Flood Mitigation Works for the Establishment of Global Sports City at Semmancheri, Chennai Formation of New Tanks, Construction of Peripheral Earthen Drains, Cut and Cover Channels and Capacity Enhancement of Surrounding Tanks.

Earth work in all soils except medium rock /hard rock requiring blasting and conveying with lead of 18km by deploying earth moving machinaries and tippers excluding benching, formation of bunds, breaking clods,ramming, sectioning and including conveyance the excavated earth in the low lying area / dumping yard with levelling etc., complete complying with standard specifications and as directed by the Departmental Officers.

Earth work in all soils except medium rock /hard rock requiring blasting and conveying with lead of 2 km by deploying earth moving machinaries and tippers excluding benching, formation of bunds, breaking clods,ramming, sectioning and including conveyance the excavated earth in the low lying area / dumping yard with levelling etc., complete complying with standard specifications and as directed by the Departmental Officers.

Earth work in all soils except Medium rock/hard rock requiring blasting conveying for formation of bund with a lead 2km deploying earth moving machinaries and tipper including benching, formation of bunds, breaking clods, sectioning with extra watering and consolidation by power roller and including hire charges erc., complete complying with standard specifications and as directed by the departmental officers.

Dismantling, clearing away and carefully stacking material useful for reuse for any thickness of Plain cement concrete etc, complete complying with sandard specification and as directed by the departmental officers

Earthwork Excavation for foundation in all soils and sub soils and to full depth as may be directed by the department officers except hard rock requring blasting including shoring, strutting and bailing ot water whereever necessary and refilling the sides of foundation with excavated soil in layers not exceeding 15cm thick, well rammed and consolidated and depositing including all intial leads and initial lifts, etc., completed complying with standard specifications and as directed by the department officers. (Narrow Excavation)

Earth work spreading the conveyed & dumped earth at site by deploying tractor with dozer along with power roller/ road roller as directed by the department officer including the cost of breading clods, consolidation, section & levelling the earth, cost of labour, machineries hire charges, conveyance & transporation to site ,complete complying with standard specifications and as directed by the departmental officer

Supplying and erecting centring for vertical plain / RCC concrete walls of supply channel, retaining wall etc of following height with necessary supports, all cross bracing with mild steel size of 90 cm x 60 cm and gauge BG 10 stiffened with welded mild steel sheet angles of size 25 mm x 25 mm x 3 mm for bearing laid silver Oak / Country wood joist of size 7.50 cm x 5.0 cm spaced @ about 90 cm C / C and supported by Casurina props of 10 cm to 13 cm spaced @ 75 cm C / C, etc., complete complying with standard specifications and as directed by the departmental officers (Vertical Centering)

Vertical Centering Height upto 0.90 m

Vertical Centering Height upto 1.80 m

Vertical Centering Height upto 2.70 m / 3.00 m

Vertical Centering Height 3.00 m to 4.00 m

Vertical Centering Height 4.00 m to 500 m

Supplying and erecting centering for sides and soffits and strutting upto 3.0 m height for plane surfaces such as RCC works etc, with all cross bracing with mild steel size of 90 cm x 60 cm and gauge BG 10 stiffened with welded mild steel sheet angles of size 25 mm x 25 mm x 3 mm for bearing laid silver Oak / Country wood joist of size 10 cm x 6.5 cm spaced @ about 90 cm C / C and supported by Casurina props of 10 cm to 13 cm spaced @ 75 cm C / C, and removing the same without any damages etc., complete complying with standard specifications and as directed by the departmental officers. (Horizontal centering)

Supplying, fabricating and placing in position of Mild Steel or Ribbed Tor Steel for all RCC works as per design & drawing given including cost of steel, binding wire and labour charges for cutting, bending, laying in position and tying with binding wire, etc. complete complying with standard specifications and as directed by the departmental officers

Providing and placing in position of plain cement concrete M 10 grade using M sand and graded hard blue granite broken stone jelly of 40 mm size mixing with mixer machine including the cost of bailing/pumping wherever necessary laying the concrete in layers of not exceeding 15 cm thick, compacting, consolidation finishing, watering, curing etc. complete complying with standard specifications and as directed by the departmental officers.

