REPAIR AND MAINTENENCE OF DAMAGE IBBW FENCE DUE TO FLOOD NEAR BOP SATGRAM FROM PKT NO. 874/14-S TO PKT NO. 963 and PKT NO. 875/4-S TO PKT NO. 1096 (DISTANCE -225 M) IN AOR OF 140 BN BSF (BN HQ RANINAGAR) UNDER SHQ BSF GOPALPUR

Amount

Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete.

Supplying and fixing turn buckles and straining bolts for barbed wire fencing.

Providing and fixing bolts including nuts and washers complete.

Welding by gas or electric plant including transportation of plant at site etc. complete.

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.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:5:10 (1 cement : 5 coarse sand (zone-III) derived from natural sources: 10 graded stone aggregate 40 mm nominal size derived from natural sources).

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:2:4 (1 cement : 2 coarse sand (zone-III) derived from natural sources: 4 graded stone aggregate 20 mm nominal size derived from natural sources).

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. All kinds of soil.

Supplying and filling in plinth with sand under floors, including watering, ramming, consolidating and dressing complete.

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge.Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge.Nominal concrete 1:4:8 or leaner mix (i/c equivalent design mix)

Half brick masonry with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in foundations and plinth in : cement mortar 1:4 (1 cement : 4 coarse sand)

Dismantling barbed wire or flexible wire rope in fencing including making rolls and stacking within 50 metres lead.

Painting with synthetic enamel paint of approved brand and manufacture to give an even shade : Two or more coats on new work

Applying priming coat: With ready mixed pink or Grey primer of approved brand and manufacture on wood work (hard and soft wood)

Removing dry or oil bound distemper, water proofing cement paint and the like by scrapping, sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete.

Providing and Fixing of G.I Barbed wire conforming to Is 278-1978 having weight not less than 108 gm/mtr and not more than 125gm/mtr after painting by dipping twice in four phases with Anti-Crossive bitumestic paint (45 micron AV thickness) to fencing post ,struts and tightening up with G.I .Wire of not less than 16 gauge at every length post with tightening bolt including fixing of split cpltes pins( u-clips). G.I. Staples to posts ( excluding the cost of Barbed wire) as per direction of Engineers -in -charge.

Providing and Fixing of punched tape concertina coil in between bs fencing rows after completely painted with anti crossive bitumestic paint by dipping twice in four phases (45 mm average thickness) i.e no-1 dipping in point for 12 hrs ,no-2 dryed for 36 hrs, no-3 again is dippingin paint for 12 hrs and no-4 dryed for 36 hrs. Cocertina of each coil to be laid in length of 10mtr including tightening the concertina coil and barbed wire with the help of G.I wire 16 gauge (excluding the cost of concertina coil)as per direction of Engineers.-in-charge

Dismantaling of existing concertena coil including of GI wire, taking out spikes from concrete blocks, rooling of coil and stacking of unservicable material within a lead of 50 meter complete as per direction of engineer in charge.

RAJAPATI SINGH

PRONOBESH KR GHOSH

UJJAL KUMAR BISWAS

BISWAJIT BISWAS