Comments on: Oregon Zoo chooses engineering firm for elephant project /news/2012/01/31/oregon-zoo-chooses-engineering-firm-for-elephant-project/ Building and Construction News in Portland, Oregon and the Pacific Northwest Fri, 23 May 2014 21:24:25 +0000 hourly 1 https://wordpress.org/?v=6.6.6 By: Photos: Wall poured for elephant barn at Oregon Zoo | Daily Journal of Commerce /news/2012/01/31/oregon-zoo-chooses-engineering-firm-for-elephant-project/#comment-133605 Fri, 23 May 2014 21:24:25 +0000 /news/2012/01/31/oregon-zoo-chooses-engineering-firm-for-elephant-project/#comment-133605 […] between them. The walls are engineered to withstand around 30,000 pounds of force, enough withstand the charge of an adult male bull. Work on the project, designed by SRG Partnership in collaboration with Philadelphia-based CLR […]

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