Construction of New Deisgn Fence Modular Fence at STC BSF CCPur Manipur L-25 mtr including 01 No Gate

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, for all lift, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m..All kinds of soil.

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 :1:2:4 (1 cement : 2 coarse sand (zone-III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources)

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)

Centering and shuttering including strutting, propping etc. and removal of form work for : Foundations, footings, bases of columns, etc. for mass concrete.

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 as 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 (±1%), thickness 3.6 mm (±10%) medium grade and having weight 6.42 kg / metre (±8%) with Hot dip galvanised coating of minimum 360 GSM as per IS 2629/IS/ASTM A123 / IS 4736 and thermoplast powder coating of minimum 300 microns of specified colour,(RAL 6005) total length of post 3.40 mtr provided at 2.50 mtr center to center using 10 mm dia and 300 mm long G.I. anchor rod tied (weight 0.2 kg (±8%) with the post at the bottem with G.I. wire of dia 1.4 mm including 700 mm embeded in cement concrete block of required size as per drawing and as directed by Engineer-in-Charge (CC block concrete will be paid seperately).

Providing and Fixing Straining Y-arms, for supporting concertina coil having weight 5.11 Kg (±8%) each as per specified drawing , made up of MS angle 50 x 50 x 5 mm, one arm length 510 mm, welding as mention as drawing, with Hot dip galvanised coating of minimum 360 GSM as per IS 2629/IS 4759/ASTM A123 and thermoplast powder coating of minimum 300 microns of specified 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 metre of size , shape and fixing arrangement of caps with two numbers S.S. mushroom head bolts with breakable head safety nuts (M 8X120 ) to be provided as per attached drawings ) made of 3 mm thick 63 mm OD 100 mm long pipe welded to 76 mm dia 5 mm thick plate and with Hot dip galvanised coating of minimum 360 GSM as per IS 2629/IS 4759/ASTM A123 and thermoplast powder coating of minimum 300 microns of specified colour.

Providing and Fixing intermediate Y-arms for supporting concertina coil as per specified drawing , made up of MS angle 50x50x5 mm as per IS 1852 one arm length 510 mm, welded as mention in drawing with 120 degreee of angle of Y, with a support steel strip of 25mm x 5 mm (galvanised as per IS 4759), with Hot dip galvanised coating of minimum 360 GSM as per IS 2629/IS 4759/ASTM A123 and thermoplast powder coating of minimum 300 microns of specified colour (RAL 6005) fitted to CHS posts with proper sleeve caps of 2 mm thick MS Plate (cap of 83 mm outer dia, 79 mm inner dia. Intermediate Y arms will be provided at every post except the posts with straining arm, 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 and thermoplast powder coating of minimum 300 microns of specified colour . Weight of Y arm shall be 3.70 Kg (±8%) each.

Providing and Fixing High security weld mesh panel, wire mesh panel size 2667x955mm , weight 24.3 kg (±5%) of each panel having Mesh wire diameter 4.00 mm (± 0.05 mm), Mesh size 76.2mm (± 3.0 mm) x 12.7 mm (± 2.0 mm) (W x H) (tolarance of ±2 mm) with zinc coating on wire 40-50 GSM & minimum 300 microns of thermoplast powder coating of specified colour, 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) including fixing with 7 nos. 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 8X35/50 )and washers for fixing the mesh to the CHS post and fixing of mesh panels with each other at overlap location with IP Binder of size 160mmx25mmx3.00mm with two slots pre galvnized 360 GSM and thermostatic powder coating of 300 micron all complete as per attached drawings, as per manufacture specifications and as directed by Engineer in charge. (Cost of providing and fixing of OMEGA clamp with profile plates and nut / bolts / washer etc. shall be paid seperatly) measurement shall be done for finished item of work.

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 and thermoplast powder coating of minimum 300 microns of specified colour (RAL 6005) using two numbers SS-316 mushroom head bolts with breakable head safty nuts (M 8X80 mm ) as per IS 8535-1987 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 SS-316 Tear Blade profile ( 3 nos fixed to each arm of Straining & intermediate Y-arms using accessories as per manufacture's specifications) having SS Tear (TBBT) blade(SS 316) of length of 30 mm, thickness 0.45 mm (±0.02 mm) width 16 mm (±0.05 mm), C/ C distance of blades as 50 mm & core wire diameter 3.50 mm (±0.05 mm) having tensile strength of 1400-1500 N per Sq.mm. ( length of each wire will be measured for payment)

Providing and Fixing punched type Razor wire coil of dia 850 mm (± 50 mm) and dia of wire not less than 3.50 mm (± 0.05 mm) of SS-316 comfirming to IS-6911/1992.having 56 loops of coil when not stretched with SS Tear (TBBT) blade(SS 316) of length of 30 mm, thickness 0.45 mm (±0.02 mm) width 16 mm (±0.05 mm), C/ C distance of blades as 50 mm . The weight of razor coil should not be less than 20.01 kg (± 5 %) per coil. The razor wire coil to be fixed with hog ring of SS-316 dia 3 mm using minimum (8000 nos. per Km.) (weight of Hog Ring shall be 0.005 Kg (±8%) each).tied to angle iron, all complete as per direction of Engineer-in-charge. Stretchable length of coil is 10 mtr and tensile strength of wire varies from 1400-1500 N/Sqmm.

Providing and fixing security gate with 2 no. gate post MS rectangular hollow section 150*150 mm (± 1%) thickness 6 mm (± 10%) duly hot deep galavenized with minimum 360 GSM coating and subsiquently powder coating 300 micron. The gate frame with top and bottom frame and that of gate brace of MS hollow section of 80*80 mm (± 1%) thickness 3.2 mm (± 10%) for supporting coil are to be provided and all the MS section to be coated with hot deep galvanized with minimum 360 GSM coating and duly thermoplast powder coating of minimum thickness of 300 micron after fabrication of gate. The weld mesh panel with mesh size 76.2 mm (± 3mm) x 12.7 mm (± 2mm) (WxH) of wire dia 4 mm (± 0.05mm) to be provided in the panel size of 5230*2550 mm. The mesh wire galavenized with a coating of 360 GSM and susiquently thermoplastic powder coating after fabricaion with the minimum coating thickness of 300 micron. The concertina coil 850 mm dia having 56 loops of 3.5 mm core wire stretchable in the length of 10 mtr to be provided on the top of gate with the SS (316) clips including providing of top and bottom hinges for gate, hinges for wicket gate, sliding door bolt for main gate and for wicket gate as per drawing and as per manufactures specifications and as per the direction of engineer-in-charge.

Add GST difference Multification factor (0.0633) on DSR Items (Srl no-01to 05 i.e. on (Rs. 1,01,300/-) = Rs.6,412/-

Using multiplying GST correction factor @ 0.973 on DSR item No.01 to 05 i.e.Rs.1,07,712/- = Rs.1,04,804/-(Deduct Difference between DSR item before and after using multiplying factor = 107712-104804=2908.00)

Add cost index @ 84 % on DSR Items (Srl no-01to 05 i.e. on (Rs. 1,04,804/-) = Rs.88,035/-

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