Name of Work:Repair/ maint of Security Fencing Bldg No AR/DEP/2007/47 (A) of HQ 28 Sect AR at Kakching Garrison (Manipur)
Sl. No.
Item Description
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SCHEDULE‘A’ PART-I (Repair/Maint of Security Fencing)
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Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth up to 30 cm measured at a height of 1 m above ground level and removal of rubbish up to a distance of 50 m outside the periphery of the area cleared.
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Excavating holes more than 0.10 cum & upto 0.5 cum including getting out the excavated soil, then returning the soil as required in layers not exceeding 20cm in depth, including consolidating each deposited layer by ramming, watering etc, disposing of surplus excavated soil, as directed within a lead of 50 m and lift upto 1.5 m.
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Providing and laying in position cement concrete of grade 1:2:4 (1 cement : 2 coarse sand : 4 granded stone aggregate 20mm nominal size)
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Supplying at site Angle iron post & strut of required size includingbottom to be split and bent at right angle in opposite direction for 10cm length and drilling holes upto 10 mm dia. etc. complete.
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Painting with synthetic enamel paint of approved brand andmanufacture to give an even shade :Two or more coats on new work
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Providing and fixing G.I. chain link fabric fencing of required width inmesh size 50x50 mm including strengthening with 2 mm dia wire ornuts, bolts and washers as required complete as per the direction ofEngineer-in-charge. Made of G.I. wire of dia 4 mm
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Fencing with angle iron post placed at required distance embeddedin cement concrete blocks, every 15th post, last but one end postand corner post shall be strutted on both sides and end post on oneside only and provided with horizontal lines and two diagonalsinterwoven with horizontal wires, of barbed wire weighing 9.38 kg per100 m (minimum), between the two posts fitted and fixed with G.I.staples, turn buckles etc. complete. (Cost of posts, struts, earthwork and concrete work to be paid for separately). Payment to bemade per metre cost of total length of barbed wire used. With G.I. barbed wire
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Providing and fixing precoated galvanised iron profile sheets (size,shape and pitch of corrugation as approved by Engineer-in Charge) 0.50 mm (+ 0.05%) total coated thickness with zinc coating 120grms per sqm as per IS : 277, in 240 mpa steel grade, 5-7 micronsepoxy primer on both side of the sheet and polyeter top coat 15-18 microns. sheet should have protective guard film of 25 micronsminimum to avoid scratches during ransporation and should besupplied in single lenth upto 12 metre or as desired by Engineer-in Charge. The sheet shall be fixed using self drilling/self tappingscrews of size (5.5x55mm) with EPDM seal, complete upto anypitch in horizontal/vertical or curved surface, excluding the costofpurlins, rafters and trusses and including cutting to size and shape wherever required.
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