REPAIRS AND REPLACEMENT OF SECURITY FENCING AND OTHER CONNECTED WORKS AT AFS TEZPUR

Amount

Demolition of brickwork or stone/boulder masonry, built in cement mortar or cement lime mortar including all quoins, arches, pillars,etc, but excluding ashlar facings, dressed stonework and precast concrete articles complete all as directed.

Dismantling stone slabs and tiles of any description or thickness in floors, aprons etc. laid dry or laid dry and pointed,complete all as directed.

Dismantlingchain link fencing wire mesh,any type,complete all as directed.

Dismantling Galvanished mild steel two strand barbed wire from existing mild steel or RCC fencing post complete all as specified.

Dismantling posts or struts (wood, steel or R.C.C.) any section,embedded in concrete,masonry,brickwork etc.,including taking out embedded portion and making good disturbed ground,complete all as directed.

Dismantling galvanised steel concertina coil 600/750/900/1050 mm dia. having 50-53 turns and approximate weight 8.50-15.00 Kg stretched to cover a distance of 5-7 running meter from existing mild steel fencing posts,complete all as directed.

Site clearance in soft/loose soil,complete all as specified and directed.

Materials and Labour for plain cement concrete (1:4:8) Type D-2 using 40 mm graded aggregate,in foundations, filling and mass concrete, complete all as specified and directed.

Materials and Labour for plain cement concrete (1:2:4) type B1 using 20 mm graded aggregate in lintels up to 1.5m clear span, cills, steps; seismic and other similar bands, plinth courses, string courses, lacing courses, parapets and railings up to 60 cm in height, copings, kneelers, apex stones, bed plates, kerbs, water troughs and the like including weathering, slightly rounded or chamfered angles and throating, as directed including necessary from work complete all as specified and directed.

Supply only integral water proofing compound all as specified.

Materials and Labour for brick work with Sub Class ‘B’ bricks straight or curved on plan exceeding 6M mean radius built in cement mortar (1:6), complete all as specified and directed.

Materials and Labour for mild steel works,hand rails, half round or other stock section or core for wooden hand-rail straight portion,drilled and countersunk for balusters running bars, for doors, balusters, nosing to steps including embeding in concrete and screwing etc. wind ties for roof including securing bolts;posts and struts in fencing including cutting tops to shape as directed, drilling holes,notching for wire, etc.; flat iron fillets (for securing wire mesh etc.) including all necessary drilling, bolting or riveting, etc.,and similar work conforming to Fe-290 Gde E-165, complete all as specified and directed.

Supply & Fix for mild steel framed work such as grills, gratings, etc., with ends of bars shouldered and/or riveted, or forged into spikes; framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework of water tanks and similar work conforming to Fe 290, Grade E-165 complete all as specified and directed.

Materials and Labour for, rolled mild steel Fe 410-W (Gde-E 250) Quality 'A', in joist, channel, angle, or tee sections,fixed independently, without connecting plates, etc. (cut to ordinary lengths i.e. within 20mm of the length indicated) including dismantling existing wrought iron or mild steel work of any description not otherwise provided for,complete all as specified and directed.

Supply and Fix, mild steel screw bolts (machine made), with hexagonal or square heads at one end and screwed the other, or screwed both ends, each screwed end to be fitted with washers and one hexagonal or square nut, diameter of shank 11 to 15 mm, length of bolt exc.5 cm but n.exc.10 cm long, complete all as specified and directed.

Supply and Fix, mild steel round bars,Gde-I,IS 432(Part-I), 10 mm dia.,cut to length, bend to shape required including cranking, bending, hooking ends and securing to fencing post as in stiffners to GI Chain Link fencing, complete all as specified and directed.

Supply & fix rolled mild steel as in joist,channel,angle or tee section, fixed indepently without connecting base plate etc as in fencing post, strut in replacement of existing RCC fencing post/MS fencing post bend to shape, holes drilled/notches cut out to receive MS bolts and barbed wire, embeded to concrete including tarring to steel work embeded to concrete complete all as specified and directed.

Supply and Fix,cast iron work grade FG 150, unmachined, in brackets, gully traps,gratings, railing, frames,manhole covers, fire and soot doors, dampers, stop valve boxes, gate stops,parts of ranges, balusters and similar articles not exceeding 5 Kg each,complete all as specified and directed.

Supply Only,3.15 mm dia galvanised mild steel plain wire, chain link fencing 50 mm x 50 mm/100 mm x 100 mm mesh, including binding wire/ line wire etc , complete all as specified.

Supply & fix ,barbed wire, galvanised, 2 strand, steel barbed wire 2.24mm dia barbed with 2mm dia barbs at 75mm spacings and straining bolts and fixing to MS nibs in pre cast RCC fencing post or angle iron post, struts, etc including, securing or tying at crossings with and galvanised mild steel wire, complete all as specified and directed.

