Traffic Control System Operations

Traffic Control System Operations

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Table 8-16 LED Variable Message Sign Preventive Maintenance Checklist Minimum Recommended Interval Months ... X - Check HVAC and controls X - Replace any failed bulbs/disks/LEDs As required VMS Components W-g Check andanbsp;...

Title:Traffic Control System Operations
Author:James M. Giblin, Walter H. Kraft
Publisher:Inst of Transportation Engrs - 2000-01-01


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