Providing and placing in position of plain cement concrete M 15 grade using graded hard blue granite broken stone jelly of 20 mm size mixing with mixer machine including the cost of bailing/pumping wherever necessary laying the concrete in layers of not exceeding 15 cm thick, compacting, consolidation by using vibrators, finishing, watering, curing etc. complete complying with standard specifications and as directed by the departmental officers

Supplying and laying of ready mix for M 15 grade of concrete having characteristic strength not less than specified in the IS 456 -2000 using ordinary portland cement with minimum cement content 240 Kg/ Cum confirming to IS 8112 Coarse aggregate having a specific gravity 2.60 using 20 mm down graded hard blue granite broken stone jelly and fine aggregate without fly ash as per IS 383 - 1970 (2007 ) with suitable water cement ratio not less than 0.45 and not exceeding 0.50 of water quality confirming to IS 456 - 2000 including use of plasticizer of approved make & dosage of required grade at all locations and levels with specified high work ability as per IS 12269 -1987 92004 ). The inital & final setting time confirming IS 12269 - 1987 ( 2004 ) with maximum temperature of concrete at the time of placing should not exceed 32 º C. The admixtures affecting the quality and strength of the concrete should not be used and should confirm IS 9103 - 1979 ( Usual admixture - Air entraining and water reducing ). Including the cost of the hire charges for pump and pumping charges to thbe required locations and levels as specified by the Engineer in charge laying, compacting, consolidation by using vibrators, finishing, watering, curing, testing charges as per IS 456-2000, 4031- ( part 3 & 6 ) / 1988 (2005 ) & (part 2 ) / 1999 (2004 ) and 516/1959(2004), 4926 -1976 (1990), mix design details to be got approved before commemcement of the work adopting pour card system and other OK Cards. Excluding the cost of form works, centering, shuttering and cost of reinforcement grills placed in position etc., complete complying with standard specifications and as directed by the departmental officers. (PCC Works )

Supplying and laying of ready mix for M 30 grade of concrete having charaterstic strength not less than specified in the IS 456 - 2000 using Ordinary portland cement with minimum cement content of 300 Kg / cum confirming to IS 8112. Coarse aggregates having a specific gravity of 2.60 using 20 mm down graded hard blue granite broken stone jelly and fine aggregate without fly ash as per IS 383 - 1970 ( 2007 ) with suitable water cement ratio not less than 0.45 and not exceeding 0.50 of water quality confirming to IS 456 - 2000 including use of plasticizer of approved make & dosage of required grade at all locations and levels with specified high workability as per IS 1199 - 1959 ( 2004 ). The initial & final setting time confirming IS 12269 - 1987 ( 2004 ) with maximum temperature of concrete at the time of placing should not exceed 32 0 C. The admixtures affecting the quality and strength of the concrete should not be used and should confirm IS 9103 - 1979 [ usual admixture - Air entraining & water reducing ] including the cost of hire charges for pump and pumping charges to the required locations & levels as specified by the Engineer - in - charge,. laying, compacting, consolidation by using vibrators, finishing, watering, curing, testing charges as per IS 456 - 2000, 4031 - ( Part 3 & 6 ) / 1988 ( 2005 ) & ( Part 2 ) / 1999 ( 2004 ) and 516 / 1959 ( 2004 ), 4926 - 1976 ( 1990 ), mix design details to be got approved before commencement of the work adopting pour card system and other OK cards. Excluding the cost of form works, centering, shuttering and cost of reinforcement grills placed in position etc., complete complying with standard specifications and as directed by the departmental officers. RCC Works

