The Cost of Crashes vs.
The Cost of Congestion
Eric Tang, P.E., Cambridge Systematics
Stop Speeding Summit
November 19, 20...
Cost of Congestion in the New York
Metropolitan Area
$8.0 Billion (2007)
Question...
Do you believe that the Cost of Congestion is greater than the
Cost of Crashes?
2
Geographic Definitions
3
Traffic Fatalities and Injuries in the
New York Metropolitan Area
In 2007:
– Over 1,000 fatalities in New York metro area
...
FHWA Crash Costs Estimation
Comprehensive crash costs
based on:
– Medically-related costs
– Emergency medical services
– P...
Value of Fatalities and Injuries
Based on FHWA guidance document on comprehensive cost
of crashes
6
Severity of Crash 2007...
$1 to $5 billion
Cost of Crashes in the New York
Metropolitan Area
$5 to $10 billion
$10 to $15 billion
$15 to $20 billion...
Cost of Crashes in the New York
Metropolitan Area
$20.2 Billion (2007)
Unreported Crashes
Crash data is as good as the
agencies charged with producing
the data
Property Damage Only (PDO)
crash ...
10
Comparison To Other Cities
(2005 data)
Examples Congestion Crashes
 L.A: $9.3 billion $10.6 billion
 New York: $7.4 b...
11
Comparison To Other Cities
(2005 data)
Examples Congestion Crashes
 Rochester: $64 million $1.0 billion
 Albany: $86 ...
12
Ratio of Costs (2005 data)
Ratio Crash Cost/Congestion Cost
 NYC: 2.44
 Albany: 9.46
 Buffalo: 9.74
 Rochester: 15....
Conclusions
The cost of crashes is 2.5 times more than the cost of
congestion (2005 data)
Congestion: $67.6 billion
Crashe...
Thank You!
Eric Tang
o Cambridge Systematics, Inc.
o (510) 873-8700
o etang@camsys.com
Visit us at www.camsys.com
Engage w...
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Stop Speeding AAA Safety Data Analysis Presentation - Slides Eric Tang

  1. 1. The Cost of Crashes vs. The Cost of Congestion Eric Tang, P.E., Cambridge Systematics Stop Speeding Summit November 19, 2010
  2. 2. Cost of Congestion in the New York Metropolitan Area $8.0 Billion (2007)
  3. 3. Question... Do you believe that the Cost of Congestion is greater than the Cost of Crashes? 2
  4. 4. Geographic Definitions 3
  5. 5. Traffic Fatalities and Injuries in the New York Metropolitan Area In 2007: – Over 1,000 fatalities in New York metro area • 273 in New York City proper – 200,000 injuries in New York metro area – Comparison: • 41,000 fatalities nationwide • 2.5 million injuries nationwide
  6. 6. FHWA Crash Costs Estimation Comprehensive crash costs based on: – Medically-related costs – Emergency medical services – Property damage – Lost productivity – Monetized Quality-Adjusted Life Years (QALYs)
  7. 7. Value of Fatalities and Injuries Based on FHWA guidance document on comprehensive cost of crashes 6 Severity of Crash 2007 dollars Fatality $5,800,000 Injury $72,000
  8. 8. $1 to $5 billion Cost of Crashes in the New York Metropolitan Area $5 to $10 billion $10 to $15 billion $15 to $20 billion Over $20 billion
  9. 9. Cost of Crashes in the New York Metropolitan Area $20.2 Billion (2007)
  10. 10. Unreported Crashes Crash data is as good as the agencies charged with producing the data Property Damage Only (PDO) crash numbers may not reflect the actual number of PDO crashes due to threshold reporting for the state 9
  11. 11. 10 Comparison To Other Cities (2005 data) Examples Congestion Crashes  L.A: $9.3 billion $10.6 billion  New York: $7.4 billion $18.0 billion  Chicago: $4.0 billion $8.4 billion  Miami: $2.7 billion $7.8 billion  D.C: $2.3 billion $5.1 billion
  12. 12. 11 Comparison To Other Cities (2005 data) Examples Congestion Crashes  Rochester: $64 million $1.0 billion  Albany: $86 million $825 million  Buffalo: $112 million $1.1 billion  Hartford: $166 million $1.3 billion  Bridgeport: $280 million $955 million  New Haven: $104 million $1.1 billion
  13. 13. 12 Ratio of Costs (2005 data) Ratio Crash Cost/Congestion Cost  NYC: 2.44  Albany: 9.46  Buffalo: 9.74  Rochester: 15.85
  14. 14. Conclusions The cost of crashes is 2.5 times more than the cost of congestion (2005 data) Congestion: $67.6 billion Crashes: $166.7 billion You can develop your own Cost of Crashes analysis for any geographical area and educate the public Speed not only kills – it also costs…
  15. 15. Thank You! Eric Tang o Cambridge Systematics, Inc. o (510) 873-8700 o etang@camsys.com Visit us at www.camsys.com Engage with us on Twitter @ Camsys Ask us questions @ http://facebook.com/Camsys

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