Chilson Bridge

The Chilson Bridge, near Edgemont, South Dakota, is a bridge which brings a local road, formerly U.S. Highway 18, over BNSF railroad tracks. It was built in 1929 and was listed on the National Register of Historic Places in 1993. It has also been denoted as South Dakota Dept. of Transportation Bridge No. 24-162-102[1]

Chilson Bridge
Nearest cityEdgemont, South Dakota
Coordinates43°19′47″N 103°44′02″W
Arealess than one acre
Built1929
ArchitectSouth Dakota State Highway Department
Architectural stylePratt deck truss
MPSHistoric Bridges in South Dakota MPS
NRHP reference No.93001287[1]
Added to NRHPDecember 9, 1993

It is a 103 feet (31 m) pin-connected Pratt truss deck bridge. It is located 4.0 miles east and 1.8 miles north of Edgemont.[2]

The bridge has been closed to vehicular traffic.

References
  1. "National Register Information System". National Register of Historic Places. National Park Service. July 9, 2010.
  2. Jennifer Traeger; Wayne Rosbv (September 1993). "National Register of Historic Places Inventory/Nomination: Chilson Bridge / South Dakota Dept. of Transportation Bridge No. 24-162-102". National Park Service. Retrieved March 15, 2018. With two photos from 1989.
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