Supplying and laying of ready mix for M 20 grade of concrete having charaterstic strength not less than specified in the IS 456 - 2000 using Ordinary portland cement with minimum cement content of 250 Kg / cum confirming to IS 8112. Coarse aggregates having a specific gravity of 2.60 using 20 mm down graded hard blue granite broken stone jelly and fine aggregate without fly ash as per IS 383 - 1970 ( 2007 ) with suitable water cement ratio not less than 0.45 and not exceeding 0.50 of water quality confirming to IS 456 - 2000 including use of plasticizer of approved make & dosage of required grade at all locations and levels with specified high workability as per IS 1199 - 1959 ( 2004 ). The initial & final setting time confirming IS 12269 - 1987 ( 2004 ) with maximum temperature of concrete at the time of placing should not exceed 32 0 C. The admixtures affecting the quality and strength of the concrete should not be used and should confirm IS 9103 - 1979 [ usual admixture - Air entraining & water reducing ] including the cost of hire charges for pump and pumping charges to the required locations & levels as specified by the Engineer - in - charge,. laying, compacting, consolidation by by using vibrators, finishing,watering, curing, testing charges as per IS 456 - 2000, 4031 - ( Part 3 & 6 ) / 1988 ( 2005 ) & ( Part 2 ) / 1999 ( 2004 ) and 516 / 1959 ( 2004 ), 4926 - 1976 ( 1990 ), mix design details to be got approved before commencement of the work adopting pour card system and other OK cards. Excluding the cost of form works, centering, shuttering and cost of reinforcement grills placed in position etc., complete complying with standard specifications and as directed by the departmental officers.(RCC Works)

Supplying and laying of ready mix for M 30 grade of concrete having characteristic strength not less than specified in the IS 456-2000 using ordinary portland cement with minimum cement content 300Kg/cum confirming to IS 8112.Coarse aggregate having a specific gravity 2.60 using 20mm down graed hard blue granite broken stone jelly and fine aggregate without fly ash as per IS 383 - 1970 (2007) with suitable water cement ratio not less than 0.45 and not exceeding 0.50 of water quality confirming to IS456 - 2000 including use of plasticizer of approved make & dosage of required grade at all locations and levels with specified high workablity as per IS 1199 - 1959 (2004). The initial & final setting time confirming IS 12269 -1987(2004) with maximum temperature of concrete at the time of placing should not exceed 32° C. The admixtures affecting the quality and strength of the concrete should not be used and should confirm IS 9103 - 1979 [ usual admixture - Air entraining and water reducing].Including the cost of hire charges for pump and pumping charges to the required locations and levels as sepcified by the Engineer in charge ,laying, compacting, consolidation, finishing, watering, curing,testing charges as per IS 456-2000 ,4031- (part 3&6) / 1988(2005) &(part2) / 1999(2004) and 516 / 1959(2004),4926-1976 (1990), mix design details to be got approved before commencement of the work adopting pour card system and other OK cards. Excluding the cost of form works, centering, shuttering and cost of reinforcement grills placed in position etc, complete complying with standard specifications and as directed by the departmental officers. (PCC Works - witout vibrator)

Supplying and fixing the Cement concrete block of size 300 mm X 250 mm X 200 mm of M15 using M sand and hard blue granite broken stone jelly of 20 mm size mixing with mixer machine including the cost and conveyance of all materials to work site, labour charges for fixing the same in position and including all other incidental charges, compacting, consolidation by using vibrators, finishing, watering, curing etc complete complying with standard specifications and as directed by the departmental officers

Shoring, and Strutting with sheet piles of size width 400 mm x height of 5m 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 stackingit safely for other uses. It includes the cost of sheet piles and casurina poles including labour charge 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. 0 to 4 m

Supplying and spreading sand gravel mix ratio of 1 : 1 for 10 cm thick over the top of bund and other places as required at site of work including watering and consolidation using power roller, etc, complete complying with standard specifications and as directed by the departmental officers

Gravel backing for apron / revetment / retaining wall in layers not exceeding 15 Cm thick including stacking for premeasurement, watering, consolidation and trimming the top surface so as to receive the rough stones, etc complete complying with standard specifications and as directed by the departmental officers

Pointing with cement mortar 1:3 (One cement and three M sand ) to full depth including finishing, watering, curing etc. complete complying with standard specifications and as directed by the departmental officers ( Flush pointing )

Dewatering using 7.50 HP 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 complying with standard specification and as directed by the departmental officers.

