Christine E. Carrigan, P.E., PhD

Christine E. Carrigan, P.E., PhD

RoadSafe, LLC
PO Box 312
Canton, ME 04221
Mobile: 207-513-6057
Office: 207-513-6057

Dr. Carrigan is a licensed Civil Engineer (serving clients nationally) providing highway, roadside, and traffic safety expert consulting services with particular focus in these areas: run-off-road crashes involving passenger vehicles, heavy trucks, and/or buses; crashes with highway barriers including guardrails, bridge rails, median barrier, cable barrier, and concrete barrier; crashes with terminals, crash cushions, and attenuators; tree/pole crashes; rollovers; highway design and construction, and highway safety.

Areas of Expertise
  • Civil Engineering
  • Professional Engineering
  • Safety
  • Safety Engineering
  • Traffic/Highway Safety
  • Transportation Construction
  • Transportation Engineering

Expert Background
Q: Please list your professional accreditations, degrees, licenses, and certificates granted:
A: I have a PhD in Civil Engineering with a focus on highway and roadside safety. I am a registered professional engineer (PE) in the States of Arizona, Connecticut, Florida, Hawaii, Illinois, Indiana, Maine, Massachusetts, Mississippi, New York, New Mexico, North Carolina, Ohio, South Carolina, Texas, Washington, and West Virginia and I hold an NCEES Model Law record.
Q: Please list your affiliations or memberships in any professional and/or industry organizations:
A: Maine Society of Professional Engineers – Board of Directors (Director, May 2019 – present)
Transportation Research Board -- Subcommittee AKD20(3) In-Service Performance Evaluation (Chair, November 2020 - Present).
Transportation Research Board -- Roadside Safety, Committee AKD20 (Member, April 15, 2019-April 14, 2022).
Transportation Research Board -- Geometric Design, Committee AKD10 (Member, 2012-2021).
Transportation Research Board -- Highway Safety Performance, Committee ANB25 (Friend, 2013 – present).
Q: Please list any teaching or speaking experience you have had, including subject matter:
A: I am routinely invited to speak at highway safety and transportation research events. I have presented my published papers more than 100 times. I have taught classes as an adjunct professor and have developed and provided training to my peers in the area of roadside design and safety. I have been hired by the Federal Highway Administration to develop and teach highway design to the States. My CV has a detailed list.
Q: For what area(s) of expertise have you been retained as an expert?
A: Highway safety, roadside design; median design; barrier warrants; guardrail end treatments; guardrail terminals; impact attenuators; bridge pier crash, cable barrier; concrete barrier; guardrail; work zone crash; highway design and construction; rollover; cross median crash; wrong way crash; tractor trailer crash.


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