Construction of Manhole and DWSC pipe laying work Komaspalayam Vaikkalkarai st in ward No 58

Amount

Dismantling the existing tar road surface including the cost of Labour charges and material etc., complete.

Removing the Existing Paverblock M40 grade 80mm thick &60mm thick in the theratei ncluding Removing and Stock to the Same Site and tranporting loading unloading and Labour Charge sand Other tools etc. complete as per standard specification,.

Earth work excavation and depositing on bank with initial lead of 10 m and lift of 2 M in narrow trenches having bed width 1.25m & below for laying of pipes for water supply and sewerage works in the following type of soils as directed by Departmental officers Hard stiff clay, stiff black cotton, hard red earth, shales, murram gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil.SS20B

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

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 TWAD Board officers.

Replacement of underground utilities (PVC Pipe) damaged during earthwork excavation for pipe laying works including cost of additional earthwork 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,coupler,union,jointing materials and required specials,cutting ,threading,conveying,laying,jointing and cost of refilling for the additional earthwork etc complete and as directed by the departmental officers.

Replacement of underground utilities (GI Pipe) damaged during earthwork excavation for pipe laying works including cost of additional earthwork 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,coupler,union,jointing materials and required specials,cutting ,threading,conveying,laying,jointing and cost of refilling for the additional earthwork etc complete and as directed by the departmental officers.

Supplying of following ID dia. Double Wall Corrugated High Density Poly Ethylene Pipes, SN 8 as per IS 16098 (Part 2):type B, including cost of conveyance, stocking charges, etc.,complete as per standard specifications.

Laying of Double Wall Corrugated High Density Poly Ethylene Pipes to proper grade and alignment, cutting the pipes true to axis to the required alignment and slope as indicated in drawing/design and hydraulically testing the pipe to the required pressure as directed by the departmental engineer including Labour charge etc,. complete as perspecifications at different depths.

Jointing DWC/HDPE Pipes and Specials by buttfusion welding/ electro fusion welding joints using fusion equipment as per ISO 21307-2011 and as per IS 7634 (Part-2) : 2012 including cost of hire charges for butt fusion equipment power supply arrangements etc., complete as per directed by Engineer incharge.

Supplying, Laying and Jointing of CI pipe with socket and spigot ends for LA Class as per IS 1536/2001. (TWAD SOR 2025-2026) Upto 2.00-4.00m

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

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 etc., complete.

ReFixing of Existing Removed Paverblock M40 grade 80mm thick &60mm thick in uniform shape of approved make to belaid influrring bone pattern with stonedust cushion below the uniform shap of approved non skitting surface in the top and therate including levelling the base preparation of paver sassubbase ,stonedust cushion 150mm thick laying out of pavement cut the pieces to fix the edg evibring the pavers, sweeping tranporting loading unloading of laying paverblock as per standard specification,.

Supplying and laying rubberized interlocking paver block M40 grade Providing and levelling of 80mm thick high strength type conforming IS 15658 – 2007 of rubberized interlocking paver lock in size of minimum compressive strength of 40 N/mm2 in uniform shape of approved make to be laid in flurring bone pattern with quarry rubbish cushion below the uniform shap of approved non skidding surface in the top and the rate including levelling the base preparation of pavers as sub base, quarry rubbish cushion 150mm thick laying out of pavement cut the pieces to fix the edge vibring the pavers, sweeping transporting loading unloading of laying paver block as per standard specification etc.,.

Providing and laying ,spreading and compacting 0.396 m3 of 45-22.40mm & 0.528 m3 of 22.40-2.36mm & 0.396m3 of 2.36mm and below metal graded stone aggregate to wet mix macadam (WMM) specification including premixing the material with water at OMC in machanical mix plant carriage to mixed material by tipper to site laying in uniform layers with paver in sub base/ base course on well-prepared surface and compacting with vibratoryroller to achieve the desired complete as per clasue 406 of MORTG specifications.

Plain Cement Concrete 1:2:4 (one cement, two fine aggregates and four coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification

Construction of manholes using Sulphate resistant cement at various sepths to invert including earth work excavtion as per SS20B, 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 12.0m to 20mm B.G. jelly the frame, providing C.I. steeps,manhole cover and frame etc., complete for the following sizes for eah manhole (As per the type design drawing for manholes). Komaspalayam Vaikkalkarai st ( Upto 1.50m)

Upto 2.00m depth

Upto 2.50m depth

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 3.00m depth

Supply of Manhole Cover SFRC 90x90 cm (Frame with Cover) MDU - CORP-BUILDING DATA -P-12-SLNo: 248

Raising the existing circular manholes in heavy type including removing the existing manhoke cover with frame by dismantlimg the existing cement concrete and tar road surface alround the manhole raising the manhole with cement concrete 1:2:4 (one cement two and four aggregate ) 25cm height including centering insid the manhole raising, laying 15cm tick cement 1:2:4 with 20mm granite chips including finishing the top surface of manhole Alround etc., complete

Add GST 18%

AR CONSTRUCTIONS (BID ID -1553227)