Alcape Fencing - Security System S


System S
A.   Y-section Plain (SY)
B.   Y-section Overhang (SY)
C.   Single Overhang
D.   Double Overhang
E.   Straight Extension
F.   Plain
Security System S
Security System S
B. C. D. E.
Type Mesh Height Total Height Incl o/h No. Line Wires Int. Post Length Excl o/h Int Post Dia. Str Post Length Excl o/h Str. Post Dia. Stay Dia.
C.G. SC 15 1500 1950 4 2100 48 2100 76 48
C.G. SC 18 1800 2250 4 2400 48 2400 76 48
C.G. SC 20 2000 2450 5 2600 48 2600 100 48
C.G. SC 24 2400 2850 5 3000 48 3000 100 48
C.G. SC 30 3000 3450 6 3600 48 3600 100 60

All measurements in mm.


Specification

1. Straining Posts

1.1 POSTS: 100mm diameter x 2mm wall thickness or 76mm a 2mm thick. (Refer to above table for relationship between post diameter and fence height). The post is predrilled to accommodate line wires, barbed wires and stay bolts. Steel caps are welded to the tops of the posts. Various configurations are available as detailed.
1.2 STAYS: 60mm diameter a 2mm wall thickness or 48mm x 2mm thick. (Refer to above table for relationship between stay diameter and fence height). The steel tube is flattened, curved and predrilled for stay bolt to accommodate the 45 fixing angle. Stays are secured to the post at 1/3 of the mesh height from the top.
1.3 SPACING: Straining posts are spaced at maximum 90 metre centres.

2. Intermediate Posts (Standards)

1.1 TUBULAR POST: 60mm diameter x 2mm wall thickness or 48mm x 2mm thick (Refer to above table for relationship between post diameter and fence height). The steel caps are welded to the top of the posts. Various configurations are available as detailed opposite.
1.2 Y-SECTION ALTERNATIVE: Iscor Y-section standards can be used as an alternative to tubular steel standards. Where required 450 x 225 x 6mm thick steel overhangs are welded to the top of the standards forming the security apron as detailed above.
1.2 SPACING: Intermediate posts are spaced at a maximum of 3.5 metre centres.

3. Finish

All tubular steel components are hot dip galvanised after manufacture to SABS 763 of 1977. and remain unpainted. Y-section standards are generally pre-painted but can be painted or hot dip galvanised.

4. Concrete Bases

3.1 STRAINING POSTS   450 x 450 x 600mm deep.
3.2 STAYS:   400 x 600 x 400mm deep.
3.3 INTERMEDIATE POSTS:   300 x 300 x 400mm deep.(excluding Y-sections)
(Planted in hole 600mm deep)

5. Choice of Mesh Cover

Chainlink (Diamond) Mesh or Welded Mesh specifications are available.

6. Barbed Wire

Three strands of barbed wire are fixed with tie wire to the extension arms.

7. Gates

Standard Alcape Fencing security gates, bar gates and ornamental gates can be included in this system. Refer to the various applicable specification leaflets under Security Gates and Bar Gates of this catalogue.

9. Barbed Tape Concertina

See Barbed Tape Concertina.

10. Flat Wrap

See Flat Wrap.

Type Y-Sections Mesh Height Total Height Incl o/h Y-Std Length
C.G. SC 15 1500 1950 2000
C.G. SC 18 1800 2250 2450
C.G. SC 24 2400 2850 3050

All measurements in mm.


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