Details for Request 4-231
| Request Type: |
Interpretation |
| Requesting Agency: |
California Public Utilities Commission |
| State: |
CA |
| Date of Request: |
7/21/2001 |
| Topic: |
Size of Backplate on Flashing Light Signals at Grade Crossings |
| Affected Portions of 2009 MUTCD: |
Section 4D.07| Section 8C.02 |
| FHWA Ruling: |
9/10/2001 – 10" background should be used with 8" diameter signals and 12" background should be used with 12" diameter signals. |
| Keywords: |
Light Rail Transit Traffic Control Devices| Railroad Grade Crossings| Traffic Control Signals |
Contact Information:
Documents currently available:
1). Request Letter to FHWA
(
PDF,
HTML)
2). FHWA Response
(
PDF,
HTML)
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