Providing, laying, spreading and compacting graded stone aggregates for Wet Mix Macadam 250mm thick, including premixing the materials with water at OMC in mechanical mix plant, conveyance of mixed materials by tipper to site, laying in uniform layers using pavers ub Sub Base/ Base course on well prepared surface and compacting with laboratory roller to achieve the desired density including cost of material, labour charges, rentals for machinery, fuel and all other incidental charges etc., complete as per clause 406 of MORTH Rev-5

Providing and laying Tack Coat over surface using 2.00 Kg of Bitumen Emulsion (RS1) per 10sqm for preparatory to another bituminous construction over it including cost of material, labour charges, rentals for machinery, fuel and all other incidental charges etc., complete as per clause 503 of MORTH Rev-5

Providing, laying 50mm consolidated thick Dense Bituminous Macadam using 0.24cum of 26.50-13.20mm, 0.25cum of 13.20-2.36mm and 0.23cum of 2.36mm & below and with 53.20 Kgs of VG40 Grade bitumen for premixing per 10sqm including cost and conveyance of all materials to CMP site, heating the bitumen, aggregate and mixing them in the required temperature in Central Hot Mix Plant 10-30 ton capacity, conveying the mix by tipper trucks to work site, spreading the mix to uniform thickness of 50mm using paver to the specified grades and cross sections and compacted by Vibratory/ Pneumatic Roller to the required density etc., including labour for attending to paver at site etc., including hire and fuel charges for 20-30ton CMP with bitumen boiler, tipper trucks, Paver Finisher, Vibratory rollers and all other tools and plant required, including all other incidental charges etc., complete as per specification using CMP as per clause 505 MORTH Rev-5

Providing, laying Bituminous Concrete to 30/40mm thick using 0.13cum of 19.00-9.50mm, 0.17cum of 9.50-2.36mm and 0.26cum of 2.36mm and below and with 53.20 Kgs of VG40 bitumen for premixing per 10sqm including cost and conveyance of all materials to CMP site, heating the bitumen and aggregate to required temperature and mixing them in the required temperature in Central Hot Mix Plant 20-30 ton capacity, conveying the mix by tipper trucks to paver site, spreading the mix to uniform thickness of 40mm with mechanical paver to the specified grades and cross sections and consolidated by 8-10 tonne vibratory to the required density etc., including labour for attending to paver at site etc., including hire and fuel charges for 20-30ton CMP with bitumen boiler, tipper trucks, Paver Finisher, Vibratory roller and all other tools and plant required, including fuel and all other incidental charges etc., complete as per specification using CMP as per clause 507 MORTH Rev-5

Fabricating, supplying and fixing of Shutter Groove Angle made up of 65x65x6mm Mild Steel angle for required height including welding hold fast of size 25x25x6mm Mild steel angle 2 Nos on both sides and conveying and leading the groove angle to the vents. Fixing the angle to the grooves in proper alignment including dismantling the existing damaged groove angles, conveying and stacking at section store. The groove angle should be painted with two coats of AC black paint over one coat of red oxide primer. The rate including cost of materials, consumables, labours charges for all fabricating and hoisting equipments, conveyance, petty civil works and warranty for 5 years etc., complete mplying with standard specifications and as directed by the departmental officers

