Alcape Fencing - Sliding Bar Gates


Sliding Bar Gates

Specification

1. Gate

1.1 FRAME: The top and vertical rails of the frame are manufactured from 60 x 40 x 2mm rectangular section, the bottom rail member 100 x60 x 2.5mm rectangular section.
1.2 BARS: The bars are welded into the frame at 150c/c. For bar diam see below table.
1.3 WHEELS: Cast iron supporting wheels with dust proof roller bearings fitted inside the bottom horizontal member. Two wheels per gate for widths from 4000 to 7000 and four wheels per gate for widths from 8000 to 14000.
1.4 RAZOR COMB: Optional for the 1800 high gates and standard on all the heights from 2000 to 3000 high.

2. Portal Frame

2.1 FRAME: Portal frames are manufactured from 203 x 76 x 19mm lip channel, 2mm thick.
2.2 GUIDE WHEELS: Two nylon wheels are welded into the top of the portal frame to provide stability and ease operation.
2.3 PORTAL BASE: The frame is set in a 600 x 600 x 1000 deep base of 15MPa concrete cast insitu.

3. Track

3.1 The track is manufactured from 15mm diameter, mild steel bar welded to I-beam.
3.2 The track length is approximately twice the total length of the gate.
3.3 TRACK BASE: The track is set in a continuous base of 350 x 250mm thick 15MPa concrete cast insitu.

4. Closing Port

4.1 The closing post is manufactured from 203 x 76 19mm lip channel 2mm thick and set in a 400 x 400 x 600mm 15MPa concrete cast insitu.
5.2 LOCKING DEVICE: Two 80mm x 5mm steel guides are welded to the holding posts which locate the gate in its closed position and provides for the use of a padlock.

5. Finish

All steel components are hot dip galvanised after manufacture to SABS 763 of 1977.

6. Operation

The gate is manually operated but can be motorised and remote controlled on request. See Ornamental gates for motor specification.


Sliding Bar Gates

Type Height Bar Diam Opening Width Total Length of Gate No of Portals
BR 18/40 to 90
BR 20/40 to 90
BR 22/40 to 90
BR 25/40 to 90
BR 30/40 to 90
1800
2000
2250
2500
3000
27
27
27
32
32
4000 to 900
in increments
of 1000mm
(See main picture)
4400 to 9400
in increments
of 1000mm
(See main picture)
1
BR 18/100 to 140
BR 20/100 to 140
BR 22/100 to 140
BR 25/100 to 140
BR 30/100 to 140
1800
2000
2250
2500
3000
27
27
27
32
32
10000 to 14000
in increments
of 100mm
(See main picture)
11400 to 15400
in increments
of 100mm
(See main picture)
2

All measurements in mm


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