Guidelines for Cost-Effective Safety Treatments of Roadside Ditches (2021)

Chapter: CHAPTER 3. SURVEY OF STATES

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Previous Chapter: CHAPTER 2. RESEARCH APPROACH
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Suggested Citation: "CHAPTER 3. SURVEY OF STATES." National Academies of Sciences, Engineering, and Medicine. 2021. Guidelines for Cost-Effective Safety Treatments of Roadside Ditches. Washington, DC: The National Academies Press. doi: 10.17226/26127.
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Suggested Citation: "CHAPTER 3. SURVEY OF STATES." National Academies of Sciences, Engineering, and Medicine. 2021. Guidelines for Cost-Effective Safety Treatments of Roadside Ditches. Washington, DC: The National Academies Press. doi: 10.17226/26127.
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Suggested Citation: "CHAPTER 3. SURVEY OF STATES." National Academies of Sciences, Engineering, and Medicine. 2021. Guidelines for Cost-Effective Safety Treatments of Roadside Ditches. Washington, DC: The National Academies Press. doi: 10.17226/26127.
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Suggested Citation: "CHAPTER 3. SURVEY OF STATES." National Academies of Sciences, Engineering, and Medicine. 2021. Guidelines for Cost-Effective Safety Treatments of Roadside Ditches. Washington, DC: The National Academies Press. doi: 10.17226/26127.
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Suggested Citation: "CHAPTER 3. SURVEY OF STATES." National Academies of Sciences, Engineering, and Medicine. 2021. Guidelines for Cost-Effective Safety Treatments of Roadside Ditches. Washington, DC: The National Academies Press. doi: 10.17226/26127.
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Suggested Citation: "CHAPTER 3. SURVEY OF STATES." National Academies of Sciences, Engineering, and Medicine. 2021. Guidelines for Cost-Effective Safety Treatments of Roadside Ditches. Washington, DC: The National Academies Press. doi: 10.17226/26127.
Save
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Page 56 Bookmark
Suggested Citation: "CHAPTER 3. SURVEY OF STATES." National Academies of Sciences, Engineering, and Medicine. 2021. Guidelines for Cost-Effective Safety Treatments of Roadside Ditches. Washington, DC: The National Academies Press. doi: 10.17226/26127.
Save
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Page 56
Page 57 Bookmark
Suggested Citation: "CHAPTER 3. SURVEY OF STATES." National Academies of Sciences, Engineering, and Medicine. 2021. Guidelines for Cost-Effective Safety Treatments of Roadside Ditches. Washington, DC: The National Academies Press. doi: 10.17226/26127.
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Next Chapter: CHAPTER 4. ANALYSIS OF EXISTING CRASH DATA
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