CTRE

Center for Transportation Research and Education

CTRE||Completed

CTRE / Jul 30, 2018

Motorcycle Helmet Use

Provided helmet use summary data (three tables per year) for 2008 to 2012.

Latest News

CTRE / Jul 30, 2026

InTrans students win international Transportation Technology Tournament

CTRE / Jun 29, 2026

SWZDI project develops tool for work zone performance analysis

CTRE / Jun 15, 2026

Iowa Transportation Commission visits InTrans
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