providing Sewerage line Facilities to Sumaru City at Ward 65 at Zone 5 East Tambaram Area in Tambaram City Municipal Corporation.

Labour Charges for cutting road for laying sewer Mains and as Directed by the Engineer i/c (Qty as Per detailed Working Sheet and all other charges etc … complete as per Specifications i) BT Road

ii) cc Road

Hsc

Supply and Delivery of DWC Structured Wall Polyethylene Piping Systems (Pipe with online/offline coupler and elastomeric sealing ring) with required specials non-smooth external annular corrugated and smooth internal surface (Double wall) (SN 8 Class) for non-pressure underground sewerage, drainage application generally as per IS-16098 (Part-2) type B.Page No 49 150 mm DWC

Earth work excavation for foundation in all soils and sub-soils and to full depth as may be directed except in rock requiring blasting inclusive of shoring shuttering, bailing out water wherever necessary and depositing the surplus earth Away from Site and un objectional area with Minimum lead of 5.00 KM within the places shown by the departmental officers with an initial lead of 10 mts and initial lift of 2 mts. and clearing and levelling the site, etc., complete complying with standard specification. 0 mtr to 1.50 mtr Depth

Supplying and filling in foundation and basement with filling sand in layers of not more than 15cm.thick well rammed watered and compacted etc., complete complying with standard specification. 150 mm DWC

Laying and Jointing of DWC SN 8 Class Pipes For Non Presuare Underground Sewarage and specials into the tranches and laying to proper grade and alignment including all other labour charges …etc complete WD-W0426 150 mm DWC

Construction Of Brick Work Manholes SulphateResistant Cemrnt At Various depths to Invert Including Earth Work Excavation as per SS20B , laying Cement Concrete in CM 1:3:6 using 40mm BG jelly for foundation,Sinking Well kerb below GL for 4.5 mtr Depth And Above Pumping timbering Charges for 2.5 mtr Depth and Above Stock Brick Work in CM 1:3, for 23cm thick wall ,plastering Interior with CM 1:3, 20 mm thick and exterior with CM 1:3, 12mm thick laying cement concrete CM 1:3:6 using 12 to 20 mm BG Jelly, Fixing The Frame , Providing CI Steps, ManHole Cover And Frame Benching And Chanelling including Reffiling with Exavated Earth And Disposal Of Surplus Earth etc, Complete for the Following Sizes of Man Holes 0 to 1.5 mtr Depth

Barricading work (Where, there is less traffic areas and broader roads etc.) for laying of pipe line using casurina poles at 1.50m center to center (8cm to 10cm dia and 1.80m height) vertical with horizontal poles in three rows including painting the vertical poles in the road facing sides with ready mix paint, tying the vertical andhorizontal poles with coir rope including fixing charges and fixing 75mm diareflectors including earth work excavation for fixing vertical posts and finallyremoving and stacking the materials safely for further use etc., complete and as directed by TWAD Board officers. WD-W0936

Refilling the trenches with excavated soil complying with standard specification in layers of 23 CM including watering consolidation for filling complete and as directed by engineering incharge