Cotter Bridge

**Cotter Bridge**
Cotter Bridge, 1988
Official name	R.M. Ruthven Bridge
Carries	Business U.S. Route 62
Crosses	White River
Locale	Cotter, Arkansas
Maintained by	Arkansas State Highway and Transportation Department
ID number	AHTD 00702
Design	Marsh Reinforced concrete Arch
Total length	1850 ft
Width	2 lanes, 24 ft
Vertical clearance	25 ft
Clearance below	78 ft
Opening date	1930
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The Cotter Bridge, also known as the R.M. Ruthven Bridge and the White River Concrete Arch Bridge, carries Business U.S. Route 62 across the White River west of Cotter, Arkansas in Baxter County, Arkansas. (36°16′2″N, 92°32′39″W)

Constructed in 1930, it is the only bridge built by Marsh Engineering Company of Des Moines, Iowa in the state of Arkansas. It was Arkansas' first National Historic Civil Engineering Landmark.

In 1990, it was added to the National Register of Historic Places as structure #90000518