TrinityHighway.com
1
Part Number: 628155
©2021 Trinity Highway Products, LLC
February 2022
MATT™
MEDIAN ATTENUATING TREND
®
TERMINAL
The
Median Attenuating TREND
®
Terminal (“MATT™”)
has been tested to the American Association of State
and Highway Transportation Officials (“AASHTO”) Manual for Assessing Safety Hardware, 2
nd
Edition (2016), with 2020
Errata (“MASH”) criteria, as a Test Level 3 (“TL-3”) device.
Product Description
Assembly Manual
15601 Dallas Parkway
Suite 525
Addison, Texas 75001
WARNING:
The local highway agency, distributors, owners, and contractors are
RESPONSIBLE
for the assembly, maintenance, and repair of the MATT™. Failure to
fulfill these
RESPONSIBILITIES
with respect to the assembly, maintenance, and repair
of the MATT™ could result in serious injury or death.
IMPORTANT:
These instructions are for standard assembly specified by the appropriate
highway agency
.
In the event the specified system assembly, maintenance, or repair would
require a deviation from standard assembly parameters, contact a Trinity Highway Products,
LLC (“Trinity Highway”) representative. This system has been submitted for Federal-aid
reimbursement eligibility to the Federal Highway Administration (“FHWA”) for use on the
National Highway System (“NHS”) under strict criteria utilized by that agenc
y.
This manual must be available to the worker overseeing and/or assembling the product at all times. For
additional copies, contact Trinity Highway at (888) 356-2363 or visit
TrinityHighway.com/Products.
The instructions, illustrations, and specifications are based on the latest
MATT™
information available to Trinity
Highway at publication. We reserve the right to make changes at any time. Please visit
TrinityHighway.com/product-category/end terminals
to confirm the latest revision.
Summary of Contents for MATT
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