Rehabilitation of Ponneri Tank in Kuruvalapperkovil Village of Udayarpalayam Taluk in Ariyalur District

Clean removal of cement plaster from walls etc.., complete complying with standard specification and as directed by the departmental officers.

Dismantling, clearing away and carefully stacking materials useful for re-use for any thickness of Brick /stone masonry in cement mortar walls under 3m high etc.., complete complying with standard specification 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 specification and as directed by the departmental officers.

Dismantling, clearing away and carefully stacking materials useful for re-use for any thickness of RCC etc.., complete complying with standard specification and as directed by the departmental officers.

Earth work excavation for foundation in all kinds of soils and sub soils met with except hard rock requiring blasting but including all incidental charges such as shoring, strutting, baling of water if found necessary during execavation refilling the sides of foundation with excavated earth and depositing the surplus earth as directed by the enginner in charge of the work etc., complete complying with standard specifications.

Suppliying and filling with M sand in layers of not more than 15cm thickness well rammed including watering and consolidating etc.,complete as directed by the engineer in charge of work and complying with standard specification.

Plain Cement Concrete of grade M10 with well graded aggregates and the nominal maximum size of coarse aggregate of 40 mm gauge weigh batching the ingredients and mixing in approved mixers/batching plant (to produce concrete of the specified characteristic strength of 10Nmm2 at 28 days) incluiding laying the concrete in layers and in bays with all lead and lifts with compacting and finishing the surface water curing so as to attain the profile and strength specified in the approved drawing and specification and as per the direction of the Engineers complying with standard specification.

Providing and placing Plain Cement concrete M15 grade using crusher broken hard granite course aggregate (well graded) of nominal maximum size of 20 mm and down graded to IS specified grading ( to achieve the specified characteristic strength of 15N/mm2 in 28 days) and mixing the ingredients in approved mixer placing in layers and vibrating , water curing , finishing the surface with all leads and lifts etc complete in all respects so as to attain the profile strength specified in the approved drawing and specifications etc., complete complying with standard specifications and as directed by the Departmental officers

Below ground level upto 1.50m depth

Below ground level upto 1.50m to 4.50m depth

Above ground level upto 4.50m

Supplying and erection of steel centering for sides and soffits with strutting up to 3m height for plain surface with all cross bracings using Mild Steel sheets of size 90cm. X 60cm. thickness of and B.G.10 stiffened with welded Mild Steel angles of size 25 X 25 X 3mm for boarding, laid over country wood joists of size 10cmX 6.5cm spaced at 90cm. Centre to centre and supported by casuarina props of 10 to 13cm dia (spaced at 75cm) Centre to centre complying with standard specification and as directed by departmental officers.

Centering without striuting

Centring with struting

Providing and laying in position, standardised concrete Mix M-20 Grade by insitu machine mix concrete adopting weighing batch method in accordance with IS 456 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement content of 325 kg/m3 and maximum water cement ratio of 0.55, including admixture (plasticiser / super plasticiser) 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) 7730 kg. of 20mm machine crushed stone jelly and with about (3.3 Cu.m) 5156 kg. of 10-12mm machine crushed stone jelly and with about (4.79 cu.m) 7670 kg. of crushed stone sand, but excluding cost of reinforcement grill and fabricating charges, centering and shuttering and also including laying, vibrating with mechanical vibrators, finishing, curing, etc. and providing fixtures like fan clamps in the RCC floor/ roof slabs wherever necessary without claiming extra, etc., complete complying with standard specification and as directed by the departmental officers. The coarse and fine aggregates to be used should comply with the requirements of IS standards. (No separate payment will be made by the Department for the excess usage of materials)

Supplying fabricating and placing in position of MS/RTs girls of various size of all RCC works including cost of steel using upto 16mm dia binding wire and fabrication of reinforcement, labour charges for cutting, bending and binding etc., complete as per techinical specification and as directed by the Engineer in charge of the work.

Plastering the surface of walls with Cement Mortar 1:2 (One cement and Two sand), 20mm thick in all floors including curing etc., complete complying with standard specification and as directed by the departmental officers.

Supplying, Stacking and spreading Gravel top of tank Bund Including Cost of Gravel, Loading, Unloading, Watering, and Consolidation charges etc., by power roller etc., Complete and as Directed by the Departmental officers.

Earth work in all soils except hard rock requiring blasting and conveying for formation of bund with lead of 0 to 100m deploying earth moving machinery and tippers with a lead of 2km in metal road including,benching breaking clods, unloading and spreading, sectioning , etc. complete complying with standard specification and as directed by the departmental officers.

Refilling with excavated soil (other than sand) complying with sand complying with standard specification for filling in cut open the Bund etc.., complete complying with standard specification and as directed by the departmental officers.

Earth work excavation deploying earth moving machinery for desilting channel having width of more than 10m and forming bund on either side and depositing the earth on banks including jungle clearance etc. complete and as Directed by the Departmental officers.

Earth work deploying earth moving machinery for desilting channel and forming bund on either side and depositing the earth on banks including jungle clearance etc. complete and as Directed by the Departmental officers. (Width upto 3.00 m)

Fabricating, Supplying and erection of Screw gearing steel shutters of size above 2.00 m and upto 3.00m width consist of skin plate made out of 10mm 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 ISMC at an interval not more than 0.60m and provided with 10mm thick mild steel gusset plateof 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 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 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 specification and as directed by the departmental officers.

Supplying and fixing of Side rubber seal - Z type with Mild Steel Flat plate throughout the length of Rubber seal and fitted with the existing structure by means of Mild Steel Washers, Nuts and Bolts including dismantling the old corroded bolts by cutting, removing old flats and hardened or damaged old rubber seals beam, then conveying, loading and unloading and stacking to section store, etc.., complete complying with standard specification and as directed by the departmental officers.

Fabricating, Supplying and erection of Screw gearing steel shutters of size above upto 1.00 m width consist shutters 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 equipment. Erecting the new shutter and the shuttering arrangements in the vent in proper position by using necessary hoisting equipment. 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 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 complying with standard specification and as directed by the departmental officers.

Fabricating, supplying and fixing of 50mm 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 specification and as directed by the departmental officers.

Supplying and fixing of Head Set Assembly Light duty with hexagonal nut (Approximate 50 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 including dismantling the existing damaged 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 specification and as directed by the departmental officers.

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 complying with standard specification and as directed by the departmental officers.

GST at 18%

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