Muskingum River Navigation System

Muskingum River Navigation System (HM8NX)

Location: McConnelsville, OH 43756 Morgan County
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Country: United States of America
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N 39° 44.029', W 81° 54.503'

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National Historic Civil Engineering Landmark

The Muskingum River Improvement, started in 1837, played a key role in economic development of the Greater Ohio River Valley as one of the nation's first complete slackwater navigation systems for steam-powered vessels, and survives as the most intact system of large hand-operated locks in the United States.
Completed 1841 · Designated 2001
HM NumberHM8NX
Year Placed2001
Placed ByAmerican Society of Civil Engineers
Marker ConditionNo reports yet
Date Added Sunday, September 21st, 2014 at 7:25am PDT -07:00
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Locationbig map
UTM (WGS84 Datum)17S E 422159 N 4398608
Decimal Degrees39.73381667, -81.90838333
Degrees and Decimal MinutesN 39° 44.029', W 81° 54.503'
Degrees, Minutes and Seconds39° 44' 1.74" N, 81° 54' 30.18" W
Driving DirectionsGoogle Maps
Area Code(s)740
Closest Postal AddressAt or near 8911 Main St, McConnelsville OH 43756, US
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