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HIGHWAYGUARD.COM
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Revision 1.0
–
03/19
© 2019 Highway Care Limited. All Rights Reserved.
Page 18 / 23
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Permanent Applications
For permanent applications the following conditions apply;
•
M24 threaded bar with resin is recommended for anchoring.
•
After initial installation it is recommended that the site is revisited after 1 month for
inspection. After this it is recommended a thorough inspection is carried out every 5 years.
Appendix
Frequently Asked Questions
1) What type of equipment is required to install
HighwayGuard™
?
Suitable lifting equipment such as a Franna crane with hook lifting chains, marking and drilling
equipment (e.g. Hilti or compressed air rock drill), magnetic socket. Please refer to the tools and lifting
equipment section.
2) What ground conditions are required to install
BG800™
?
HighwayGuard™
has been tested installed on asphalt pavement that is 150mm asphalt concrete over a
granular subbase.
Alternative ground conditions may be acceptable but could require different anchor solutions.
3) What can
HighwayGuard™
attach to?
There is a tested transition to Highway Care
BG800™
.
4) Does
HighwayGuard™
require anchoring?
HighwayGuard™
is an anchored system and must always be anchored as a minimum with 6 anchors at
the start and end of the barrier run if not connecting into
BG800™
(when connecting to
BG800™
refer
to drawing HG-70-03 for anchor arrangement).
Intermediate anchoring may also be required and the frequency for the LDS system is every 12m.
5) On average, how long does it take to install
HighwayGuard™
?
Depending on the application and circumstances at the site, experience of the workforce, equipment
available, pre-assemble taken place, once the ground conditions are suitable installation of a trailer with
twelve 12m assemblies can be completed in under 20 minutes.
6) What testing has
HighwayGuard™
been approved to?
HighwayGuard™
has been tested to the American standard MASH at TL-3. Please see the testing section
for further details.
7) Can
HighwayGuard™
be installed in any temperature/humidity environment?
HighwayGuard™
can be installed in the majority of environments. Large temperature swings may make
it desirable to use the slotted anchor points to allow barrier movement.
8) What maintenance does
HighwayGuard™
require?
HighwayGuard™
is a low maintenance barrier system that requires minimal maintenance. See the
maintenance and permanent applications section of this manual for further details.