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Extreme Weather Vulnerability Assessment

Final Report January 2016

ADOT

Also available as Adobe PDF. (8.6 MB)

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Form Approved OMB No. 0704-0188

Technical Report Documentation Page

1. AGENCY USE ONLY

2. REPORT DATE

January 2015

3. REPORT TYPE AND DATES

Final Report

4. TITLE AND SUBTITLE

Extreme Weather Vulnerability Assessment

5. PROJECT ID NUMBER

6. AUTHOR(S)

Thor Anderson, Charles Beck, Kris Gade, Steven Olmsted

7. PERFORMING ORGANIZATION NAME(S) AND ADDRESS(ES)

Cambridge Systematics

38 East 32nd Street, 7th Floor

New York, NY 10016

8.PERFORMING ORGANIZATION REPORT NUMBER

9. SPONSORING/MONITORING AGENCY NAME(S) AND ADDRESS(ES)

Arizona Department of Transportation

206 S. 17th Avenue, Phoenix, AZ 85007

Federal Highway Administration

1200 New Jersey Ave, SE, Washington, DC 20590

10. SPONSORING/MONITORING
AGENCY REPORT NUMBER

11. SUPPLEMENTARY NOTES

12a. DISTRIBUTION/AVAILABILITY STATEMENT
This document is available to the public on the FHWA website at www.fhwa.dot.gov/environment/climate/adaptation/2015pilots/

12b. DISTRIBUTION CODE

13. ABSTRACT (Maximum 200 words)

This study, as part of the Federal Highway Administration (FHWA) Climate Change Resilience Pilot program, assessed the vulnerability of ADOT-managed transportation infrastructure to Arizona-specific extreme weather. ADOT elected to focus on the Interstate corridor connecting Nogales, Tucson, Phoenix, and Flagstaff (I‑19, I‑10, and I‑17). This corridor includes a variety of urban areas, landscapes, biotic communities and climate zones, which present a range of weather conditions applicable to much of Arizona. The project team examined climate-related stressors including Extreme Heat, Freeze-Thaw, Extreme Precipitation, and Wildfire, considering the potential change in these risk factors as the century progresses. This assessment qualitatively addresses the complex, often uncertain interactions between climate and extreme weather, land cover types, and transportation facilities-with an ultimate focus on potential risks to infrastructure by District.

14. SUBJECT TERMS climate change, adaptation

15. NUMBER OF PAGES

16. ACCOUNTING DATA

17. SECURITY CLASSIFICATION OF REPORT

Unclassified

18. SECURITY CLASSIFICATION OF THIS PAGE

Unclassified

19. SECURITY CLASSIFICATION OF ABSTRACT

Unclassified

20. LIMITATION OF ABSTRACT

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Updated: 3/22/2016
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