Work Zone Speed Management (2015) / Chapter Skim
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Pages 58-66
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From page 58... ...
58 chapter seven AUTOMATED WORK ZONE SPEED ENFORCEMENT INTRODUCTION Automated speed enforcement (ASE) is also known as photo speed enforcement, photo radar speed enforcement, speed photo enforcement, or simply speed cameras.
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59 In work zones there are additional constraints on traditional enforcement techniques, which sometimes render active enforcement infeasible: • Physical space to park the police vehicle while waiting for violators may be limited. • Acceleration distance may be insufficient for the police vehicle to enter the traffic stream safely after a violator has been detected.
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60 WORK ZONE AUTOMATED ENFORCEMENT IN THE UNITED STATES Illinois, Maryland, Oregon, and Washington State currently use automated work zone speed enforcement. Case Examples 3, 4, and 5 elaborate on the use of ASE in each of the states and summarize findings about effectiveness.
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61 Confirm requirements for camera equipment and servicing to Enforcement Authority Guidance for the use of TASCAR to reinforce temporary speed limits on Motorways and Trunk Roads Are roadworks Major Works? Is planned duration of Major Works TM 20 days or more Are Enforcement Authority, HA and Designer content that TASCAR is not to be used?
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62 Case Example 3: Automated Speed Enforcement in Illinois In 2006, Illinois became the first U.S. state to implement ASE in work zones.
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63 warning system (if installed) to warn the workers in the work area of an arriving speeding vehicle.
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64 show that ASE is very effective in improving speed limit compliance in work zones. References: (Benekohal et al.
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65 assessed against the driver's license. As of July 2011, Maryland had seven ASE units that rotate through a series of work zones.
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66 tion. The registered owner of the vehicle receives a $137 citation within 14 days of the violation.
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