Border Security Force Tender

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. All kinds of soil

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 ready mixed or site batched design mix cement concrete for plain cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, Portland Pozzolana/Ordinary Portland /Portland Slag cement, admixtures in recommended proportions as per IS:9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; including pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering and finishing as per direction of the engineer-in-charge; for the following grades of concrete. Note: Extra cement up to 10% of the minimum specified cement content in design mix shall be payable separately. In case the cement content in design mix is more than 110% of the minimum specified cement content, the contractor shall have discretion to either re-design the mix or bear the cost of extra cement. All works upto plinth level :Concrete of M10 grade with minimum cement content of 220 kg /cum

Providing and laying in position ready mixed or site batched design mix cement concrete for plain cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, Portland Pozzolana/Ordinary Portland /Portland Slag cement, admixtures in recommended proportions as per IS:9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; including pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering and finishing as per direction of the engineer-in-charge; for the following grades of concrete. Note: Extra cement up to 10% of the minimum specified cement content in design mix shall be payable separately. In case the cement content in design mix is more than 110% of the minimum specified cement content, the contractor shall have discretion to either re-design the mix or bear the cost of extra cement. All works upto plinth level :Concrete of M15 grade with minimum cement content of 240 kg /cum

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, ifnishing and reinforcement- All work up to plinth level : 1:1.5:3 (1 cement: 1.5 coarse sand (zone-III) derived from natural sources: 3 graded stone aggregate 20 mm nominal size derived from natural sources).

Centering and shuttering including strutting, propping etc. and removal of form for Walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc.

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level. Thermo-Mechanically Treated bars of grade Fe-500D or more

Add for using extra cement in the items of design mix over and above the specified cement content therein.

Providing and fixing glass strips in joints of terrazo/ cement concrete floors. 40 mm wide and 4 mm thick

6 mm cement plaster of mix : 1:3 (1 cement : 3 fine sand)

Supplying and stacking at site. Good earth

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)

Dismantling steel work in single sections including dismembering and stacking within 50 metres lead in: Channels, angles, tees and flats

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

Add for revised GST @18% in place of 12% ie 6.33% on item no 1 to 17

Add Cost Index @ 60% on DSR @ 2021 FROM SRL NO 01 TO 18 Rs

Dismantling punched tape concertina coil in fencing including making rolls and stacking within 50 metres lead.

Box cutting of cross section of 2.0m X 0.2m in the consolidated embankment for lying CC pavement and utilising the excavated earth in the embankment construction under item No. 1.1 for all leads and lifts complete as per direction of Engineer-in-Charge.

Providing & Fixing High Security 3.06m (2.70 m high CHS post above ground + 0.36 m high Y arms on post) high 358 weld mesh fencing as per specified drawing complete as per direction of Engineer-in-Charge consisting of following items : Providing and Fixing Circular Hollow Section (CHS) post having external dia of 76.10 mm, thickness 3.60 mm and having minimum weight 6.44 kg / meter with Hot dip galvanised coating of minimum 360 GSM as per IS 2629/IS 4759/ASTM A123 / IS 4736 and thermoplast powder coating of minimum 200 microns of colour RAL 6005, total length of post 3.40 m provided at 2.5 m center to center using 10 mm dia and 300 mm long M.S. anchor rod tied with the post at the bottem with wire including 700 mm embeded in cement concrete block of required size as per drawing.( CC block concrete will be paid seperately).

Providing and Fixing Straining Y-arms, for supporting concertina coil, as per specified drawing , made up of MS angle 50 x 50 x 5 mm, one arm length 510 mm, welding as mentioned in drawing, with Hot dip galvanised coating of minimum 360 GSM as per IS 2629/IS 4759/ASTM A123 / IS 4736 and thermoplast powder coating of minimum 200 microns of colour RAL 6005 fitted to CHS posts with proper sleeve caps ( cap of 63 mm outer dia for straining Y arms being provided at every 30 meter of size , shape and fixing arrangement of caps with two numbers S.S. mushroom head bolts with breakable head safety nuts (M 8X120 ) and 6 sets of eye bolts (M 8 x 100 mm) to be provided as per attached drawings ) made of 3mm thick 63mm OD 100mm long pipe welded to 76mm dia 4mm thick plate and with Hot dip galvanised coating of minimum 360 GSM as per IS 2629/IS 4759/ASTM A123 / IS 4736 and thermoplast powder coating of minimum 200 microns of colour RAL 6005 .

