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They were working on the wetlands area at the Jackson Bottom Wetlands Preserve when I was out this summer.. This work will keep a little more water in the ponds for the water fowl in the summer when the Tualatin river isn't so high...The housing across the way is a nice place to go to get sunsets...
Scenes from COSI's "The Science of Big Machines 2012." Bulldozers, dump trucks, and backhoes converged in downtown Columbus from June 9 through June 17, 2012. COSI's "The Science of Big Machines 2012" was created and made possible by the Ohio Contractors Association and the Ohio Operating Engineers Apprenticeship & Training Local 18 and was presented by Bob Evans.
COSI is Columbus, Ohio's dynamic hands-on Center of Science and Industry. For more information, please visit www.cosi.org.