Rehabilitation of Balakrishnampatty Anicut and Supply channel outlet of Ayyar river in Balakrishnampatty village of Thuraiyur Taluk in Trichy District

Amount

Cleaning scrub jungle etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

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

Dismantling, clearing away and carefully stacking materials useful for re-use for any thickness of walls Dismantling plain Cement concrete etc., complete complying with standard specifications and as directed by the Departmental Engineers.

Dismantling, clearing away and carefully stacking materials useful for re-use for any thickness of walls Dismantling RCC concrete etc., complete complying with standard specifications and as directed by the Departmental Engineers.

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 machineries and tippers including benching, formation of bunds, breaking clods, sectioning etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

Earth work excavation deploying earth moving machineries for desilting channel having a width of 3 - 10m and forming bund on either side and depositing the earth on banks including jungle clearance etc complete complying with standard specification and as directed by the departmental Engineer

Earth work excavation for foundation in all soils and sub - soils except hard rock requiring blasting but including bailing out water wherever necessary and refilling the sides of foundation with excavated earth and depositing the surplus earth in places shown by the departmental officers with initial lead and lift etc. complete complying with Standard Specifications and as directed by the Departmental Engineers. (Narrow Excavation)

Providing and placing in position of Plain Cement Concrete M10 grade using graded hard blue granite broken stone jelly of 40 mm size with M.Sand mixing with mixer machine including the cost of bailing wherever necessary laying the concrete in layers of not exceeding 15cm thick compacting, consolidation finishing, watering, curing etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

Providing and placing in position of Plain Cement Concrete M.15 graded (Design Mix) using graded hard blue granite broken stone jelly of 20mm and down graded size with M.Sand mixing with mixer machine including the cost of bailing wherever necessary laying the concrete and compacting, consolidation finishing, watering, curing etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

Providing and Placing in Position of Plain Cement Concrete M.15 grade (Design Mix) using graded hard blue granite broken stone jelly of 40mm and down graded (60% of 40mm and 40% of 20mm) size with M.Sand mixing with mixer machine including the cost of bailing wherever necessary laying the concrete and compacting, consolidation finishing, watering, curing etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

Providing and laying in position, Standard Concrete Mix M.20 grade in accordance with IS.456-2000 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement content of 325kg/m3 and maximum water cement ratio of 0.55 including admixture (Plasticiser / Superplasticiser) in recommended proportions as per IS-9103 to accelerate, retard setting of concrete, improve workablility without impairing strength and durability with about (5.0 cu.m) 7730kg. of 20mm machine crushed stone jelly and with about (3.3cu.m) 7670 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 departmental for the excess usage of materials)

Providing and placing in position of Plain Cement Concrete M20 using 20mm hard blue granite broken stone jelly in layers of not exceeding 15cm thick including cost of materials, conveyance, curing, finishing and vibrating charges etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

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 etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

Without strutting

With strutting

Supplying fabricating and placing in position of mild steel or Ribbed tor steel for steel grills for all R C C works including cost of steel and binding wire and labour charges for decoiling cutting, bending and tying the grills etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

Plastering with C.M 1:3 ( One cement and Three p.Sand) using 20mm thick etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

Fabricating, Supplying and fixing of Top Beam made up of 150x75mm (ISMB 150) 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 12mm Mild Steel plate of size 0.30x0.15m, 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 coat 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 complying with Standard Specifications and as directed by the Departmental Engineers.

Fabricating, 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 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 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 Engineers.

Fabricating, 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 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 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 Engineers.

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 Engineers.

Fabricating supplying and fixing of shutter Groove Angle made up of 65x65x6 mm Mild Steel angle for required height including welding of hold fast of size 25x25x6mm Mild Steel angle 2 Nos. on each 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 Engineers.

Fabricating, supplying and erection of Screw Gearing Steel Shutters of size up to 1.00 m width consist of Skin plate made out of 8mm thick Mild Steel plates and horizontally stiffened with 65x65x6 mm Mild Steel Angle at an interval not more that 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 positing 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 material, consumables, labours, power charges, conveyance charges, charges for all equipments required conveying the dismantled material 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 Engineers.

Fabricating, supplying and erection of Screw Gearing Steel Shutters of size above to 1.00 m and upto 2.00m width consist of Skin plate made out of 8mm thick Mild Steel plates and horizontally stiffened with 100x50 mm Mild Steel channel at an interval not more that 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 positing 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 material, consumables, labours, power charges, conveyance charges, charges for all equipments required conveying the dismantled material 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 Engineers.

GST at 18%

K PADMANABHAN (BID ID -1173466)