Providing and Fixing intermediate Y-arms for supporting concertina coil as per specified drawing, made of MS angle 40x40x4 mm, one arm length 510 mm, welding as mentioned in drawing, with Hot dip galvanised coating of minimum 360 GSM as per IS 2629/IS 4759/ASTM A123 / IS 4736 and thermoplast powder coating of minimum 200 microns of colour RAL 6005 fitted to CHS posts with proper sleeve caps ( cap of 83 mm outer dia, 79 mm inner dia for intermediate Y arms being provided at every 2.5 meter of size , shape and fixing arrangement of caps with two numbers S.S. mushroom head bolts with breakable head safty nuts (M 8X120 ) to be provided as per attached drawings ) made of 2mm thick plate and with Hot dip galvanised coating of minimum 360 GSM as per IS 2629/IS 4759/ASTM A123 / IS 4736 and thermoplast powder coating of minimum 200 microns of colour RAL 6005 .

Providing and Fixing High security weld mesh panel, wire mesh panel of size 2667x950 mm , weight 9.59 kg/ sqm having Mesh wire diameter 4.00 mm (+/- 0.05 mm), Mesh size 12.7 x 76.20 mm with zinc coating on wire @ 40-50 GSM & minimum 120 microns of powder coating (Dual coated) of colour RAL 6005, produced by electrical resistance galvaniszed wires and subsequently powder coated that are reinforced by means V - shapes in horizontal direction of the panel of size, as shown in the drawing, including overlapping of panel ( 75 mm over lap in horizontal direction and 167 mm overlap in vertical directions) inluding fixing with 7 OMEGA clamps of size180mmx35mm x3mm and profile plates of size of 180 mm x50.20mm x2.75 mm using two numbers SS mushroom head bolts with breakable head safty nuts (M 8X50 )and washers for fixing the mesh to the CHS post all complete as per attached drawings, as per manufacture specifications and as directed by Enginner in charge. (Cost of providing and fixing OMEGA clamp, profile plates, all nut / bolts / washer etc. shall be paid seperatly). Note : For measurement purpose, normal overlapping of weld mesh panel at CHS post is inclusive upto 167 mm on both sides. However extra area measurement over and above the elevational area shall be permitted for the overlapping beyond 167 mm and upto 334 mm on both sides at the cross drainage locations. For overlapping more than 334 mm, contractor shall have to arrange customized size panel.

Providing and Fixing OMEGA clamp of size180mmx35mm x3mm and profile plates of size of 180 mm x50.20mm x2.75 mm of shapes as per manufacture specifications and attached drawings made with M.S. plate/flat and Hot dip galvanised coating of minimum 360 GSM as per IS 2629/IS 4759/ASTM A123 / IS 4736 and thermoplast powder coating of minimum 200 microns of colour RAL 6005 using two numbers SS mushroom head bolts with breakable head safty nuts (M 8X50 )and washers for fixing the mesh to the CHS post all complete as per attached drawings, as per manufacture specifications and as directed by Enginner in charge.

Providing and Fixing 6 nos Razor wire of Tear Blade profile ( 3 nos fixed to each arm of Straining & intermediate Y-arms using accessories as per manufacture's specifications) having galvanised of length of 30 mm, thickness 0.45 mm, C/ C distance of blades as 50 mm & core wire diameter 3.50 mm duly galvanised to maximun 270 gsm and having tension strength of 1400-1500 N per Sq.mm.

Providing & fixing punched tape concertina coil of dia 850mm with 56 loops , weight 20.08 kg / coil , strechable for 10 meter on top of Y-arm of the fence and with razor wire by Hog ring and atleast 5 steel clips per loop with Tear blade profile having Galvanised blade of length of 30 mm, thickness 0.45 mm, C/ C distance of blades as 50 mm with core wire diameter 3.5 mm galvanised to 275 gsm, fixed to existing post with the help of proper fixing accessories as direction by Engineer in charge.

Providing and Fixing IP Binder 160x25x3 mm thick with M8x35 mm long Mushroom head bolt & Security nut with washer of shapes as per manufacture specifications and attached drawings made with M.S. plate/flat and Hot dip galvanised coating of minimum 360 GSM as per IS 2629/IS 4759/ASTM A123 / IS 4736 and thermoplast powder coating of minimum 200 microns of colour RAL 6005 using two numbers SS mushroom head bolts with breakable head safty nuts (M 8X35 ) and washers with all necessary fittings for fixing the intermediate mesh panel in-between CHS post all complete as per attached drawings, as per manufacture specifications and as directed by Enginner in charge.