Title: Interstate 5 - Wikipedia
Headings: Interstate 5
Interstate 5
History
Junction list
Auxiliary routes
References
External links

Content: It reads "45th Parallel half way between the Equator and the North Pole". The highway then tracks a little to the northeast, and I-205 splits off south of the Portland metro area. From here I-5 passes through Tualatin and Tigard along former U.S. Route 99W (US 99W) before hitting the southern terminus of I-405 and the Marquam Bridge. Also planned was a spur in Portland off I-405, called I-505, but it was never built and has been removed from city plans. A stub of I-505 exists as a long exit ramp to US 30 . After crossing the Willamette River on the Marquam Bridge, I-5 has junctions at the western end of I-84 and the northern end of I-405. It then continues through the northern parts of the city of Portland, and crosses into Washington via the Interstate Bridge . Washington
Main article: Interstate 5 in Washington
I-5 passing through downtown Seattle
The highway continues over the Columbia River and drops down into the city of Vancouver. About seven miles (11 km) into the state, it reaches the northern terminus of I-205, which is on the eastern edge of the Portland–Vancouver metropolitan area.