Construction of a Check dam across Cheyyar River near Padiagraharam Village in Chengam Taluk of Tiruvannamalai District

Amount

Earth work excavation by deploying earth moving machinery for desilting channel having width for more than 10 m including jungle clearance, excluding the cost of forming the bund etc.., complete complying with standard specification and as directed by the departmental officers. (Open excavation)

Earth work excavation for foundation in all soils inclusive of refilling the sides of foundation, shorting, strutting and bailing out water wherever necessary, well rammed, consolidated and depositing the surplus earth in places as shownby the departmental officers with an initial lead of 10 (Ten) metres and initial lift of 2 (Two) metres and clearing, leveling the site etc., complete complying with standard specification and as directed by the departmental officers. (Narrow excavation)

Earth work excavating and depositing on bank with initial lead of 0-100 m & initial lift of 2m in Hard stiff clay, stiff black cotton, hard red earth, shales,murram, gravel, stoney earth and earth mixed with small size boulders and conveying the excavated earth with additional lead of 1 KMMR by using tippers including loading & unloading, levelling uniformly and sectioning the dumped earth in yard/low lying area etc., complete complying with standard specifications and as directed by the departmental officers

Providing and placing in position of plain cement concrete M 10 using sand, 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, by using vibrator, finishing, watering, curing etc. complete complying with standard specifications and as directed by the departmental officers

Supplying and erecting centering for vertical RCC concrete wall of supply channels retaining wall etc., for following height with necessary support below ground level & various height above ground level using MS Sheets of size 90x60 cm & BG 10 gauge stiffened with MS angle of size 25x25x3 mm for bearing laid over Silver Oak / country wood joist of size 7.5 cm x 5 cm spaced at 90 cm centre to centre & supported by casurina props of size 10 to 13 cm dia, spaced at 75 cm c/c etc., complete as directed by engineer as per the technical specification (Vertical Centering)

Vertical Centering Height 0 cm to 90 cm

Vertical Centering Height 90 cm to 180 cm

Vertical Centering Height 180 cm to 270 /300 cm

Vertical Centering Height 300 to 400 cm

Vertical Centering Height 400 to 500 cm

Vertical Centering Height 500 to 600 cm

Vertical Centering Height 600 to 700 cm

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)

Providing and placing in position of plain cement concrete M 15 using M-Sand, hard blue granite broken stone jelly of size 20 mm 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.

Providing and placing in position of plain cement concrete M 15 grade using M-sand graded hard blue granite broken stone jelly of size 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 using vibrators, finishing, watering, curing etc. complete complying with standard specifications and as directed by the departmental officers.

Providing and placing in position of Reinforced Cement Concrete M 20 using M-sand 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 excluding form works, centring, shuttering and steel fabrications, 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 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 using hard blue granite broken stone jelly and M-sand fine aggregate without 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 320C. 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 cost of hire charges for pump and pumping charges to the 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 R6 / 1988 / 2005) and (Part 2) / 1999 (2004) and 516 / 1959 (2004) 4926 - 1976 (1990) Mix design details to be got approved before commencement of the work adopting powercard system and other OK cards, excluding the cost of form works, centering and shuttering placed in position etc., complete complying with standard specification and as directed by the Departmental Officers (RCC Work)

Supplying, fabricating and placing in position of Mild Steel/Ribbed Tor Steel rods for all RCC works as per design given including cost of Steel, binding wire, 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 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.

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

Supplying and laying with graded hard blue granite broken stone jelly of varying of size from 80 mm, 63 mm, 50 mm, 40 mm, 25 mm, 20 mm, 12 mm and 10 mm in equal proportions for formation of filter drains and filter bed as shown in drawing 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

Rough stone dry packing for apron / revetment using new stones obtained from approved sources including the cost of new stones wedges for filling the gaps, finishing, stacking for same pre measurement etc. complete complying with standard specifications and as directed by the departmental officers

Providing launching apron using new jeddy stone of size not less than 300 mm thick and weight not less than 40 Kg including the cost of new wedges for filling the gaps, finishing etc complete complying with standard specifications and as directed by the departmental officers

Supplying and placing in position of plain cement concrete blocks of size 1.50 m X 1.50 m X 0.90 m using M15 concrete of 20 mm using M-sand, hard broken granite stone jelly including necessary support for plain surfaceses for using MS sheets of size 1.50 m X 0.90 m of 10 gauge stiffened with MS angle of size ISS 25 mm X 25 mm X 3 mm supported by MS flats of size 25 mm X 3 mm and cost of moulding charges, casting of slabs, finishing, curing and fixing in position and transportation etc., complete complying with standard specification and as directed by the departmental Officers.

