Editing Interstate 81 (section)

== Auxiliary routes ==
I-81 has six related, [[auxiliary Interstate Highway]]s that connect the main freeway to downtowns and other cities. [[Interstate 381|I-381]] runs {{convert|1.5|mi|km}}, connecting [[Bristol, Virginia]], to I-81.<ref>{{Cite web |author = Virginia Department of Transportation |url = http://www.virginiadot.org/travel/exit-numbers-381.asp |title = Virginia Interstate Exits |publisher = Virginia Department of Transportation |access-date = February 3, 2018 }}</ref> [[Interstate 581|I-581]] is a {{Convert|6.35|mi|km|-long|adj=mid}} spur that connects [[Roanoke, Virginia]], to I-81. It is proposed to be overtaken by [[Interstate 73|I-73]].<ref>{{Cite web |author = Virginia Department of Transportation |year = 2013 |url = http://www.virginiadot.org/info/resources/Traffic_2012/AADT_080_Roanoke_2012.pdf |title = 2012 Virginia Department of Transportation Daily Traffic Volume Estimates Including Vehicle Classification Estimates |publisher = Virginia Department of Transportation }}</ref> [[Pennsylvania Route 581]] (PA&nbsp;581) connects [[Harrisburg, Pennsylvania]], to I-81. It runs {{convert|7.36|mi|km}}. [[Interstate 481|I-481]] serves as an eastern bypass of [[Syracuse, New York]]. [[New York State Route 481|NY&nbsp;481]] is a northwestern extension of I-481 that ends in [[Oswego, New York|Oswego]].<ref>{{cite map |author = State of New York Department of Transportation |author-link = State of New York Department of Transportation |date = January 1, 1970 |url = http://www.greaternyroads.info/pdfs/state70.pdf |title = Official Description of Touring Routes in New York State |location = Albany |publisher = New York State Department of Transportation |access-date = February 3, 2018 }}{{full citation needed|date= February 2018}}</ref> [[Interstate 781|I-781]] extends for {{convert|4.9|mi|km}}, that connects [[Fort Drum, New York]], to the Interstate.<ref>{{cite news |url = http://watertown.ynn.com/content/top_stories/619597/fort-drum-connector-road-officially-open/ |archive-url = https://archive.today/20130210081736/http://watertown.ynn.com/content/top_stories/619597/fort-drum-connector-road-officially-open/ |url-status = dead |archive-date = February 10, 2013 |title = Fort Drum connector road officially open |publisher = [[YNN Central New York]] |location = Syracuse, NY |date = December 6, 2012 |access-date = February 2, 2018 }}</ref> [[New York State Route 281|NY&nbsp;281]] is a north–south [[state highway]] in [[Central New York]] in the US that extends for {{convert|16.56|mi|km}} across [[Cortland County, New York|Cortland]] and [[Onondaga County, New York|Onondaga]] counties, roughly paralleling I-81 and connecting at both ends.<ref>{{cite web |author = Highway Data Services Bureau |url = https://www.dot.ny.gov/divisions/engineering/technical-services/hds-respository/NYSDOT_Traffic_Data_Report_2014.pdf |title = 2014 Traffic Volume Report for New York State |location = Albany |publisher = New York State Department of Transportation |access-date = February 2, 2018 }}</ref>

[[Interstate 181|I-181]] was a {{convert|23.85|mi|km|adj=on}} offshoot of I-81, linking to [[Kingsport, Tennessee]]. It was decommissioned in August 2005 when [[Interstate 26|I-26]] took over I-181's entire length.<ref>{{cite news |last = Allen |first = Calvin |date = July 16, 2003 |url = http://www.mountainx.com/article/11472/The-political-history-of-I-26 |title = The Political History of I-26 |work = Mountain Xpress |location = Asheville, NC |access-date = February 2, 2018 }}</ref> I-281 was replaced in January 1970 by [[Interstate 481|I-481]]. I-81E was replaced by the current [[Interstate 380 (Pennsylvania)|I-380]].<ref>{{Cite map |url = https://commons.wikimedia.org/wiki/File:Interstate_Highway_plan_June_27,_1958.jpg |title = Official Route Numbering for the National System of Interstate and Defense Highways as Adopted by the American Association of State Highway Officials |date = June 27, 1958 |author = American Association of State Highway Officials |scale = Scale not given |location = Washington, DC |publisher = American Association of State Highway Officials |access-date = February 7, 2018 |via = Wikimedia Commons }}</ref>