Coast Guard issues Interstate Bridge clearance ruling, allowing fixed span with 116-foot height KGWCoast Guard approves plan for fixed-span Interstate Bridge replacement KATURecords show how $140M might be paid to 4 Columbia River companies to offset effects of Interstate Bridge design Oregon Public Broadcasting - OPBCoast Guard issues major decision impacting cost of Interstate 5 bridge replacement KOIN.comCosts to replace Columbia River I-5 bridge double, documents show The Seattle Times