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The 5 “E” Approach to SafetyA conceptual look…
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Larry Hagen, P.E., PTOE
The Three E’s of Safety
Engineering
Enforcement
Education
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The Three E’s of Safety
Engineering
Enforcement
Education
EMS
Four
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The Three E’s of Safety
Engineering
Enforcement
Education
EMS
?
Four
Five
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Engineering
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Engineering
Warning SignsPurpose:
to call attention to unexpected conditions and to situations that might not be readily apparent to road users
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Engineering
Speed feedback sign in school zone
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Engineering
Brite Stick supplementing sign post
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Engineering
Signal Ahead signs with solar‐powered flashers9
Engineering
QwickKurb
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Engineering
Audible / vibratory markings to reduce crossover or run‐off‐road crashes
3‐11
Engineering
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Engineering
Before After
High‐Emphasis Pedestrian Crossings
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Engineering
High‐Emphasis Pedestrian Crossings
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Engineering
Approximately 25% of fatal crashes occur along horizontal curves
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Engineering
Delineation – Markings – Signing – Superelevation
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Engineering
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Engineering
County Road recently resurfaced.Edge drop-off resulted in 3 Fatalities.
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Engineering
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Engineering
Nebraska Avenue
(before)
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Engineering
Nebraska Avenue
(after)
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Engineering
Nebraska Avenue
(after)
Bus bays
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Engineering
Nebraska Avenue (after) – Bike Lanes
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Engineering
Nebraska Avenue
(after)
Mid‐blockpedcrossing
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Engineering
Nebraska Avenue
(after)
Pedestrian signal upgrades
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Engineering
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Engineering
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Engineering
Remove
DelineateShield
Warn Relocate
Reduce Impact
Run‐Off‐Road Crashes
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Engineering
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Engineering
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Engineering
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Engineering
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Engineering
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Engineering
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Engineering
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Engineering
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Engineering
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Engineering
Must be enforceable
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Enforcement
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Enforcement
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Enforcement
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Enforcement
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Enforcement
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Enforcement
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Enforcement
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Education
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Education
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Education
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Education
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You can’t fix stupid…
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Education
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Education
CarFit
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car‐fit.org
EMS
Usually not much of a preventative role
Exception ‐ Education
Usually reactive rather than proactive
Make crashes more survivable The “Golden Hour”
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The Five E’s of Safety
Engineering
Enforcement
Education
EMS
?
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The Five E’s of Safety
EMS
Education
Enforcement
EngineeringEveryone Else
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The Five E’s of Safety
Engineering
Enforcement
Education
EMS
Everyone else
56
Why is this important…
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Why is this important…
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Why is this important…
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Why is this important…
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Why is this important…
61
Why is this important…
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The Five E’s of Safety
EMS
Education
Enforcement
EngineeringEveryone Else
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