| Holgate Infrastructure
& Motorway Services is Ireland's leading
Wire Rope Barrier specialist offering high quality
installations, maintenance and repair service
for wire rope barrier systems along Ireland's
road network.
We provide a range of wire
rope solutions from N2 to H1 containment with
working widths from W4 to W6.
The systems provided have been developed originally
for the Swedish road network by our partners
Blue Systems AB.
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Maintenance & Emergency
Repairs
The Holgate Safence product
range is always identifiable by the blue plastic
caps on the post.
Holgate provides a rapid response for emergency
repairs and maintenance training for County
Councils and Toll consortiums.
|
| Containment
Level |
Vehicle
Impact Test |
| |
Test |
Impact
Speed (km/h) |
Impact Angle (degrees) |
Vehicle
Mass (t) |
Vehicle
Type |
Normal Containment
N1
N2 |
TB 31
TB 32 |
80
110 |
20
20 |
1.5
1.5 |
Car
Car |
Higher Containment
H1
H2
H3 |
TB 42
TB 51
TB 61 |
70
70
80 |
15
15
20 |
10.0
13.0
16.0 |
Rigid HCV
Bus
Rigid HCV |
Very High Containment
H4a
H4b |
TB 71
TB 81 |
65
65 |
20
20 |
30.0
30.0 |
Rigid HCV
Articulated HCV |
| Impact
Severity Level |
Index
Values |
| |
ASI
(Aceleration Severity Index) |
THIV
(Theoretical
Head Impact Velocity) |
PHD
(Post
Head Decleration) |
A
B |
< 1.0
<
1.4 |
< 33 km/h
<
33 km/h |
< 20g
<
20g |
