Attending the Burst to Replacing the Sewer Line and Construction of 1st Machine hole in Mullai Nagar in Ward No. 16

Construction of RCC cast-in-situ circular and Rectangular Manholes using M25 Design Mix Concrete including cost of earthwork, Base Concrete,Centering for all RCC works, Cost of Reinforcement and RCC Cover slab with Manhole cover as per the Type Design and levels given by the departmental as per the following specifications. Plain Cement Concrete 1:4:8 (one cement, four sand and eight coarse aggregate) using Sulphate Resistant cement and 40 mm H.B.G stone including mixing concrete, laying, curing and compacting of concrete etc., complete and as directed by the Corporation Engineers Base Slab: M30 Concrete to 300 mm thick Side Wall: M30 Concrere to 250 mm thick Cover Slab: M30 Concrete to 300 mm thick Steel Centring for all RCC items included Supplying, fabricating & placing in position MS or deformed steel bars for RCC items of work including cost of steel, transporting, straightening, cutting, bending, cranking, binding etc, including cost of binding wire chairs, laps to fix the reinforcement in all positions, all labour & materials complete for Base Slab, Side Wall and Cover Slab Supply and delivery of 600mm dia FRC Extra heavy duty Manhole Covers / Frames to stores on as per IS 12592:2002 to its latest revision with reinforcement details for covers and frames. 600mm dia Extra heavy duty FRC manhole frame to have clear opening of 600mm dia to suit 600mm dia FRC Cover including fixing into position and including fixing of PVC encapsulated CI steps. etc complete., Upto 4.00

Dewatering using 3hp to 70hp diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. Hire charges for Diesel Pump set For 5 HP

Hire charges for Diesel Pump set For 10 HP

Desilting light or sandysoil or silt from infiltration wells below water level including the charges for special T&P and air compressor etc. complete

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 and horizontal poles with coir rope including fixing charges and fixing 75mm dia reflectors including earth work excavation for fixing vertical posts and finally removing and stacking the materials safely for further use etc., complete and as directed by Departmental officers

Replacement of Underground Utilities (PVC Pipe) damaged during earthwork excavation for pipe laying works including cost of additional earthwork excavation in all soil strata, including BT/CC road cutting, removal of slushy soil and replacing the pipeline with sound pipe, including supply and delivery of PVC pipes, couplers, jointing materials and required specials, cutting, conveying , laying, jointing and cost of refilling for the additional earthwork etc complete and as directed by the departmental officers. 25mm GI Pipe

110mm PVC 6KSC Pipe

Hire charges for portable Genset 1.00 KVA with 2 Nos. of 150W flood light including all incidental charges, transportation, crew charges and fuel charges etc., complete.

Caution and Danger Board in 12’’x 8’’ size metal sheet of 3mm thick with lettering of 2.5” font size with flourescent paint both in English and Tamil as directed by departmental officers.

Supply of FRC Manhole 600mm size dia cover with frame including cost of conveyance loading fixing the same etccomplete