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Tunnel Mill Bridge
Photos
Piers on the northern bank
Photo taken by Kevin Skow in September 2014
Enlarge
BH Photo #295214
Description
Only the piers and raised earthen approaches remain from this bridge. Area now used as a canoe launching site. County highway R27 crosses the river a couple of hundred yards west of the piers. The old gravel roadbed is still visible on both the north and south side of the river.
Facts
- Overview
- Lost Whipple through truss bridge over Boone River on Tunnel Mill Road
- Location
- Hamilton County, Iowa
- Status
- Replaced by a new bridge, only the piers and raised approaches remain
- History
- Built 1899; Replaced 1973
- Design
- Whipple through truss
- Approximate latitude, longitude
- +42.35038, -93.84490 (decimal degrees)
42°21'01" N, 93°50'42" W (degrees°minutes'seconds")
- Approximate UTM coordinates
- 15/430412/4689025 (zone/easting/northing)
- Quadrangle map:
- Stanhope
- Inventory number
- BH 63111 (Bridgehunter.com ID)
Update Log
- February 8, 2019: Updated by Luke: Updated type
- February 8, 2019: New photo from Melissa Brand-Welch
- June 12, 2016: Updated by Luke: Added build date
- September 22, 2014: Updated by Luke: Added type based on historic aerial imagery
- September 22, 2014: New Street View added by Kevin Skow