Capacity Enhancement by Deepening and Rehabilitation of Thiruneermalai Tank in Pallavaram Taluk of Chengalpattu District.

Amount

Clearing scrub jungle etc, complete complying with standard specifications and as directed by the departmental officers

Dismantling, Clearing away and carefully stacking materials useful for any thickness of walls of stone masonry in cement mortar walls under 3 M high - etc complete complying with standard specifications and as directed by the departmental officers

Dismantling, clearing away and carefully stacking materials useful for re-use for any thickness of plain cement concrete etc complete complying with standard specifications and as directed by the departmental officers

Dismantling ,clearing away and carefully stacking material useful for resuse of RCC slab as per technical specification.complete complying with standard specifications and as directed by the departmental officers

Earth work in all soils except hard rock requiring blasting and conveying for formation of bund with a lead of 1Km deploying earth moving Machineries and tippers including benching, formation of bunds, breaking clods, sectioning with extra watering and consolidation by power roller and including hire charge etc., complete complying with standard specifications and as directed by the departmental officers. (Bund Strengthing)

Earthwork in all soil except Medium rock / hard rock requiring blasting and conveying for formation of bund with a lead of 0m to 100m by deploying earth moving machineries and tippers excluding benching,formation of bunds breaking clods ramming sectioning and including conveying of 5Km the excavation earth in the low lying area with lead and levelling etc ., complete complying with standard specification and as directed by department officers (Sludge Removal)

Earthwork excavation in all soils and conveying for formation of bund with lead of 100m deploying earth moving machinery and tippers including benching, refilling the excavated earth for formation of bunds, breaking clods, sectioning, watering consolidation with power roller etc, complete complying with standard specification and as directed by department officers.(Island Formation)

Earth work in all soils except hard rock requiring blasting and conveying for formation of bund deploying earth moving machinaries and tippers including benching, formation of bunds With a lead of 0m to 100m, breaking clods, sectioning and compaction of earth etc., complete complying with standard specifications and as directed by the departmental officers. (Regulators)

Earth Work Excavation for foundation in all soils and sub soils and to full depth as may be directed by the Departmental Officers except hard rock requiring blasting including shoring, strutting and baling out water wherever necessary and refilling the sides of foundation with excavated soil in layers not exceeding 15 cm thick, well rammed and consolidated and depositing including all initial leads and initial lifts, etc., complete complying with standard specifications and as directed by the departmental officers (Narrow Excavation)

Earthwork excavation in all soils and conveying for formation of bund with lead of 100m deploying earth moving machinery and tippers including benching, refilling the excavated earth for formation of bunds, breaking clods, sectioning, watering consolidation with power roller etc, complete complying with standard specification and as directed by department officers.(Cut Open Bund)

Refixing old cut stone and set in cement mortar 1:4 (One cement and four sand by volume) mixed mechanically in approved mixer) including all incidental charges such as finishing, curing etc., complete as directed by the Engineer in charge of works and as per technical specifications. complete complying with standard specifications and as directed by the departmental officers.

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)

0 to 270 or 3 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 and erecting centring for vertical plain / RCC concrete walls of supply channel, retaining wall etc specified 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 (Curved Centering)

Suplying and fabricating and placing in position of Mild Steel or Ribbed Tor Steel for all RCC works as per design and drawing given including cost of steel,binding wire and labour charges for cutting,bending,laying in position and tying with binding wire etc. 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 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 M.Sand and graded hard blue granite broken stone jelly of 60% of 40 mm size and 40% of 20 mm size mixing with mixer machine and laying in layers including the cost of bailing/pumping wherever necessary laying the concrete in layers of not exceeding 15 cm thick, compacting, consolidation by, finishing, watering, curing etc. complete complying with standard specifications and as directed by the departmental officers

Supplying and laying of ready mix for M20 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 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.(PCC Works)

Supplying and laying of ready mix for M25 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 ofrequired 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 concreteat the time of placing should not exceed 32 0 C. The admixtures affecting thequality 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)

Fabricating, supplying and fixing of Shutter Groove channel made up of 100x100x10mm Mild Steel angle for required height including welding hold fast of size 40x40x6mm Mild steel angle 3 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 complying with standard specifications and as directed by the departmental officers

Fabricating, Supplying and erection of Screw gearing steel shutters of size above 3.00 m and upto 4.00m width consist of skin plate made out of 12mm thick mild steel plate and horizontally stiffened with 150x75mm ISMB 150 at an interval not more than 0.50m and vertical stiffeners made out of 100x50mm mild steel channel at an interval not more than 0.60m and end vertical made up of 100x50mm mild steel channel 2 Nos on both sides, provided with 100mm dia steel Rollers 2 Nos on both sides with 100mm dia MS Rollers 2 Nos on both sides with 2" dia Gun metal bushes and 1" dia roller pin for smooth operation. The shutter lifted with 12mm thick mild steel gusset plate of required size on both sides fastened with rust free bolts and nuts etc. Providing leakage arrest pipe arrangements made with 75mm dia B-Class G.I Pipe at both ends for required height hanged in chain from the top of the shutter. The bottom seal made up of 75x10mm rubber seal covered with 65x8mm steel flats fastened with required with rust free bolts and Nuts. Conveying the fabricated shutter by using lorries including loading, unloading and leading the shutter to the vent. Dismantling 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, labours power charges, conveyance 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 specifications and as directed by the departmental officers

Fabricating, Supplying and fixing of Top Beam made up of 300x140mm (ISMB 300) 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 0.90m with necessary Fish plate made out of 20mm mild steel plate of size 0.23x 0.30m 2 Nos to place the beam in position including petty civil works and painting with two coats of Anticorrosive black paint with one coat Red Oxide primer etc., including dismantling old beam conveying, loading and unloading and stacking to section store warranty for 5 years etc.., complete complying with standard specifications and as directed by the departmental officers

Supplying and fixing of Horn Type Head Set Assembly Heavy duty consist of the bottom and top portions (Approximate 150 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 rust free bolts and nuts in proper alignment 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, labours, charges for wooden pattern, moulding and charges for labours and materials and warranty for 5 years etc., complete complying with standard specifications and as directed by the departmental officers

Fabricating, supplying and fixing of 80mm dia Screw Rod made up of Mild Steel 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 alignment to the head 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, labours, charges for all fabricating and hoisting equipments, conveyance charges for labours and materials and warranty for 5 years etc., complete complying with standard specifications and as directed by the departmental officers

Dewatering using 7.50HP 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.

Hiring the Hyraulic excavator on use hours basis for removal of accumulated sediments in etc., Complete complying with standard specifications and as directed by the departmental officers

Hire charges for JCB for removal of floating debris and water hyacinth in the channel including hire cost, fuel cost, conveyance and labour cost etc., complete during the rainy season whenever necessary.

Hire charges for deploying Lorry/Tipper for conveying the removal of floating debris and water hyacinth in the channel including hire cost, fuel cost etc., complete during the rainy season whenever necessary.

Supplying and spreading of gravel including stacking the same for premeasurements and watering consolidation, ramming etc., complete complying with standard specifications and as directed by the departmental Officers.

Providing and fixing best country wood plug with 50mm dia MS screw gearing rod 5m height support on 2 Nos. ISMB 125 RJ Joists of 1.80m length and guide beam 1 No. of the same size resting in turn of MS base plate of 50 X 30 mm size 6 mm thick with cast iron hexagonal head set and a collar plate of 300 X 300 X 6 mm thick fixed with necessary bolts and nuts and other fixture 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 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 0-4mts.,

GST 18 % in Figures

RKN CONSTRUCTIONS (BID ID -1386901)