Consistent Parameters Procedures for the Visual Nighttime Inspection Method
This module of the Retroreflectivity for Sign Inspectors Course is for any inspector using Visual Nighttime Inspection with the Consistent Parameters Procedure. It shows how to prepare for and properly conduct a nighttime inspection using this procedure and explains how the procedure ties to the minimum retroreflectivity levels in Table 2A-3 of the MUTCD. The module also covers documentation of the inspection. An inspector must be at least 60 years old to use this procedure. R101 and S101 are prerequisites for this module.
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