U.S. Route 521: Difference between revisions

|length_ref=<ref name=google>{{google maps|url=https://maps.google.com/maps?f=d&source=s_d&saddr=Highmarket+St&daddr=33.4418741,-79.5842562+to:33.699999,-80.2089717+to:33.704313,-80.2087611+to:Johnston+Rd&hl=en&geocode=Fcg9_QEd3iZG-w%3BFVJI_gEdAKRB-ynzeAlm3s3_iDHpZq8NR6Jkqg%3BFZ84AgIdtRs4-ynL5v5iagz_iDFzY8kBdaii9A%3BFXlJAgIdhxw4-yn5jLzGaQz_iDEJ0Ox15d1ljQ%3BFaISFwIdxGcu-w&mra=dpe&mrcr=0&mrsp=1&sz=14&via=1,2,3&sll=33.438819,-79.563246&sspn=0.053503,0.111494&ie=UTF8&ll=34.563121,-80.093079&spn=1.689521,3.56781&z=9|title=US 521|accessdateaccess-date=January 31, 2011}}</ref>

In 1996, US&nbsp;521 was rerouted onto [[Interstate 485 (North Carolina)|Interstate 485]], between exits 61 and 65; the old alignment was downgraded to secondary roads. In 2003, [[American Association of State Highway and Transportation Officials|AASHTO]] approved US&nbsp;521 to be truncated at its current northern terminus at the Johnston Road/[[Interstate 485 (North Carolina)|Interstate 485]] interchange; its old alignment north to [[Interstate 85 in North Carolina|Interstate 85]] was downgraded to secondary roads.<ref>{{cite web |publisher= North Carolina Department of Transportation |url= https://connect.ncdot.gov/resources/safety/Route%20Changes/Route%20Changes/US521_20030915.pdf |format= PDF |title= US 521 Route Change (2003-09-15)|date= September 15, 2003 |accessdateaccess-date= January 27, 2013}}</ref><ref name=Mapmikey>{{cite web |url=http://www.angelfire.com/sc3/scroads/us521.html|title=Mapmikey's South Carolina Highways Page: US 521|accessdateaccess-date=January 15, 2012}}</ref><ref>{{cite web |url=http://www.vahighways.com/ncannex/route-log/us521.html|title=NCRoads.com: U.S. 521|accessdateaccess-date=January 15, 2012}}</ref>