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Old Posted Jun 16, 2020, 5:23 PM
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MarkDaMan MarkDaMan is offline
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https://www.kgw.com/article/weather/...c-4f6a9fd81d51

Quote:
Burnside Bridge task force recommends 'long span' design, no temporary bridge
The Earthquake Ready Burnside Bridge task force looked at four types of bridges and has chosen the long span alternative for the replacement bridge.
KGW.com
Author: Jeff Thompson
Published: 9:27 AM PDT June 16, 2020
Updated: 9:51 AM PDT June 16, 2020

PORTLAND, Ore. — In the interest of making the upcoming Burnside Bridge replacement resilient to a major earthquake, a task force on Monday recommended moving forward with a long span bridge alternative.

The recommendation came after 18 months of work. The task force and a Multnomah County project team have met 16 times to discuss alternatives for the Earthquake Ready Burnside Bridge Project.

The long span bridge would replace the existing bridge in the same location and alignment, said Multnomah County spokesperson Mike Pullen.

"The long span alternative has the fewest support columns of four alternatives that were studied," Pullen explained. "Fewer columns avoids costly construction in geotechnical hazard zones near the Willamette River, and restricted spaces between lanes of Interstate 5 and the Union Pacific Railroad tracks on the east side."
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