Editing U.S. Route 101 (section)

==Numbering==

According to the [[American Association of State Highway and Transportation Officials]]'s (AASHTO) numbering scheme for [[United States Numbered Highways]], three-digit route numbers are generally subsidiaries of two-digit primary routes. Of these two-digit routes, the principal north–south routes were assigned numbers ending in 1.<ref name="Davis">{{cite news |last=Davis |first=Emily C. |date=August 7, 1927 |title=An American sign language is called greatest traffic need |page=D1 |work=[[Knoxville News Sentinel]] |agency=[[Society for Science|Science Service]] |url=https://www.newspapers.com/article/the-knoxville-news-sentinel-an-american/128919239/ |via=Newspapers.com |accessdate=July 26, 2023 |archive-date=July 26, 2023 |url-status=live |archive-url=https://web.archive.org/web/20230726214352/https://www.newspapers.com/article/the-knoxville-news-sentinel-an-american/128919239/}}</ref><ref>{{cite news |last=Watson |first=Elmo Scott |date=April 16, 1927 |title=U.S. System of Highways |page=5 |work=[[St. Charles Herald]] |location=Hahnville, Louisiana |url=https://www.newspapers.com/article/the-st-charles-herald-us-system-of-hi/128918987/ |via=Newspapers.com |accessdate=July 26, 2023 |archive-date=July 26, 2023 |url-status=live |archive-url=https://web.archive.org/web/20230726214350/https://www.newspapers.com/article/the-st-charles-herald-us-system-of-hi/128918987/}}</ref> US&nbsp;101 is an exception to the three-digit rule due to its role as the westernmost major route;<ref name="LATimes-Numbers">{{cite news |last=Fausset |first=Richard |date=November 13, 2001 |title=Highway numerology muddled by potholes in logic |page=B2 |url=https://www.latimes.com/archives/la-xpm-2001-nov-13-me-3653-story.html |work=Los Angeles Times |accessdate=July 27, 2023 |archive-date=July 28, 2023 |url-status=live |archive-url=https://web.archive.org/web/20230728044816/https://www.latimes.com/archives/la-xpm-2001-nov-13-me-3653-story.html}}</ref> it is treated as a primary, two-digit route with a "first digit" of 10, rather than a spur of [[U.S. Route 1|US&nbsp;1]], which is located along the east coast.<ref name="Davis"/><ref>{{cite news |last=Mall |first=Scott |date=February 23, 2021 |title=FreightWaves Classics: National Highway System helps commerce move from coast-to-coast |url=https://www.freightwaves.com/news/freightwaves-classics%3A-national-highway-system-helps-commerce-move-from-coast-to-coast |work=FreightWaves |url-status=dead |archive-url=https://web.archive.org/web/20210223193556/https://www.freightwaves.com/news/freightwaves-classics%3A-national-highway-system-helps-commerce-move-from-coast-to-coast |archive-date=February 23, 2021 |accessdate=June 27, 2023}}</ref>