Attending the gravity line burst and replacing the pipeline and manhole in Kulamangalam main road in ward 23

Amount

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 6.00m

Construction of manholes using sulphate resistant cement at various depths to invert including earthwork excavation as per SS 20B, laying cement concrete in C.M. 1:3:6 using 40mm B.G.jelly for foundation, sinking well kerb below G.L. for 4.5m depth and above, pumping, timbering charges for 2.5m depth and above, stock brick work in C.M. 1:3, for 23cm thick wall and over 23cm thick wall, plastering interior with C.M. 1:3, 20mm thick and exterior with C.M. 1:3, 12mm thick, laying plain cement concrete 1:3:6 using 12.0mm to 20mm B.G.jelly fixing the frame, providing C.I. steps, manhole cover and frame, benching and channelling including refilling the trench with excavated earth and disposal of surplus earth etc. complete for the following sizes for each manhole (As per the type design drawing for manholes). - Upto 1.50m

Upto 2.50m

Upto 6.00m

Cutting BT Road Surface etc., complete

Earth work excavation for foundation & depositing on bank with an initial lead of 10m & lift of 2 m for depths in soft disintegrated Rock when required, barricading with safety lamps etc all complete as per standard specification as directed by the Departmental Engineer. (Upto 2.00m) - Upto 2.00m

Upto 2.00 - 3.00m

Upto 3.00 - 4.00m

Upto 4.00 - 5.00m

Upto 5.00 - 6.00m

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 3 HP

Hire charges for Diesel Pump set For 5 HP

Hire charges for Diesel Pump set For 10 HP

Shoring, and strutting with sheet piles of size width 400 mm x height of 3m x thickness of 9mm as per IS 2314-1986 by driving on both sides of the trench from Ground Level up to the required depth and connecting the above sheet piles by horizontal strutting with sheet piles at an interval of 1.0m, fixing the sheet piles by connecting the horizontal strutting with casurina poles of 8cm to 10cm dia. at 1.50m interval and including removing the sheet piles after the pipelines are laid, jointed, tested, and stacking it safely for other uses. It includes the cost of sheet piles and casurina poles including labour charges for erecting the sheet piles, driving the sheet piles, removing the sheet piles, fixing Casurina poles, etc., complete and all other incidental charges for the depths - Upto 2-3m

Upto 5-6m

Removing the burst C.I./ D.I pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipeline with sound pipe etc complete. (excluding cost of sound pipe and jointing materials and earth work) and as directed by the departmental Officers - 250 mm dia Pipe - Upto 2.00m

300 mm dia Pipe - Upto 2.00m

350 mm dia Pipe - Upto 2.00m

700 mm dia Pipe - Upto 2.00m

Removing the burst PVC / HDPE pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipeline with sound pipe etc complete. (excluding cost of sound pipe and jointing materials and earth work) and as directed by the departmental Officers - 140mm PVC Pipe - Upto 2.00 - 3.00m

140mm HDPE Pipe - Upto 2.00 - 3.00m

Removing the burst RCC pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipeline with sound pipe etc complete. (excluding cost of sound pipe and jointing materials and earth work) and as directed by the departmental Officers - 450 mm dia Pipe - Upto 2.00 - 3.00m

Supplying, Laying and Jointing of 315mm dia UPVC PN12.5 Class 500 as per IS 16647/2017 Pipe including testing and laying pipes and specials in trenches to proper grade and alignment and as directed by the departmental Engineer-in- charge.

Supply of NP-4 class RCC pipes with Sulphate Resistant Cement with inner lining of high alumina cement as per IS:783 with epoxy coating outside of the spigot portion and poly solution coating inside the socket portion, lowering into trenches, laying to proper grade and alignment, cutting the pipes true to axis & jointing the pipes & specials with rubber rings including cost of lubricant, testing the pipe to the required pressure including barricading, provision of danger lights, arranging for watch & ward etc., complete as per specifications at different depths. - 450mm dia - Upto 5-6m

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

Conveyance of excavated earth from the narrow street to stock yard and Re-Conveyance of earth from the stock yard to the narrow street for refilling the trenches after laying the pipe line (up to a lead of 5.00Km) including Head load charges from 10 meters to 100 meters and conveyance charges.

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. - 110mm PVC 6KSC Pipe

160mm PVC 6KSC Pipe

Refilling the trenches with suitable excavated earth available along the alignment after the pipes & specials are laid, jointed & tested in layers & watering, ramming & consolidation directed by the Engineer-in-Charge.

Disposal of surplus earth including loading and conveyance within a distance of 5 km (basic cost of earth is zero) including loading charges and Conveyance Charges of 5 kms distance.

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 the Departmental Engineer.

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.

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

Raising the existing circular manhole in heavy type including the removing the existing the manhole cover with frame and dismantling the existing the cement concrete wall and tar road surface around the manholes using1:2:4 20mm jelly for raising the existing the manhole wall and using CC1:2:4 with 20mm chips for finishing the top surface of manhole etc., complete.

Add GST 18%

R ARUMUGAM (BID ID -1311510)