Mass timber promised a revolution for Oregon. It’s turned out more complicated

People in orange vests and other PPE work on large slabs of laminated wood inside a warehouse

Workers at Timberlab in NE Portland work on mass timber projects in the company’s production facility on Tues., June 4, 2024.Dave Killen / The Oregonian

When Portland International Airport opens its refurbished main terminal in August, visitors will be met with a rippling nine-acre roof entirely constructed out of wood.

The roof’s crests and valleys will be made of mass timber, wood strong enough to support skyscrapers — or reinforce an industry in distress.

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