Trinity Highway MATT, Инструкция по сборке

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TrinityHighway.com
February 2022
MATT™ Routine Inspection Checklist
(File with Maintenance Records)
Performed by:
Date:
Location:
Trinity Highway recommends the state/specifying agency develop and administer their own
end terminal inspection program, based on location of unit, volume of traffic and impact
history.
IMPORTANT:
The
MATT™
and all of its components shall be inspected for
damage after every impact . Repair using only Trinity Highway parts that are
specified for use within this
MATT™
Product Description Assembly Manual.
If no end terminal inspection program exists, Trinity Highway recommends visual drive-by
inspections at least once every month and walk-up inspections every six (6) months. These
inspections shall, at a minimum, consist of:
Visual Drive-By Inspections
(Recommended Frequency: Monthly)
□
Check for damage caused by vehicle impacts.
□
Check for damage caused by impacts from snowplow, mowing or roadway operations.
□
Check for misalignment.
□
Check for missing system components.
□
Check for vandalism.
□
Check for damage caused by adverse weather conditions (i.e. erosion, weight of snow, UV).
□
Check that the anchor cable appears taut.
Walk-Up Inspections (Recommended Frequency: Every Six (6) Months)
Walk-Up Inspections include ALL Visual Drive-By Inspection items (listed above) as well as
the items listed below.
□
Ensure required traffic control is in place to conduct walk-up inspection.
□
Clear and dispose of any debris or trash found on the
MATT™
site, which may interfere
with the performance of the
MATT™
.
□
Check that fasteners are fully tightened. See Step 16 for torqued nut locations. All
other locations are to be tightened to a snug position with a minimum of two (2) bolt
threads protruding beyond the nut.
□
Check for erosion to the site grading around the system.
□
Ensure that the
MATT™
Anchor Cable is taut and the Bearing Plate is properly positioned.
□
Ensure the
MATT™
Panels are lapped correctly to allow them to telescope.
If any of the above items are identified during the inspection process, swift action shall be taken
to correct and repair the
MATT™
to working condition as outlined in the
MATT™
Product
Description Assembly Manual, latest edition.