Construction of Check dam across Hanumanadhi river at downstream side of Sundarapandiyapuram anicut in Sambavar vadakarai Village of Kadayanallur Taluk in Tenkasi District

Amount

Earth work in all soils except hard rock requiring blasting and conveying for formation of bund with lead of 0 to 100 metre deploying earth moving machinery and tippers including benching, formation of bunds, breaking clods, sectioning etc., complete

Earthwork excavation for foundation in Hard stiff clay, stiff black cotton, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size of boulders hard gravelly soil inclusive of shoring to full depth strutting and bailing out water wherever necessary and refilling the sides of foundation with excavated soil other than sand in layers of not more than 15 cm thick, well rammed, consolidated and depositing the surplus earth in places as shown by the departmental officers with an initial lead of 10 metres and initial lift of 2 metres and clearing, levelling the site etc., complete complying with standard specification and as directed by the departmental officers.

Earth work excavating and depositing on bank with initial lead of 10 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 SS.20Bcomplete complying with standard specifications and as directed by the Engineer incharge of work.

Providing and placing in position Plain Cement Concrete of M10 Graded Mix using broken hard granite coarse aggregate (well graded) size of 40mm to I.S specified grading (to achieve the specified characteristic strength of 10 N / mm2 in 28 days) and mixing the ingredients in approved mixer including dewatering of the placement site by bailing / pumping and dewatering wherever necessary placing in layers watering, curing, finishing the surface with all leads and lifts etc., complete in all respects so as to attain the profile and strength as specified in the approved drawings and specificationetc., complete complying with standard specifications and as directed by the Engineer incharge of work.

Below Ground level from 1.50m and upto 4.5m depth

Below Ground level upto 1.50m and AGL upto 1.00m height

Providing and placing in position Plain Cement Concrete of M 15 Graded Mix using broken hard granite coarse aggregate (well graded) 60% of nominal maximum size of 40mm and 40% of nominal maximum size of 20mm to I.S specified grading (to achieve the specified characteristic strength of 15 N / mm2 in 28 days) and mixing the ingredients in approved mixer including dewatering of the placement site by bailing / pumping and diverting wherever necessary, placing in layers and vibrating, watering, curing, finishing the surface with all leads and lifts etc., complete in all respects so as to attain the profile and strength as specified in the approved drawings and specification and as directed by the Engineer incharge of work, complying with standard specifications. ( with vibrator)

Below Ground level above 1.50m and upto 4.50m depth

Below Ground level upto 1.50m depth and AGL Upto 1.00m

Above Ground level above 1.00m to 4.5 m height

Supplying, fabricating and placing in position of ribbed tor steel bars of various diameters for all reinforced concrete works, including cost of rods and binding wire, labour charges for cutting the bending, tying and fixing in position for various depths and heights below and above ground level complete as directed by the Engineer complying with standard specification

Providing and laying in position standardised concrete mix M 20 in accordance with I.S 456-2000, using 20 mm broken granite stone jelly for all RCC items of work with minimum cement content of 325Kg per m3 and maximum water cement ratio of 0.55, including admixture (plasticizer/ super plasticizer) in recommended proportions as per IS:9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability with about (5 cu.m) 7730Kg of 20mm machine crushed stone jelly and with about (3.3 cu.m) 5156Kg of 10-12mm machine crushed stone jelly and with about (4.79 cu.m) 7670Kg of Crushed Stone Sand, but excluding the cost of reinforcement grill and fabricating charges, centering and shuttering and also including laying, vibrating with mechanical vibrats, finishing curing etc., and providing fixtures like fan clamps in the RCC floor/roof slabs wherever necessary without claiming extra charges etc., complete complying with standard specification and as directed by the departmental officers. The coarse and fine aggregate to be used should be comply with the requirement of IS standards( No separate payment will be made by the department by the excess usage of materials)

Above ground level

Providing and laying in position standardised concrete mix M 25 in accordance with I.S 456-2000, using 20 mm broken granite stone jelly for all RCC items of work with minimum cement content of 350Kg per m3 and maximum water cement ratio of 0.50, including admixture (plasticizer/ super plasticizer) in recommended proportions as per IS:9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability with about (5 cu.m) 7730Kg of 20mm machine crushed stone jelly and with about (3.3 cu.m) 5156Kg of 10-12mm machine crushed stone jelly and with about (4.79 cu.m) 7670Kg of Crushed Stone Sand, but excluding the cost of reinforcement grill and fabricating charges, centering and shuttering and also including laying, vibrating with mechanical vibrats, finishing curing etc., and providing fixtures like fan clamps in the RCC floor/roof slabs wherever necessary without claiming extra charges etc., complete complying with standard specification and as directed by the departmental officers. The coarse and fine aggregate to be used should be comply with the requirement of IS standards( No separate payment will be made by the department by the excess usage of materials)

Below Ground level above 1.50m and upto 4.50m depth

Below Ground level upto 1.50m depth and AGL Upto 1.00m

Above Ground level above 1.00m to 4.5 m height

Providing and placing in position Plain Cement concrete of M-20 using broken hard granite coarse aggregate (well graded) of nominal maximum size of 20mm and down graded to IS specified grading and using crushed stone sand(m-sand) ( to achieve the specified characteristic strength of 20 N / mm² in 28 days ) and mixing the incredients in approved mixer including dewatering of the placement site by baling/pumping and diverting wherever necessary placing in layers and watering, curing, finishing the surface with all leads and lifts etc., complete in all respects so as to attain the profile and strength as specified in the approved drawings and specification etc., complete complying with standard specifications and as directed by the Engineer incharge of work. (For wearing coat) (With vibration)

