Rating:
2 votes

Iron Mountain Road Pigtail Bridge #3

Photos 

Iron Mountain Road, Pigtail Bridge, Mt. Rushmore, Black Hills, South Dakota

http://www.blackhillsvacationplanner.com/page-scenic-drives-in-the-black-hills-9.html

View this photo at blackhillsvacationplanner.com

BH Photo #192480

Map 

Facts 

Overview
Steel stringer bridge over US 16A, on US 16A
Location
Pennington County, South Dakota
Status
Open to traffic
History
Built 1985
Design
The NBI says that this bridge is a steel stringer, but the bridge has wooden supports.
Dimensions
Length of largest span: 35.1 ft.
Total length: 151.9 ft.
Deck width: 24.0 ft.
Approximate latitude, longitude
+43.87472, -103.43917   (decimal degrees)
43°52'29" N, 103°26'21" W   (degrees°minutes'seconds")
Approximate UTM coordinates
13/625402/4859142 (zone/easting/northing)
Quadrangle map:
Iron Mountain
Average daily traffic (as of 2016)
404
Inventory number
BH 47739 (Bridgehunter.com ID)
Inspection report (as of March 2017)
Overall condition: Fair
Superstructure condition rating: Good (7 out of 9)
Substructure condition rating: Good (7 out of 9)
Deck condition rating: Satisfactory (6 out of 9)
Sufficiency rating: 83 (out of 100)
View more at BridgeReports.com

Update Log 

  • November 7, 2012: New photos from Luke Harden
  • January 17, 2011: Added by James McCray

Sources 

  • James McCray - jamesinslocomb [at] yahoo [dot] com
  • Luke