copyright 2005 by ch2m hill, inc. company confidential oregon 126 oregon 126 safety study safety...

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Copyright 2005 by CH2M HILL, Inc. • Company Confidential Oregon 126 Oregon 126 Safety Study Safety Study Lane County Lane County RAC RAC June 22, 2005 June 22, 2005 Prepared for Prepared for ODOT ODOT by by CH2M HILL CH2M HILL

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Page 1: Copyright 2005 by CH2M HILL, Inc. Company Confidential Oregon 126 Oregon 126 Safety Study Safety Study Lane County Lane CountyRAC June 22, 2005 June 22,

Copyright 2005 by CH2M HILL, Inc. • Company Confidential

Oregon Oregon 126 126 Safety Safety StudyStudy Lane Lane CountyCounty

RACRAC June 22, June 22, 20052005

Prepared forPrepared forODOTODOT

bybyCH2M HILLCH2M HILL

Page 2: Copyright 2005 by CH2M HILL, Inc. Company Confidential Oregon 126 Oregon 126 Safety Study Safety Study Lane County Lane CountyRAC June 22, 2005 June 22,

Copyright 2005 by CH2M HILL, Inc. • Company Confidential

OR 126 Study Area

Page 3: Copyright 2005 by CH2M HILL, Inc. Company Confidential Oregon 126 Oregon 126 Safety Study Safety Study Lane County Lane CountyRAC June 22, 2005 June 22,

Copyright 2005 by CH2M HILL, Inc. • Company Confidential

Crash Data SummaryMilepost 0.00-52.70

Page 4: Copyright 2005 by CH2M HILL, Inc. Company Confidential Oregon 126 Oregon 126 Safety Study Safety Study Lane County Lane CountyRAC June 22, 2005 June 22,

Copyright 2005 by CH2M HILL, Inc. • Company Confidential

Crash Occurrences by Day of the Week

Page 5: Copyright 2005 by CH2M HILL, Inc. Company Confidential Oregon 126 Oregon 126 Safety Study Safety Study Lane County Lane CountyRAC June 22, 2005 June 22,

Copyright 2005 by CH2M HILL, Inc. • Company Confidential

Crashes by Time of Day

Page 6: Copyright 2005 by CH2M HILL, Inc. Company Confidential Oregon 126 Oregon 126 Safety Study Safety Study Lane County Lane CountyRAC June 22, 2005 June 22,

Copyright 2005 by CH2M HILL, Inc. • Company Confidential

Age Distribution of Drivers at Fault(5-Year Intervals)

Page 7: Copyright 2005 by CH2M HILL, Inc. Company Confidential Oregon 126 Oregon 126 Safety Study Safety Study Lane County Lane CountyRAC June 22, 2005 June 22,

Copyright 2005 by CH2M HILL, Inc. • Company Confidential

Crashes Per Million VMT by Half-Mile Segment

Page 8: Copyright 2005 by CH2M HILL, Inc. Company Confidential Oregon 126 Oregon 126 Safety Study Safety Study Lane County Lane CountyRAC June 22, 2005 June 22,

Copyright 2005 by CH2M HILL, Inc. • Company Confidential

OR 126 Crash Severity IndicatorHalf-Mile Increments (Adapted From the SPIS Procedure)

Page 9: Copyright 2005 by CH2M HILL, Inc. Company Confidential Oregon 126 Oregon 126 Safety Study Safety Study Lane County Lane CountyRAC June 22, 2005 June 22,

Copyright 2005 by CH2M HILL, Inc. • Company Confidential

Segments for More Study

• 10.00 to 10.99—near Tiernan Rd• 14.00 to 15.99—Mapleton vicinity• 18.00 to 19.99—vicinity of Peterson Tunnel• 35.00 to 35.99—Badger pass area• 38.00 to 38.99—near Booker Creek and Elk Prairie• 41.00 to 41.99—near Noti• 46.00 to 46.99—Veneta vicinity• 49.00 to 49.49—near Fern Ridge Reservoir

Page 10: Copyright 2005 by CH2M HILL, Inc. Company Confidential Oregon 126 Oregon 126 Safety Study Safety Study Lane County Lane CountyRAC June 22, 2005 June 22,

Copyright 2005 by CH2M HILL, Inc. • Company Confidential

Segments for More Study

Page 11: Copyright 2005 by CH2M HILL, Inc. Company Confidential Oregon 126 Oregon 126 Safety Study Safety Study Lane County Lane CountyRAC June 22, 2005 June 22,

Copyright 2005 by CH2M HILL, Inc. • Company Confidential

Interactive Highway Safety Design Model

Tool for evaluating safety and operational performance

Page 12: Copyright 2005 by CH2M HILL, Inc. Company Confidential Oregon 126 Oregon 126 Safety Study Safety Study Lane County Lane CountyRAC June 22, 2005 June 22,

Copyright 2005 by CH2M HILL, Inc. • Company Confidential

IHSDM Crash Prediction ModuleMilepost 18-20Crash Rate by Milepost—Year 2004

Page 13: Copyright 2005 by CH2M HILL, Inc. Company Confidential Oregon 126 Oregon 126 Safety Study Safety Study Lane County Lane CountyRAC June 22, 2005 June 22,

Copyright 2005 by CH2M HILL, Inc. • Company Confidential

IHSDM Crash Prediction ModuleMilepost 18-20Crash Rate by Milepost—Year 2025

Page 14: Copyright 2005 by CH2M HILL, Inc. Company Confidential Oregon 126 Oregon 126 Safety Study Safety Study Lane County Lane CountyRAC June 22, 2005 June 22,

Copyright 2005 by CH2M HILL, Inc. • Company Confidential

IHSDM Crash Prediction ModuleMilepost 48-50Crash Rate by Milepost—Year 2004

Page 15: Copyright 2005 by CH2M HILL, Inc. Company Confidential Oregon 126 Oregon 126 Safety Study Safety Study Lane County Lane CountyRAC June 22, 2005 June 22,

Copyright 2005 by CH2M HILL, Inc. • Company Confidential

IHSDM Crash Prediction ModuleMilepost 48-50Crash Rate by Milepost—Year 2025

Page 16: Copyright 2005 by CH2M HILL, Inc. Company Confidential Oregon 126 Oregon 126 Safety Study Safety Study Lane County Lane CountyRAC June 22, 2005 June 22,

Copyright 2005 by CH2M HILL, Inc. • Company Confidential

IHSDM Crash Prediction ModulePercent Change Crash Rate by Percent Change ADT

Page 17: Copyright 2005 by CH2M HILL, Inc. Company Confidential Oregon 126 Oregon 126 Safety Study Safety Study Lane County Lane CountyRAC June 22, 2005 June 22,

Copyright 2005 by CH2M HILL, Inc. • Company Confidential