Supply & fix , galvanised steel concertina coil 1050 mm dia. having 50-53 turns and approximate weight 15 Kg ± 5% and suitable to be stretched to cover a distance of 5-7 running meter, Central core wire : made from high tensile spring steel core wire confirming to IS-4454 duly hot dipped galvanished (confirming to IS- 2629) with diameter 2.59 mm±5% , UTS 145-160 kg/Sqmm, Zinc coating 250-300 gms/Sqm and bituminished dipped, width of barbs 11 mm ± 5% pitch of barbs 24 mm ± 0.5 mm , Clips AISI 304-1.5 mm thick C and U clips 'C' special type for fixing coil and RBT wire, 'U' clips special type for jointing one coil to another coil and RBT wire to RBT wire jointing, 125 clips for each coil, Handles and spikes to be provided complete all as specified.

Fixing Only,chain link fencing including line wires, any mesh, size and type to any type of standards, rails, straining bolts,etc.including provision of binding wire,complete all as specified and directed. Note:- Supply of chain link fencing and wire will be measured and paid seperately.

Taking down carefully existing steel gates of any description exc 5 sq. m and n exc 7 sq. m each, carrying out repairs by realignment of existing members, replacement of damaged members and components by welding with new mild steel members,components and cast iron articles etc., including refixing in the original position after repairs,complete all as specified and directed. Notes:- (i) Mild steel members,components and cast iron articles will be measured and paid seperately under respective items in this BOQ. (ii) The quoted rate shall be inclusive of the rate for resecuring or easing and adjusting.

Materials and Labour for 100 mm thick plain cement concrete (1:4:8) type D2 using 40 mm graded aggregate as in sub base in floor/paving/ hardstanding etc.,complete all as specified and directed.

Materials and Labour for 100 mm thick plain cement concrete (1:2:4) type B2 using 40 mm graded aggregate as in sub base in floor/paving/ hardstanding etc.,complete all as specified and directed.

Supply and Laying,machine pressed precast concrete interlocking paver block with grey cement and pigment,any shape and size confirming to IS 15658-2006 of 60 mm thickness, M-35 Grade,complete all as specified and directed.

Materials and Labour for,chequered cement concrete tiles with grey cement and no pigments,20cm x 20cm x 25mm thick,set, jointed and pointed in neat cement slurry in floors over and including 15 mm thick screed bed or bedding layer of cement mortar (1:6),complete all as specified and directed.

Materials and Labour for, glazed ceramic exterior wall tiles, 7.5 - 9 mm thick (square/rectangular) area of each tile exceeding 0.06 Sq M but not exceeding 0.18 Sq M,conforming to IS 15622,on vertical surface of wall such as dados, skirting etc, set and jointed in neat cement slurry and pointed in white or colour cement to match over and including 10 mm thick screed bed or bedding layer of cement mortar (1:4),complete all as specified and directed. MAKE:- (Johnson ‘Elevation Tiles’/ Kajaria ‘Digistone’/ Regency 'Lamina')

Materials and Labour for rendering 15 mm thick, cement plaster, in cement mortar (1:4) mixed with water proofing compound as per manufactures instructions on fair faces of brick work or concrete surfaces finish even and smooth without using extra cement complete all as specified and as directed. Note: - (Water proofing compound will be measured and paid separately)

Material and Labour for preparing newly plastered wall and applying two coats of cement based paint,on wall, complete all as specified and directed.

Material and Labour for applying two coat of synthetic enamel paint (ordinary tint) on new or previously untreated steel and iron surface of any description,exceeding 10 cm in width or girth, not otherwise described, including preparation of surfaces complete all as specified and directed.

Material and Labour for applying one coats of synthetic enamel paint on old painted steel and iron surface of any description,over 10 cm in width or girth, complete all as specified and directed.

Material and Labour for applying two coats of synthetic enamel paint (ordinary tint) over a coat of red oxide zinc chrome primer on new or previously untreated steel and iron surface of any description,n.exc 10cm in width or girth when unconnected with other painting or when painted in a different tint, including preparation of surfaces complete all as specified and directed.

Material and Labour for preparation of plastered and unplastered surfaces of walls after rubbing and cleaning of existing surface with wire brushes and applying two (2) coats of exterior emulsion paint (weather coat) over a coat of primer in dual pattern up to ground level , any shade or colour as approved complete all as specified and directed.

Material and Labour for sand cushoning under interlocking tiles complete all as specified and directed.

Hardcore of guage exc 63mm but n exc. 100 mm, deposited,spread and levelled in layers n exc. 15 cm thick, watered and rolled/rammed to a true surface

M/S R.B. Construction

M/S A K MITRA