CTRE

Center for Transportation Research and Education

RESEARCH / CTRE

Improving pavement markings

CTRE is supporting the Iowa DOT Pavement Marking Task Force in achieving better pavement markings statewide.

RESEARCH / CTRE

Guidance for better use of rumble strips

New research will better help transportation officials determine when to install rumble strips on narrow pavements.

News
FEATURED

CTRE / Apr 04, 2025

InTrans educator workshops earn state recognition

FEATURED

InTrans / Jan 04, 2023

BEC concludes two FHWA projects

FEATURED

InTrans / Nov 29, 2022

2022 Traffic and Safety Forum touts Safe System approach

More Headlines

InTrans / Jul 11, 2025

InTrans researchers featured in ITE Journal

InTrans / Jul 10, 2025

MnDOT study assesses No Right Turn on Red sign types

InTrans / Apr 02, 2025

CTRE researchers find NCHRP success
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Recent Research
FEATURED

CTRE / Jul 09, 2025

Impact of Pavement Friction on Traffic Safety, Phase 1: Pavement Friction Evaluation

CTRE / May 15, 2025

HIRTA Transit Task Force Development and Facilitation

CTRE / Apr 16, 2025

Best Practices for One-Way to Two-Way Urban Street Conversions

CTRE / Apr 16, 2025

Development of CMFs for Traffic Signal Installation at High-Speed Intersections
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About CTRE

CTRE performs transportation-related research, outreach, and educational activities in four major areas: safety, asset management, operations, and planning.

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Upcoming Events
Aug 25
Aug 28

CTRE

15th National Conference on Transportation Asset Management
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