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A protected left turn can be implemented at signalized <br />intersections (with existing left turns pockets) that currently <br />have a permissive left-turn or no left-turn protection. Providing <br />protected left-turn phases for signalized intersections removes <br />the need for the drivers to navigate through gaps in oncoming/ <br />opposing through vehicles. <br />Cost $$ <br />LRSM ID S06/S07 <br />SIGNALS <br />Manage Conflicts <br />in Time <br />SAFE SYSTEM HIERARCHY <br />Remove Severe <br />Conflicts <br />Protected Left Turns <br />Tier 1 Tier 2 Tier 3 Tier 4 <br />Other Reference Information <br />Currently the CMF Clearinghouse does not include specific studies; however, permitting right- <br />turns-on-red shows an increase in ped/vehicle crashes. Additional information is available <br />at the FHWA Pedestrian Safety Guide and Countermeasure Selection System. http:// <br />www.pedbikesafe.org/PEDSAFE/countermeasures_detail.cfm?CM_NUM=49 <br />Prohibiting right-turn-on-red movements should be considered <br />at skewed intersections, or where exclusive pedestrian “WALK” <br />phases, Leading Pedestrian Intervals (LPIs), sight distance issues, <br />or high pedestrian volumes are present. Can help prevent <br />crashes between vehicles turning right on red from one street <br />and through vehicles on the cross street, and crashes involving <br />pedestrians. <br />Cost $ <br />Low Cost / Quick Build alternative available <br /> <br />SIGNALS <br />Manage Conflicts <br />in Time <br />SAFE SYSTEM HIERARCHY <br />Remove Severe <br />Conflicts <br />Prohibit Right-Turn-on-Red <br />Tier 1 Tier 2 Tier 3 Tier 4 <br />Protected Left Turns <br />Prohibit Right-Turn-on-Red <br />42 Appendix J: Countermeasures Toolbox | Snoqualmie Pass Comprehensive Safety Plan | Kittitas County