National Historic Civil Engineering LandmarkThe 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.
|Placed By||American Society of Civil Engineers|
|Marker Condition||No reports yet|
|Date Added||Sunday, September 21st, 2014 at 7:25am PDT -07:00|
|UTM (WGS84 Datum)||17S E 422159 N 4398608|
|Decimal Degrees||39.73381667, -81.90838333|
|Degrees and Decimal Minutes||N 39° 44.029', W 81° 54.503'|
|Degrees, Minutes and Seconds||39° 44' 1.74" N, 81° 54' 30.18" W|
|Driving Directions||Google Maps|
|Closest Postal Address||At or near 8911 Main St, McConnelsville OH 43756, US|
|Alternative Maps||Google Maps, MapQuest, Bing Maps, Yahoo Maps, MSR Maps, OpenCycleMap, MyTopo Maps, OpenStreetMap|
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