Abstract

This research details a field study of LED traffic signals in Missouri and develops a replacement schedule based on key findings. Rates of degradation were statistically analyzed using Analysis of Variance (ANOVA). Results of this research will provide a methodology for engineering managers in state departments of transportation and local communities in identifying best practices and replacement standards for LED traffic signal technology.

Department(s)

Engineering Management and Systems Engineering

Keywords and Phrases

LED Traffic Indications; Useful Life; Statistical Analysis; Replacement Plan

Report Number

OR11.015

Document Type

Report - Technical

Document Version

Final Version

File Type

text

Language(s)

English

Rights

© 2011 Missouri University of Science and Technology, All rights reserved.

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