Proposed Guidelines for Fixed Objects in the Roadside Design Guide (2022)

Chapter: Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles

Previous Chapter: Chapter 6. Application of the RAP Model for Predicting Tree- and Utility-Pole-Related Crashes
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 73
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 74
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 75
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 76
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 77
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 78
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 79
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 80
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 81
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 82
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 83
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 84
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 85
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 86
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 87
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 88
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 89
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 90
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 91
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 92
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 93
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 94
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 95
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 96
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 97
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 98
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 99
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 100
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 101
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 102
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 103
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 104
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 105
Suggested Citation: "Chapter 7. Modified RAP Model for Predicting Crashes Involving Collisions with Trees and Utility Poles." National Academies of Sciences, Engineering, and Medicine. 2022. Proposed Guidelines for Fixed Objects in the Roadside Design Guide. Washington, DC: The National Academies Press. doi: 10.17226/26776.
Page 106
Next Chapter: Chapter 8. Development of Design Guidance for Mitigating Collisions with Trees and Utility Poles
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