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Traffic Controller Testing
A full suite of tests are performed on each traffic controller assembly
submitted to confirm quality and that the equipment meets the
requirements of the WSDOT Specification.
WSDOT test methods used for testing (Materials
Manual):
Traffic Controller Supplier QC Program
WSDOT requires an approved Supplier QC program (Standard
Specification 9-29.13) to be eligible to supply Traffic-Actuated
Controllers to State Construction Projects. In addition, the State
purchase contract also requires an approved QC program. The
current suppliers with approved QC programs are listed on the Qualified
Products List.
Raised Lane Marker Testing
Accelerated Weather Testing
Sign Sheeting Testing
Electrical Conductor Testing
For more information regarding electrical testing
of construction materials please contact:
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