Editing National Road (section)

==Historic designations==
[[File:The National Road - National Historic Civil Engineering Landmark plaque - National Road Museum - DSC02787.JPG|thumb|Plaque marking National Historic Civil Engineering Landmark designation]]

In 1976, the [[American Society of Civil Engineers]] designated the National Road as a [[National Historic Civil Engineering Landmark]].<ref>{{cite book |title = Traffic Engineering |author = Institute of Traffic Engineers |publisher = Institute of Transportation Engineers |year = 1976 |page = 9 }}</ref><ref>{{cite news |last=Parks |first=Greg |date=June 25, 1976 |title=Ceremony Designating National Road Civil Engineering Landmark Held Here |work=New Concord Leader}}</ref>

There are several structures associated with the National Road that are listed on the [[National Register of Historic Places]]. Some are listed below.

===Maryland===
* [[Old National Pike Milestones|Sixty-nine milestones]] in Maryland on [[Maryland Route 144]] and [[Maryland Route 165]], [[U.S. Route 40 in Maryland|U.S. Route 40]], [[U.S. Route 40 Alternate (Keysers Ridge–Cumberland, Maryland)|U.S. Route 40 Alternate]], and [[U.S. Route 40 Scenic]]
* [[Inns on the National Road]] in [[Cumberland, Maryland]], and [[Grantsville, Maryland]]
* [[Casselman Bridge, National Road|Casselman River Bridge]] near [[Grantsville, Maryland]]
===Pennsylvania===
The [[Pennsylvania Historical and Museum Commission]] has installed five [[List of Pennsylvania state historical markers in Washington County|historical markers]] noting the historic importance of the road: one in [[Somerset County, Pennsylvania|Somerset County]] on August 10, 1947, one in [[Washington County, Pennsylvania|Washington County]] on April 1, 1949, and three in [[Fayette County, Pennsylvania|Fayette County]] on October 12, 1948, October 12, 1948, and May 19, 1996.<ref>{{cite web |title = National Road – PHMC Historical Markers |work = Historical Marker Database |publisher = Pennsylvania Historical & Museum Commission |url = http://search.pahistoricalmarkers.com/ |access-date = December 9, 2013 |archive-url = https://archive.today/20131207041235/http://search.pahistoricalmarkers.com/ |archive-date = December 7, 2013 |url-status = dead }}</ref>
* [[Petersburg Tollhouse]] in [[Addison, Pennsylvania]]
* [[Fort Necessity National Battlefield#Mount Washington Tavern|Mount Washington Tavern]] adjacent to the [[Fort Necessity National Battlefield]] in [[Wharton Township, Fayette County, Pennsylvania|Wharton Township, Pennsylvania]]
* [[Searights Tollhouse, National Road]], in [[Uniontown, Pennsylvania]]
* [[Dunlap's Creek Bridge]], near [[Brownsville, Pennsylvania]], the first [[cast iron]] [[arch bridge]] in the [[United States]]. Completed in 1839, it was designed by [[Richard Delafield]] and built by the [[United States Army Corps of Engineers]].<ref name="jackson">{{cite book |last = Jackson |first = Donald C. |title = Great American Bridges and Dams |publisher = Wiley |year = 1988 |page = [https://archive.org/details/greatamericanbri0000jack/page/142 142] |url = https://archive.org/details/greatamericanbri0000jack/page/142 |isbn = 0-471-14385-5 }}</ref> Still in use, the bridge is also a [[National Historic Civil Engineering Landmark]].
* [[Claysville S Bridge]] in [[Washington County, Pennsylvania]], near [[Claysville, Pennsylvania]]

===West Virginia===
* Mile markers 8, 9, 10, 11, 13, and 14 in [[West Virginia]]
* [[National Road Corridor Historic District]] in [[Wheeling, West Virginia]]
* [[Wheeling Suspension Bridge]] in Wheeling, West Virginia

=== Ohio ===
* [[National Road (Cambridge, Ohio)|Peacock Road]] in [[Cambridge, Ohio]]
* [[National Register of Historic Places listings in Madison County, Ohio|The Red Brick Tavern]] in [[Lafayette, Madison County, Ohio]], built in 1837

===Indiana===
* [[Huddleston Farmhouse|Hudleston Farmhouse Inn]] in [[Mount Auburn, Indiana]]
* [[Riley Birthplace and Museum|James Whitcomb Riley House]] in [[Greenfield, Indiana]]

=== Illinois ===
* [[Old Stone Arch, National Road]], near [[Marshall, Illinois]]<ref name="nris">{{NRISref|2006a}}</ref>