Unearthing SR 99 tunnel ramps near Seattle’s stadiums

This time lapse shows work to connect new on- and off-ramps at South Royal Brougham Way to the SR 99 tunnel. Sections of the ramps was buried underground in 2014 so a construction detour could be built above it to keep SR 99 traffic moving. More info on Unearthing SR 99 tunnel ramps near Seattle’s […]

source https://seattlepalate.com/media/unearthing-sr-99-tunnel-ramps-near-seattles-stadiums/