Want to learn about immersed tube tunnels from the expert himself, Bob Ortblad? Now is your chance. Join Ortblad and guest speakers for a holiday party focusing on the Columbia River bridge replacement project. Guest speakers will include Interstate Bridge Replacement Program director Greg Johnson, Chris Smith from the Just Crossing Alliance and No More Freeways and Zachary Lauritzen from Oregon Walks. Ortblad encourages attendees to bring a Christmas toy for the Toy & Joy Makers toy drive.

The event will be held in the Multnomah Room at the Holiday Inn Portland – Columbia River.