Research In Progress: Measuring the Impact of Increasing Load Weights on Bridge Life, TR-831, 2024

(2024) Research In Progress: Measuring the Impact of Increasing Load Weights on Bridge Life, TR-831, 2024. Transportation, Department of

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Abstract

The current legislative and legal environment is trending towards increasing the legal loads that cross Iowa bridges. it is commonly believed that increasing legal loads will negatively impact (i.e., reduce) bridge service life. However, there is no documented procedure to determine the exact relationship between an increase in load and a reduction in life. This project will develop a methodology for determining general and site-specific impact of increasing legal loads on bridge service life.

Item Type: Departmental Report
Keywords: Highway bridges; Load limits; Methodology; Service life
Subjects: Transportation
Transportation > Bridges and tunnels
Transportation > Research
ID Code: 50197
Deposited By: Iowa DOT Research
Deposited On: 19 Aug 2024 19:00
Last Modified: 19 Aug 2024 19:00
URI: https://publications.iowa.gov/id/eprint/50197