Fabricating, supplying and erection of Screw Gearing Steel Shutters of size of above 2.00 m and upto 3 m width, consist of Skin plate made out of 10 mm thick Mild Steel plate and horizontal stiffened with 150 x 75 mm ISMB 150 at an interval not more than 0.50 m and vertical stiffener made out of 100 x 50 mm MS Chanel (ISMC) at an interval not more than 0.60 m and provided with 10 mm thick 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 the one coat of Red oxide primer. The rate including cost of materials, consumables, labours, power charges, conveying charges, charges for all equipments required conveying the dismantled material to the section store, cost of petty civil works, trial operations of shutter and warranty for 5 years etc., complete complying as per the technical specifications and as directed by the Engineer in charge of the works.

Fabricating, supplying and fixing of Top beam made up of 200 x100 mm (ISMB 200) 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 0.60m with necessary Fish Plate made out of 16mm Mild Steel plate of size 0.2 x 0.3m, 2 Nos with required holes. Conveying and leading the Top beam arrangements to the work site. Fixing the top beam arrangements at the top of vent to correct position including dismantling the existing eroded top beam, conveying and stacking at section store. The top beam should be painted with two coats of anticrosive black paint over the one coat of Red oxide primer. The rate including cost of materials, labour, charges for all fabricating and hoisting equipments, cost of petty civil works conveyance charges for labours and materials and including all other taxes and warrenty or 5 years etc., complete complying with standard specification 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 work site. Fixing the Screw rod to the shutter gusset plate with required bolt and nuts 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 anticorosive black paint over the one coat of Red oxide primer. The rate including cost of materials, labour charges, for all fabricating and hoisting equipments conveying charges for labours and materials and including all other taxes and warrenty for 5 years etc., complete complying with standard specification and as directed by the departmental officers.

Fabricating, supplying and fixing of Head Set Assembly Heavy duty with hexagonal nut (approximate 120 Kg) made up of cast iron including moulding, machining and 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 the one coat of Red oxide primer. The rate including cost of materials, labours, charges for wooden pattern, moulding and charges for all machining equipments, conveyence charges for labours and materials and warranty for 5 years etc., complete complying as per the technical specifications and as directed by the Engineer in charge of the works.`

Fabricating supplying and fixing of shutter Groove Angle made up of 100 x 100 x 10 mm Mild Steel angle for requied height inclduing welding hold fast of size 40 x 40 x 6 mm 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 anticrosive 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 including all other taxes and warranty for 5 years etc.,complete complying with standard specification and as directed by the Departmental Officers.

Dewatering using 3 HP to 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 she departmental officers.

Regrading the river bed including jungle clearance deploying the heavy machinery like dozer on use hour basis including cost of hire charges, fuel, labour etc, complete complying with standard specifications and as directed by the departmental officers. (D80 A12)

Supplying and fixing in position of demarcation R.C.C. pre cast post in Cement concrete of grade M 15 with well graded aggregates and the nominal maximum size of coarse aggregate of size 20 mm of size 0.20 x 0.20 x 1.45 M and 0.45 x 0.20 x 0.30 m base fixing the post 30 cm depth below ground level, the post includes using 4 numbers of 10 mm RTS main rod to a length of 1.33 M, using 8 mm MS @ 15 cm spacing as strips with steel centering and painting the post with enamel paint all around the post etc. complete and conveying the post to the site of demarcation boundary such as canal bund/water spread area etc including earth work excavation for foundation (45x45x45cm) in HSC having the base plain cement concrete of 15 cm of grade M 7.5 with well graded aggregates and the nominal maximum size of coarse aggregate of 40 mm of 10 cm thick, and the post embedded by using cement concrete of grade M10 with well graded aggregates and the nominal maximum size of coarse aggregate of 20 mm of 30cm thick as per the drawing enclosed including cost of earth work, concrete, moulding charges, steel reinforcement, finishing, painting them and marking at top of post, etc .complete complying with standard specifications and as directed by the departmental officers

Supplying and fixing 300mm vide PVC EXPANSION JOINT in the 20 mm expansion gap provided in between deck over peirs and in between deck and dirt wall over abutment as shown in the drawing including cost and conveyance of expansion joint including shalimar pad and joint sealant etc., complete complying with standard specifications and as directed by the departmental officers

Supplying and fixing PVC Finolex (or) equvalent (with ISI Monogram for 4Kg/cm2) pipe of 110 mm dia, including cost of fixing and labour charges, etc complete complying with standard specifications and as directed by the departmental officers

Supplying and fixing PVC water stopper heavy duty of 300 mm width as per IS 15058 / 2001, including cost of all materials, labour charges, etc complete complying with standard specifications and as directed by the departmental officers

M S KUMARASAMY AND CO

KPT CONSTRUCTION