An Implementation Guide for Minimum Retroreflectivity Requirements for Traffic Signs

An Implementation Guide for Minimum Retroreflectivity Requirements for Traffic Signs PDF

Author: Hugh W. McGee

Publisher:

Published: 1998

Total Pages: 64

ISBN-13:

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To assist agencies in developing a cost-effective program for timely replacement of ineffective signs, this document was prepared. Initially the report describes the principles of retroreflectivity, the types of retroreflective materials, and the proposed minimum retroreflectivity guidelines. Then, the report presents the concept of a sign management system, and provides guidance for developing a sign inventory, conducting sign inspections, and maintaining signs. The report concludes with discussing options that State and local agencies can follow for replacing their ineffective signs and offers a minimum and desirable program.

Practices to Manage Traffic Sign Retroreflectivity

Practices to Manage Traffic Sign Retroreflectivity PDF

Author: Jonathan M. Re

Publisher: Transportation Research Board

Published: 2012

Total Pages: 54

ISBN-13: 0309223601

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TRB’s National Cooperative Highway Research Program (NCHRP) Synthesis 431: Practices to Manage Traffic Sign Retroreflectivity includes examples of practices that illustrate how different types of transportation agencies might meet federal retroreflectivity requirements for traffic signs.

Review of Retroreflective Sign Sheeting Materials, Practices and Policies

Review of Retroreflective Sign Sheeting Materials, Practices and Policies PDF

Author: Gerardo W. Flintsch

Publisher:

Published: 1993

Total Pages: 50

ISBN-13:

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Introduction -- Retroreflectivity standards -- Sign sheeting materials survey -- Minimum retroreflectivity requirements -- Summary and recommendations -- References -- Appendix I: Traffic sign sheeting materials survey -- Appendix II: Comparison of standard retroreflectivity requirements.