Below Ground level upto 1.50m depth and AGL Upto 1.00m

Above Ground level above 1.00m to 4.5 m height

Providing and placing in Position of Plain cement concrete of grade M15 using hard broken stone aggregate of maximum nominal size of 20mm to IS specified grading mixing by mixer machine including dewatering the placement site, laying the concrete in layers and in bays vibrating, compacting and finishing the surface with all leads and lifts watering curing to attain the profile and strength as specified in the drawing for various depth and height below and above ground level etc complete as directed by the Engineer in charge of work complying with the standard specification (For wearing coat) (With vibration)

Below Ground level above 1.50m and upto 4.50m depth

Below Ground level upto 1.50m depth and AGL Upto 1.00m

Supplying and erecting centering for sides and soffits including necessary supports and strutting upto 3.29m height for Plane surfaces as detailed below in all floors with all cross bracings using mild steel sheets of size 90 x 60 cm and 10 BG stiffened with welded mild steel angle, of size 25 mm x 25 mm x 3 mm for boarding laid over silver oak joist of size 10cm x 6.5 cm spaced at about 90 cm centre to centre and supported by casurina props of 10cm to 13 cm dia spaced at not more than 75 cm centre to centre etc., complete complying with standard specification and as directed by the departmental officers. (payment for centering shall be given after the concrete has been laid)

Without Strutting

With Strutting above Ground level upto 3.29m

With Strutting above 3.29m upto 4.29m

With Strutting above 4.29m upto 5.29m

Circular Centering

Providing filter zone below the concrete block with coarse sand for bottom layer and broken graded stone for top layers as furnished in the drawing and as directed by the departmental Engineer including collection of coarse sand conveying, stacking the same for pre-measurement and providing a layer of 20cm thick, watering and consolidating, forplying hard broken stone of the following sizes, stacking for pre-measurement,. laying the stones of 10 mm size for 7.5cm thick, 20mm size of 7.5cm thick, 40mm size for 10cm thick and 80mm size for 15cm thick in layer etc., complete complying with standard specification and as directed by the departmental officers.

Supplying and filling of gravel by lorry including conveyance, loading and unloading charges and all other incidental charges laying, watering etc., complete complying with standard specification and as directed by the departmental officers.

Providing launching apron using new hard granite jeddy stone of not less than 300mm size and weight not less than 40kg including stacking for premeasurement the cost of new stones wedges for filling the gaps. finishing neatly, etc., complete complying with standard specification and as directed by the departmental officers.

Rough stone dry packing for revetments using new stones including stacking the roughstone for premeasurement etc., complete complying with standard specification and as directed by the departmental officers.

Providing construction contraction and lift joints in masonry, concrete including placing Mastic pad of 20mm thick (1.04 kg of asphalt & 1.55 m2 of Mastic pad required for 1 Rm) at the joints below the after cutting to the required size including filling the joints with mastic filling as specified in the drawings and specification etc., complete complying with standard specification and as directed by the departmental officers.

Providing construction contraction and lift joints in masonry, concrete including placing Mastic pad of 20mm thick (1.04 kg of asphalt & 2.82 m2 of Mastic pad required for 1 Rm) at the joints below the water after cutting to the required size including filling the joints with mastic filling as specified in the drawings and specification etc., complete complying with standard specification and as directed by the departmental officers.

Providing and fixing seepage pipes of 110mm PVC pipes of 4kg/cm² required lengths for abutments and wings including cost and conveyance of all materials to worksite, cost and labour for 900mm dia semi-spherical backfill arrangements with 100mm size broken granite chips at the periphery and labour charges for fixing etc., completed for proving utility services in foot paths.etc., complete complying with standard specification and as directed by the departmental officers.

Providing construction contraction and lift joints in masonry, concrete including cutting,jointing the PVC water stopper of 230 mm width and placing Mastic pad of 20mm thick (1.04 kg of asphalt & 0.23m 2 of Mastic pad required for 1 Rm) at the joints below the water stopper after cutting to the required size including filling the joints with mastic filling as specified in the drawings and specification etc., complete complying with standard specification and as directed by the departmental officers.

Earth work in all kind soils except hard rock requiring blasting and conveying for formation of bund with lead of 2KMCT deploying earth moving machinery and tippers including benching, formation of bunds, breaking clods, consolidation by power roller sectioning spreading the earth at site in layers of not exceeding 250mm in thickness etc.,complete

Earth work deploying earth moving machineries for desilting channel and forming bund on either side depositing the earth on banks including jungle clearance ect.complete., Having river width more than 10 m

Fabricating, Supplying and erection of Screw gearing steel shutters of size above 1.00 m and upto 2.00m 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 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 cuttingequipment. Erecting the new shutter and the shuttering arrangements in the vent in proper position by using necessary hoisting equipment. The shuttershall 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 equipment 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.

Fabricating, supplying and fixing of Shutter Groove Angle 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.

Fabricating, supplying and fixing of 63mm 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

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 assemblyto the work site. Fixing the head set assembly to the top beam by usingrequired rust fre bolts and nuts in proper alignment including dismantling the existing damaged Head set assembly, conveying and stacking at sectio 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.

Fabricating, Supplying and fixing of Top Beam made up of 200x100mm (ISMB 200) 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 0.20x 0.30m 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 the vent in correct position including dismantling the existing eroded top beam, conveying and stacking and the section stores. 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 warranty for 5 years etc.., complete.

AVS CONSTRUCTIONS (BID ID -1436112)