"A state agency has finally given the Port of Seattle a vital permit in its bid to build a third runway at Seattle-Tacoma International Airport...
But the board ordered that 16 conditions be met before the Port can apply for a permit from the federal Army Corps of Engineers that would give the final go-ahead... The 16 conditions are meant to mitigate impacts to wetlands on the site and three nearby creeks..."
http://archives.seattletimes.nwsourc...3&query=runway