CTRE is an Iowa State University center, administered by the Institute for Transportation.

Address: 2711 S. Loop Drive, Suite 4700, Ames, IA 50010-8664

Phone: 515-294-8103
FAX: 515-294-0467

Website: www.ctre.iastate.edu/

Iowa State University--Becoming the Best

Bridge Rails and Approach Railing for Low-Volume Roads in Iowa (TR-592)

Researcher(s)

Principal investigators:

Co-principal investigators:

Project status

Completed

Start date: 08/01/08
End date: 07/31/09

Publications

Report: Bridge Rails and Approach Railing for Low-Volume Roads in Iowa (TR-592) (24.1 mb pdf) March 2010

Tech transfer summary: Bridge Rail and Approach Railing for Low-Volume Roads In Iowa (342 kb pdf) Mar 2010

Sponsor(s)/partner(s)

Sponsor(s):

About the research

Abstract: Provide guidance to county engineers for replacement or upgrading bridge and bridge approach guard railing by --Determining the criteria and guidelines used by other states for bridge and approach guardrail implementation for low and very low-volume roads. --Performing benefit/cost analysis for using bridge and approach guardrails based on traffic levels and road classifications. --Investigating the use of non-standard and innovative bridge and approach guardrails for low-volume roads.