Pending Alaska Way Viaduct closure a migraine in the making

What does it take to connect a highway to a tunnel? In Seattle, the answer is three weeks of intensive construction. The work starts Jan. 11, 2019 when the Alaskan Way Viaduct shuts down and state Route 99 closes through the city for three weeks.
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What does it take to connect a highway to a tunnel? In Seattle, the answer is three weeks of intensive construction. The work starts Jan. 11, 2019 when the Alaskan Way Viaduct shuts down and state Route 99 closes through the city for three weeks.