Construction of 30000 litre capacity OHT with Bore Well at Ammapatti Village in Karuppayurani Panchayat Madurai East Block in Madurai District for the Year 2025 26 Package No 4

Earth work excavation in all soils such as red earth ,hard stiff clay soil, stiff black cotton soil, hard redearth,shales, murrams, gravel,hard rock not requiring blasting ete complete.,SS 20 B

FIrst depth of 2.00m

Refiling with excaved soil (other than sand) in layer of not more than 15cm thick watering ,well ramming ,consolidating ,complying with standard specification

Cement concrete 1:4:8 (One cement four sand and eight aggregates) using 40mm HBGS for leveling course including the cost of mixing concrete, ramming, curing etc. complete as directed by TWAD Board officers (Beyond 1.50 m to 4.50 m)

Refilinfg with excaved soil (other than sand) in layer of not more than 15cm thick watering ,well ramming ,consolidating ,complying with standard specification

RCC M30 using 20mm HBGS excluding cost of reinforcement, centering, shuttering strutting, but including cost of mixing concrete, placing, vibrating with mechanical vibrator, finishing, curing etc. complete as directed by TWAD Board officers

For items 1.5m to 4.5m below GL

Items 0 to 1.5m below GL

Above GL & Upto 4.5m

Above 4.51m & upto 7.32m from GL

Above 7.32m & upto 10.98m from GL

Above 10.98m & upto 14.64m from GL

Above 14.64m & upto 18.30m from GL

Supplying and erecting steel centering for sides and soffits including necessary supports and shuttering to the required height for RCC items using MS sheets or suitable size of BG 10 stiffened with welded MS angles of size 25mm x 25mm x 3mm of boarding, laid over Silver Oak joists of size 10cm X 6.5cm space at 10cm c/c and supported by Casurino Props 10cm - 13cm spaced at 75cm c/c etc., complete and as directed by TWAD Board Officers. Plane Surface

Below G.L. items

0-3.30m Below G.L.

5.30 m to 6.30mabove G.L.

8.30 m to 9.30mabove G.L.

11.30 m to 12.30mabove G.L.(Plane)

Curved surface

Square columns

Below GL

0 to 3.30m above G.L.

3.31 to 4.30m above G.L.

4.31 to 5.30m above G.L.

5.31 to 6.30m above G.L.

6.31 to 7.30m above G.L.

7.31 to 8.30m above G.L.

8.31 to 9.30m above G.L.

9.31 to 10.30m above G.L.

10.31 to11.30m above G.L.

15.24to 15.40 m above GL

Supplying fabricating and placing in position of HSD steel rods for reinforcement including the cost of steel and binding wire etc. complete and as directed by TWAD Board officers.

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

Fabrication, supply, delivery and fixing of outside MS Ladder of 45cm clear wide made out of 50 mm x 50mm x 6mm MS angle for both sides and for steps at 30cm C/C welded jointed etc ., for I staging from GL to 1st level brace (weight 4.5kg/m) IInd and IIIrd staging upto floor slab and IVth staging from floor slab to roof top. Supply, delivery and fixing of 32 mm GI pipes medium for hand rails from I stage to IVth stage. RCC M30 Grade mix for Landing slab 5 nos. at Ground Level 1No. and above Ground Level - 4Nos. Supply and fixing of 32mm GI pipe medium for hand rails for the Landing slab. Supplying and fixing of MS Base plate of 100mm X 100mm X 6mm thick for fixing Anchore fastener bolt for fixing of hand rails at Landing slab and MS Ladder providing locking arrangements with two coats of approved enamel paint over one coat of red oxide paint as per approved Type Design and as directed by TWAD board officers.

Providing and fixing of RCC inner access ladder in RCC 1:1.5:3 (One cement, one and half sand and three aggregates) using 20mm HBG stone for OHT including cost of reinforcement, placing grill in position, centering shuttering charges, mixing concrete curing etc., complete and as directed by TWAD Board Officers.

Providing CI manhole cover frame with cover of size 0.60 X 0.60 m (Heavy duty )

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 and as directed by TWAD Board officers

65 mm GI Pipe for inlet , inlet and Overflow

65mm Coupling

65mm Bend

65mm Elbow

Provision for New Bore well - Sub Estimate

Geophysical survey charges

Drilling of 150 mm dia Bore well in hardrock area including labour charges for insertion of casing pipes into the drilled hole

Upto 18 m

above 18 M

Supply and delivery of 165 mm PVC casing pipe

Labour Charges for inserting PVC casing pipes assembly (with slots or without slots) in the drilled hole including the jointing the pipes with PVC couplers with cement paste etc. complete

Supply and delivery of the following materials:

Supply and delivery of submersible pumpset of duty of 50 lpm x 175 m Head 5.00 HP

50 mm UPVC Pipe

50 mm G.I. Elbow

50 mm G.M. NRV

50 mm G.I Hex Nipple

50 mm M.S. clamp set

150 mm Bore well cover

4.00Sq.mm submersible cable

7/20 PVC Copper wire

Supply and delivery of Panel Board suitable for submersible Pumpset

Labour charges for erection of 5.00HP submersible Pumpset ( SOR - 2025 -26 & 17 C )

Pipe Line Extension

63 mm dia PVC Pipe

63 mm dia PVC Elbow

Earth work excavation of all classes of Soil including cost and conveyence etc., complete

Refilling of excavated earth including labour charges etc., complete

Laying and joining of PVC Pipe including cost and conveyence etc., complete

Provision for Nameboard & Photographic 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}

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