"wsdot-wa-rd-708_1" . "Storm-Related Closures of I-5 and I-90: Freight Transportation Economic Impact Assessment Report, Winter 2007-2008"^^ . "2008"^^ . "http://www.wsdot.wa.gov/research/reports/fullreports/708.1.pdf"^^ . "assessment" . . . . . . . _:genid1 . _:genid1 . _:genid1 . _:genid1 . _:genid2 . _:genid2 . _:genid2 . _:genid2 .