DOT 2018 - 2023 Proposed Highway Improvement Program | Page 31

EVALUATING TRAFFIC DATA: Crash statistics Data Sources: 2016 TCLS Report, Lake County Illinois, 2016 Crash Data, LCDOT Traffic Department Crash Data Analysis TOP CRASH CAUSES: failing to reduce speed [32%] failing to yield [20%] following too closely [9%] improper lane usage [6%] disregarding signals [4%] = 5 year averages CRASHES and CRASH SEVERITY: 5 YEAR AVERAGES 71% 3796 3673 3530 3485 3704 3994 4236 Of 4027 crashes total in 2016, 1749 AVERAGE CRASHES PER YEAR were rear end collisions 2011-2015 500 1000 Property damage only IN 2016, CRASHES INVOLVED: 36% 4 pm 3286 942 8 0 3055 931 8 2006-2010 2744 952 8 2007-2011 2504 974 7 2008-2012 2544 978 8 2009-2013 2662 1004 8 2010-2014 2741 1046 10 CRASHES: WHEN AND WHERE 9 am 29 17 2012-2016 of crashes occurred between 9am and 4pm 1500 2000 Crash with injury 2500 3000 Fatality ROUNDABOUTS improve safety in part by reducing the severity of collisions. The data below compares crash statistics from three locations before and after roundabouts were installed: REDUCTION IN CRASHES WITH INJURIES 2007–2010 vs 2013–2016 pedestrians bicyclists 91% Hunt Club & Millburn Hunt Club & Wadsworth of crashes occurred at an intersection 3500 Riverwoods & Everett 60% 50% 100% 2018 - 2023 Proposed Highway Improvement Program • 23