Restoration and Improvements to Chembarambakkam Tank in Kundrathur Taluk of Kancheepuram District.

Amount

Clearing Scrub Jungle etc., complete complying with standard specifications and as directed by the departmental officers.

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 of surface 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 Cutting)

Earth work excavating and depositing on bank with initial lead of 10m & initial lift of 2m in Sand, silt or other loose soil, wet sand or silt not under water, light black cotton soil, sandy loam and ordinary soil including excavated earth (SS20B)

Supplying and spreading M 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.

Supplying and filling with clean river sand in layers of not more than 15 cm thick, well watered, rammed and consolidated 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 hard blue granite broken stone jelly of size 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 by 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 10 grade using M Sand and hard blue granite broken stone jelly of size 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 finishing, watering, curing, etc., complete complying with standard specifications and as directed by the departmental officers

Supplying and laying of ready mix M 15 grade of concrete having charaterstic strength not less than specified in the IS 456 - 2000 using Ordinary portland cement with minimum cement content of 366 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 with flyash 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 ]. Iincluding 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 and shuttering placed in position etc, complete complying with standard specifications and as directed by the departmental officers. (PCC WORK)

Supplying and laying of ready mix 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 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 ]. Iincluding 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 WORK)

Supplying and laying of ready mix M 25 grade of concrete having charaterstic strength not less than specified in the IS 456 - 2000 using Ordinary portland cement with minimum cement content of 366 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 with flyash 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 ]. Iincluding 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 and shuttering placed in position etc, complete complying with standard specifications and as directed by the departmental officers. PCC WORK

Supplying and laying of ready mix M 25 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 ]. Iincluding 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 WORK

Supplying and laying of ready mix 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 336 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 ]. Iincluding 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 WORK)

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

Supplying and erecting centring for vertical plain / RCC concrete walls of supply channel, retaining wall etc of follwing 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)

upto 1.80m

upto 2.70m/3.00m

Supplying and erecting centring for sides and soffits and strutting upto 3.0 m height for plane surfaces such as RCC slab rectangular beam or L beam lintels and bed blocks, stairs and covering slabs landing beam canopy 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, etc., complete complying with standard specifications and as directed by the departmental officers (Curved Centering)

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)

Dismantling, Clearing away and carefully stacking materials useful for re - use 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 materials useful for re-use for any thickness of Reinforced cement concrete by using machineries 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 Cutstone / RCC Slabs under 3 M high - etc complete complying with standard specifications and as directed by the departmental officers

Supplying and fixing Bitumen Pad of 12 mm thickness conforming to IS for joints including cost of all materials and labours etc., complete complying with standard specifications and as directed by the departmental officers

Supplying and fixing Weep holes for retaining walls using 110mm dia PVC Pipes (PVC / Finolex or equivalent with ISI monogram with working pressure of 6Kg/cm2) including cost of materials and labour charges for fixing in concrete etc complete complying with standard specifications and as directed by the departmental officers.

Re-grading the river bed including jungle clearence deploying the machinery like Dozzer on use hour basis for 150m3 / D-80-A12 hour including hire charges, fuel, crew, labour etc complete complying with standard specification and as directed by the departmental officer.

Hire charge for bigger crane of suitable capacity / excavator with higher boom length of 80 tonnes capacity including fuel accessories and operation for 8 hours and as directed by the departmental officer.

Plastering the existing random rubble masonry with cement mortar 1:3 (One cement Three M sand ) to full depth for side slopes including the cost of watering, curing, finishing etc., complete complying with standard specifications and as directed by the departmental officers (Flush Pointing)

Rough stone dry packing for apron and revetment using old stones obtained from approved sources including the cost of new stones wedges for filling the gaps, finishing, 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 pre-measurement, 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

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, finishing, watering, curing etc complete complying with standard specifications and as directed by the departmental officers

Fabricating, supplying and erection of Screw Gearing Steel Shutters of Size up to 1.00m width consist of Skin plate made out of 8mm thick Mild Steel plate and horizontally stiffened with 65x65x6mm Mild steel angle 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 Mild Steel gusset plate of required size on both sides fastened with rust free bolts and nuts etc. 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, charges for all equipments required conveying the dismantled materials to the section stores, cost of petty civil works, trial operations 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 shutter Groove Angle made up of 65 x 65 x 6mm Mild Steel angle for required height including welding hold fast of size 25 x 25 x 6mm 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 Anticorrosive 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 fixing of 50 mm 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 Anticorrosive black paint over one coat of red oxide primer. The rate including cost of materials, labours, charges for all fabricating and hoisting equipments, conveyance, conveyance charges for labours and material 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 150 x 75 mm (ISMB 150) duly drilled to suit the Head set Assembly with required bed bolt made out of 25 mm Mild Steel Round rod duly threaded with suitable anchorage arrangements to a height of 0.60 m with necessary Fish plate made out of 12 mm Mild Steel Plate of size 0.30 x 0.15m 2 Nos with required holes. Conveying and leading the top beam arrangements to the worksite. Fixing the top beam arrangements at the top of the vent to correct position including dismantling the existing eroded top beam, conveying and stacking at the section store. The top beam 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, cost of petty civil works conveyance charges for labours and materials and including 5 years warranty etc., complete complying with standard specifications and as directed by the departmental officers.

Fabricating, Supplying and fixing of Head Set Assembly medium duty (approximate 50 Kg) consist of the bottom and top portions made up of cast iron including moulding, machining and the hexagonal nut made up of gunmetal 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 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 Anti Corrosive black paint over one coat of red oxide primer. The rate including cost of materials, labours, charges for wooden pattern, moulding and charges for all machining 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

Earth work excavation in all soils except Medium rock / hard rock requiring blasting by deploying earth moving machineries and conveying the excavated earth by using lorries / tippers and unloading the same for formation of bund with lead 5Km including benching, spreading in layers not exceeding 15 cm thick, breaking clods, ramming, compacting by extra watering & consolidation by power roller, sectioning etc., complete complying with standard specifications and as directed by the departmental officers

GST 18 % in Figures

M/s.PPS Construction (BID ID -1191827)

M.mohamedyunussaleem (BID ID -1192517)