5
Revision D November 2022
Limitations and Warnings
Valtir, in compliance with NCHRP Report 350, contracts with FHWA approved testing facilities to
perform crash tests, evaluation of tests, and submit results to the FHWA for review.
The QuadGuard
®
HS system has been deemed eligible for reimbursement by FHWA as meeting
the requirements and guidelines of NCHRP Report 350 TL-3 Plus with an increase speed from
62 mph [100 km/h] to 70 mph [113 km/h]. These tests typically evaluate product performance by
conducting testing pursuant to parameters set forth in NCHRP Report 350 and accepted by
FHWA which include a range of vehicles from lightweight cars (approx. 1800 lb. [820kg]) to full
size pickup trucks (approx. 4400 lb. [2000 kg]) as specified by the FHWA. A product can be
certified for multiple Test Levels. The QuadGuard
®
HS is certified to the Test Level(s) as shown
below:
Test Level 3 Plus: 70 mph [113 km/h]
These FHWA directed tests are not intended to represent the performance of systems
when impacted by every vehicle type or every impact condition existing on the roadway.
This system is tested only to the test matrix criteria of NCHRP Report 350 as approved by
FHWA.
Valtir expressly disclaims any warranty or liability for injury or damage to persons or property
resulting from any impact, collision or harmful contact with products, other vehicles, or nearby
hazards or objects by any vehicle, object or person, whether or not the products were assembled
in consultation with Valtir or by third parties.
The QuadGuard
®
HS is intended to be assembled, delineated, and maintained within specific
state and federal guidelines. It is important for the highway authority specifying the use of a
highway product to select the most appropriate product configuration for its site specifications.
The customer should be careful to properly select, assemble, and maintain the product. Careful
evaluation of the site lay out, vehicle population type; speed, traffic direction, and visibility are
some of the elements that require evaluation in the selection of a highway product. For example,
curbs could cause an untested effect on an impacting vehicle.
After an impact occurs, the debris from the impact should be removed from the area immediately
and the specified highway product should be evaluated and restored to its original specified
condition or replaced as the highway authority determines as soon as possible.
Warning:
Do not assemble, maintain, or repair the QuadGuard
®
HS until you
have read this manual thoroughly and completely understand it. Ensure that all
Danger, Warning, Caution, and Important statements within the manual are
completely followed. Please call Valtir at (888) 323-6374 if you do not understand
these instructions.
Warning:
Ensure that all of the QuadGuard
®
HS Danger, Warning, Caution, and
Important statements within the QuadGuard
®
HS manual are completely followed.
Failure to follow this warning could result in serious injury or death in the event of
a collision.
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