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⚠️ Este contenido ha sido traducido automáticamente. El texto original en inglés es la versión oficial. La traducción puede contener errores.
Findings and Recommendations 13 findings
F1
The City's ARLE system was established to reduce accidents.
Related Recommendations (2)
R6
City monitors and evaluates the ARLE system for its benefits in reducing accidents and after the release of this report publishes its
R7
City continues the ARLE program if it clearly and substantially demonstrates that the program economically reduces accidents.
F2
A disproportionate number of the City's citations are issued for failure to stop on right turns.
No recommendations for this finding
F3
Accidents rarely occur on right turn movements.
Related Recommendations (1)
R5
City immediately limits, after the release of this report, future applications of ARLE systems to turning movements that have a clear history of poor safety and excessive accidents.
F4
More severe and frequent accidents occur due to drivers failing to stop when traveling straight through intersections.
No recommendations for this finding
F5
The SH 29/12/121 ARLE signal falls under Caltrans' jurisdiction; the City has no authority to set signal timing at this intersection.
No recommendations for this finding
F6
The SH 29/12/121 ARLE system was not studied by a licensed engineer in accordance with Caltrans' Policy Directive 09-03 prior to the installation of the ARLE system.
Related Recommendations (1)
R2
City prepare a traffic engineering study at SH 29/12/121 in accordance with Caltrans' Policy Directive 09-03, after the release of this report, to determine if alternative countermeasures or intersection improvements would address driver behavior patterns as an alternative to ARLE.
F7
The yellow light change interval timing has an effect on the number of citations issued on ARLE intersections.
No recommendations for this finding
F8
CVC Section 21455.7 (b) specifically references approach speed as the criteria for setting minimum yellow light interval times.
No recommendations for this finding
F9
Caltrans did not use approach speeds to set the SH 29/12/121 right turn yellow light change interval time.
Related Recommendations (4)
R1
City immediately issue a moratorium on ARLE right turn citations at the SH 29/12/121 intersection until such time as the legal requirements for yellow light interval times are firmly established and in place.
R3
NPD review and evaluate all SH 29/12/121 ARLE right turn citations, after the release of this report, and determine if a citation would have occurred under the most current enforcement practices.
R4
City issue refunds, after the release of this report, to drivers cited for right turn violations at SH 29/12/121 who would not have been cited if the current enforcement practices were in place.
R8
City issues a letter to drivers, after the release of this report, specifying that the moving violation has been rescinded for those drivers cited for right turn violations at SH 29/12/121 who would not have been cited if the current enforcement practices were in place.
F10
The City and Caltrans recognized deficiencies at the SH 29/12/121 ARLE system.
No recommendations for this finding
F11
The City made enforcement changes in an attempt to correct these deficiencies at the SH 29/12/121 ARLE system.
No recommendations for this finding
F12
Caltrans made adjustments to signal timing in an attempt to correct these deficiencies at the SH 29/12/121 ARLE system.
No recommendations for this finding
F13
Drivers were cited for illegal right turns at SH 29/12/121 prior to the recognition of deficiencies in the yellow light interval timing and prior to the adjustments of enforcement practices.
No recommendations for this finding
Additional Recommendations 2
These recommendations are not explicitly linked to specific findings.
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R09-03EFFECTIVE DATE: DATE ISSUED: ROBERT COPP, DIVISION CHIEF (Signature) 06/15/09 06/15/09 DISTRIBUTION SLABJECT: Use of Automated Red Light Enforcement Systems on All District Directors the State Highway System. All Deputy District Directors - Traffic Operations All Deputy District Directors - Maintenance All Deputy District Directors - Construction All Deputy District Directors - Design All Deputy District Directors - Transportation Planning Chief, Division of Engineering Services Chief Counsel, Legal Division Publications (California MUTCD Website) www.dot.ca.gov/hq/traffops/signtech/mutcdsupp/ca mutcd.htm Headquarters Division Chiefs for: IF YES, DESCRIBE DOES THIS DIRECTIVE AFFECT OR SUPERSEDE
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R15-10Dismissed/Acquitted 33 293 Convicted Cases filed 6-4-09 to 9- #6 Number of non-Photo Red Light trials heard since implementation 97
* This report's PDF did not contain easily extractable text and required Optical Character Recognition (OCR) for analysis. There may be minor errors in the extracted findings and recommendations due to OCR limitations with scanned documents.