Rehabilitation of Maniyavayal Anicut in Maniyavayal village across Agniyar river in Karambakudi Taluk in Pudukkottai District

Amount

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.

Fabricating supplying and fixing of shutter Groove Angle made up of 100x100x10 mm Mild Steel angle for required height including welding of 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 tw0 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 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 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.

Clearing the Julifloora with uprooting destroying them effectively etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

Earth work excavating for foundation in all kinds of soils and sub soils and depositing on bank with an initial lead of 10 metres and initial lift of 2 metres except hard rock requiring blasting to full depth as may be directed inclusive of shoring strutting, baling out water wherever necessary and refilling the sides of foundation with excavated earth etc. complete complying with Standard Specifications and as directed by the Departmental Engineers. (Foundation with Narrow Cutting)

Providing and Placing in position of plain cement concrete M-10 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 layer of not exceeding 15 cm thick, compacting, consolidation finishing, watering, curing etc. complete complying with standard specifications and as directed by the Departmental Engineers.

Supplying erecting and centering for sides and soffits of plain surface such as slab etc, including strutting using MS sheets of size 90cmx60cm MBG 10gauge siffend with welded MS angles of size 25mmx25mmx3mm for boarding laid over silver oak joists of size 10cmx6.50cm and supported by casurina props of 10cm to 13cm dia(spaced at 75cm center to center) etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

Without strutting (upto 2m height)

With strutting (Above B.L upto 3m height)

Providing and laying in position, standardised concrete Mix M-20 Grade in accordance with IS:456-2000 using 20mm down graded hard broken granite stone jelly for all RCC items of works with minimum cement content of 325 kg/m3 and maximum water content ratio of 0.55, including admixture (plasticiser / superplasticiser) in recommended Proportions as per IS:9103 to accelerate, retard setting of concrete, improve workability without improving strength and durability with about (5.0 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 crushed jelly and with about (4.79 cu.m) 7670kg. of sand but excluding cost of reinforcement grill nand fabrication charges, centering and shuttering and also including laying, vibrating with mechanical vibrator, finishing, curing, etc. and providing fixtures like fan clamps in the RCC floor/ roof slab wherever necessary without claiming extra, etc., complete complying with standard specification and as directed by the Departmental Officers. The coarse and fine aggregate to be used should comply with the requirement of IS Standards. (No separate payment will be made by the Department for the excess usage of materials).

Providing and Placing in position of plain cement concrete M-15 grade (Design Mix) using graded hard blue granite broken stone jelly of 20 mm size 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-20 grade (Design Mix) using graded hard blue granite broken stone jelly of 20 mm 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.

Supplying, fabricating & placing in position of ribbed tor steel grills for Reinforcement of RCC works including cost of steel and binding wire and labour charges for decoiling, cutting, bending and tying the grills complete complying with standard specification. Steel and binding wire will be at the contractor's own cost. complete complying with standard specification and as directed by the Departmental Engineers.

Supplying and filling loose boulders of Size more than 300mm and weight more than 40kg in U/S and D/S apron using including conveyance,cost of materials etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

Earthwork deploying earth moving machineries for desilting channel hving a width of more than 10m and forming bund on either side and depositing the earth on banks including jungle clearance etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

GST at 18%

M RAJAGOPAL (BID ID -1173940)