Editing Road hierarchy (section)

==External links==
* [https://web.archive.org/web/20011111044214/http://www.fhwa.dot.gov/environment/flex/ch03.htm FHWA - Functional Classification]{{Obsolete source |reason=There are two more recent editions with significant changes.|date=April 2025}}
* {{cite report |author=European Road Safety Observatory |date=2018 |chapter=Road classification |title=Roads |url=https://road-safety.transport.ec.europa.eu/system/files/2021-07/ersosynthesis2018-roads.pdf |edition=2018 |publisher=European Commission |pages=5-6 |url-status=live |archive-url=https://web.archive.org/web/20220625043417/https://road-safety.transport.ec.europa.eu/system/files/2021-07/ersosynthesis2018-roads.pdf |archive-date=25 June 2022}}
* {{cite book |date=2006 |chapter=From theory to vision: Functional road categorization |location=Leidschendam |editor-last1=Wegman |editor-first1=Fred |editor-last2=Aarts |editor-first2=Letty |title=Advancing Sustainable Safety: National Road Safety Outlook for 2005-2020 |translator-last1=Bastiaans |translator-first1=René |translator-last2=Breen |translator-first2=Jeanne |edition= |publication-place= |publisher=SWOV Institute for Road Safety Research |pages=37-38 |isbn=978-90-807958-7-7}}

{{Road types}}

[[Category:Road transport]]
[[Category:Types of roads]]
[[Category:Hierarchy]]