Fabrication, supplying and erection of Screw Gearing Steel Shutters of Size above 1.50 m and up to 1.20 m width consist of Skin plate made out of 8mm thick mild steel plate and horizontally stiffened with 100x50mm mild steel channel at an interval not more than 0.50m and vertical stiffeners made out of same section at an interval not more than 0.60m and provided with 8mm thick mild steel gusset plate of required size on both sides fastened with rust free bolts and nuts etc. Conveying the fabircated shutter by using lorries including loading, unloading and leading the shutter to the vent. Dismantiling the eroded shutter and shuttering arrangements by using necessary gas cutting equipments. Erecting the new shutter and the shuttering arrangements in the vent in proper position by using necessary hoisting equipments. The shutter shall be painted with two coats of Anticorrosive black paint over one coat of red oxide primer. The rate including cost of materials, consumables, labour, power charges, conveyance charges, charges for all equipments required conveying the dismantled materials to the section stores, cost of petty civil works, trial operation of Shutter and warranty for 5 years etc., complete complying with standard specification and as directed by the departmental officers.

Fabricating, Supplying and fixing of 63mm dia screw Rod made up of Mild streel duly machined and fully threaded to suit the head set assembly and provided with required holes. Conveying and leading the Screw rod to the worksite. Fixing the Screw rod to the shutter gusset plate with required bolt and nut in proper alignmetn heat set including dismantling the existing damaged screw rod conveying and stacking at section store. The Screw rod should be painted with two coats of AC black paint over one coat of red oxide primer.The rate including cost of materials, consumables, labours, charges for all fabricating and hosting equipments, conveyance, petty civil works and warranty for 5 years etc.,, complete complying with standard specification and as directed by the departmental officers.

Fabricating, supplying and Fixing of Top Beam made up of 150x75mm (ISMB 150) duly drilled to suit the Head set Assembly with required bed bolt made out of 25mm mild steel Round rod duly threaded with suitable anchorage arrangements to a height of 0.60m with necessary fish plate made out of 16mm mild steel plate of size 0.20 x 0.30m 2 nos with required holes. Conveying and leading the top beam arrangementsat the top of the correct position including dismantling the existing eroded top beam, conveying and stacking the section store. The top beam should be painted with two coats of AC block paint over one coat of red oxide primer. The rate including cost of materials, labours,charges for all fabricating and hoisting equipements,cost of petty civil works conveyance charges for labours and materials and warranty for 5 years etc., complete complying with standard specification and as directed by the departmental officers.

Fabricating supplying and fixing of Head set Assembly medium duty with hexagonal nut (approximate 70 kg) made up of cast iron including moulding, machining and the hexagonal nut threaded to suit the screw Rod provided with thrust bearings for smooth operation. Conveying and leading the head set assembly to the work site. Fixing the head set assembly to the top beam by using required bolts and nuts in proper alignment including dismantling the existing damaged Head set assembly conveying and stacking at section store. The head set assembly supplied with operating key and the both should be painted with two coats of AC black paint over one coat of red oxide primer.The rate including cost of materials, consumables, labours, charges for all fabricating and hosting equipments, petty civil works conveyance charges for labour and materials and warranty for 5 years etc., complete complying with standard specification and as directed by the departmental officers.

Fabricating supplying and fixing the hand rails are provided with 75x75x8mm thickness of size M.S equal angle of 1.50m length as vertical size as a vertical mebers fixed @ 2.0m C/c and 0.3m shall be embedded concrete, 1.20m shall be above concrete level and 50x50x6mm thickness of size M.S equal angle thickness of size G.I. Rectangular tubes as horizontal member 4 rows welded to the vertical post at equal interval and and one numer of diagonal member in each bay welded to the vertical post and horizandal members in one bay and applying two coats of synthetic enamel paint over one coat of primer to both of vertical and horizontal G.I square tube members . The cost including the all materials, labour charges, welding charges, cutting, bending and warranty for 5 years etc., complete complying with standard specification and as directed by the departmental officers.

Supplying and Fixing of Man holes (SFRC) of 600 mm X 600mm all labours, tranportation, other necesssary equipment which is essential for fixing at site etc.,omplete, complying with standard specifications and as directed by the departmental officers of work.

GST 18 % in Figures

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