CONSTRUCTION OF 30,000 LITRES CAPACITY OHT IN GANDAMANUR AT GANDAMANUR PANCHAYAT

Earth work excavation below G.L. and depositing on bank within an initial lead of 10.00 m and an initial lift of 2.00 for the following classification of soil

First depth of 2m From 0 to 2 m below GL

Second depth of 2m From 2m to 4 m below GL

PCC 1:4:8 using 40mm HBG metal including mixing curing etc.,below 1.50 m from GL.

RCC in M 30 mix using10mm& 20mm size HBG metal excluding cost of reinforcement and centering but including cost of mixing, laying, curing, finishing etc.complete

Below 1.5m from GL

0m to 1.50m below GL

0m to 4.50m above GL

4.50 m to 7.32 m above GL

7.32 m to 10.98 m above GL

10.98 m to 14.64 m above GL

14.64 m to 18.30 m above GL

Steel Centering, soffits of RCC works including strutting and shuttertting Charges etc. complete for the following(Plain Surface)

Below GL

From GL to 3.30m

From 5.30m to 6.30m above GL

From 8.30m to 9.30m above GL

From 11.30m to 12.30m

Steel Centering, soffits of RCC works including strutting and shuttertting Charges etc. complete for the following(Square Column)

Square Column Below GL and upto 3.30m above GL

3.31m to 4.30m ht

4.31m to 5.30m ht

5.31m to 6.30m ht

6.31m to 7.30m ht

7.31m to 8.30m ht

8.31m to 9.30m ht

9.31m to 10.30m ht

10.31m to 11.30m ht

11.31m to 12.30m ht

Curved Surface - upto 3.30m ht.

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

Painting two coatsto the exposed surface of SR using cement paint

Providing M.S Ladder of 45cm wide made out of 50x50x6mm MS angle for sides and steps in 16mm MS plain rods fixed at 30 cm centre to centre etc as per approved design

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

Providing 110mm AC vent cowl arrangements mosquito proof nylon net and as directed by TWAD Board officers

Providing manhole cover of size 0.60 x 0.60M in RCC 1:1.5:3 with suitable reinforcement and 50x50x6mm MS angle fixed along edges and as directed by TWAD Board officers

65mm GI Pipe Inlet

65mm GI Pipe Overflow

65mm GI Pipe Scour

65mm GI Pipe Outlet

65mm GI Coupling

65mm GI Flange set

65mm GI Elbow

65mm GI Tee

65mm GI Bend

65mm GI Hex Nipple

65mm GM Gate Valve

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

Labour Charges for GI pipe connection to the OHT for inlet,oulet,overflow and scour arrangements including cutting and threading,earthwork excavation &refilling

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

supply of HDPE Pipe

Provision cost for Cement road cutting including cost and conveyance of all charges etc completed

Earth work excavation for foundation in all soils and sub soils to full depth etc., ordinary soil complete

Laying of HDPE Pipe

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

GST at 18%

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