersible motor pump set (Three Phase) with duty condition of 300LPM against 60m head etc., complete.

S/D of Panel Board (Three Phase) for 7.5 HP Submersible motor pump set

S/D of 3core 4mm2 flat submersible cable

S/D of 80mm dia GI Pipe

S/D of 25mm dia GI Pipe

Charges for erecting submersible motor pump set with proper cable, EB Service, Trial run & clamping etc., complete.

Anchorage Set (Under River Bed)

Earth work Excavation and depositing on bank for with an initial lead lift as per hard gravely soil for pipe line for 20mm PVC pipe

Supply and delivery of 20mm dia PVC pipes as per BIS 4985/2000 with ISI marking to site of works

Laying and jointing of 20mm PVC pipe

75x20mm saddle set

Brass ferrule 15mm

15Lpm Brass Flow control valve (LR)

20mm PVC FTA

20mm PVC Elbow

20mm PVC MTA

15mm Brass tap(LR)

cutting of 20mm pvc pipe

Labour charges for drilling cutting,Threading and .Brass ferrule in distribution pipe

precast RCC fountation post(0.15x0.15x1.20) and CC platform (0.60x0.60x0.10)

EARTHWORK EXCAVATION for foundation in hard soil and refilling the sides of foundation

Cement Concrete 1:4:8 mix using 40mm ISS HBG stone jelly and M.Sand for Foundation and flooring including cost,conveveyance of all materials and labour charges etc., complete

Cement Concrete 1:2:4 mix using 20mm ISS HBG stone jelly and M.Sand for Foundation and flooring including cost,conveveyance of all materials and labour charges etc., complete

Supplying and Erection centering for sides and soffiots including necessaary supports and strutting as directed by the departmental officer

Supplying, Fabricatung and placin g in position of RTS or MS rod for all reinforced cement concrete works as per design given including cost of steel and binding wire in all floors etc,complete

Reinforced cement concrete in 1:1.5:3 mix using 20mm iss HBG stone jelly and M.Sand for all reinforced cement concrete including conveyance charge to site and all labour charges etc., complete

MR.C.MUTHUSAMY