| Photographs of Oregon's interstate highways |
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| Before the interstates |
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A crossroads in Douglas County in 1920. The diamond-shaped sign lists the distances to the next towns.
The road between Eugene and Goshen in 1923. The shoulders of the paved roadway are concrete.
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| Building the interstates |
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Working on the Salem Bypass in 1952. This will later become part of I-5.
This photo of a section of Interstate 5 in the Siskiyous from the mid-1960's shows the evolution of Oregon's highway system. A wagon trail can be seen at the top of the picture, then Highway 99 in the 1940s, then Highway 99 in the 1950s, then I-5 in the 1960s.
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| Today's Interstates |
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In 1999, a third lane was constructed on Interstate 84 at Cabbage Hill, east of Pendleton.
The Upper Perry bridge west of La Grande was one of eight bridges between mile points 256 and 259, replaced on Interstate 84 between 2002 and 2005.
Electric Heating Wires were installed in the Interstate 84 eastbound lanes between mile points 271 and 272 at Ladd Canyon, east of La Grande.
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