2017 ORS 366.905¹
“Old Oregon Trail” designation

All that portion of the east and west state highway across the state, commencing at the Idaho state line at Ontario and Nyssa, through Huntington, Baker City, La Grande, Pendleton, Umatilla, The Dalles, Hood River, Portland, Astoria and ending at Seaside on the Pacific Ocean, is designated as the Old Oregon Trail. That portion of the highway from The Dalles to Astoria shall retain its identity as the Columbia River Highway section of the Old Oregon Trail. The road from Hood River, up the Hood River Valley around Mt. Hood, through Oregon City and on to Portland, shall be known as the Mt. Hood Loop section of the Old Oregon Trail. [Amended by 1991 c.67 §90; 2001 c.508 §1]

Chapter 366

Atty. Gen. Opinions

Use and distribu­tion of State Highway Fund, (1975) Vol 37, p 599

1 Legislative Counsel Committee, CHAPTER 366—State Highways and State Highway Fund, https://­www.­oregonlegislature.­gov/­bills_laws/­ors/­ors366.­html (2017) (last ac­cessed Mar. 30, 2018).
 
2 Legislative Counsel Committee, Annotations to the Oregon Revised Stat­utes, Cumulative Supplement - 2017, Chapter 366, https://­www.­oregonlegislature.­gov/­bills_laws/­ors/­ano366.­html (2017) (last ac­cessed Mar. 30, 2018).
 
3 OregonLaws.org assembles these lists by analyzing references between Sections. Each listed item refers back to the current Section in its own text. The result reveals relationships in the code that may not have otherwise been apparent.