Facts
- Overview
- Through truss bridge over Big Creek on Ely Street in Bertram
- Location
- Linn County, Iowa
- Status
- Open to traffic
- History
- Built 1891
- Design
- Through truss
- Dimensions
-
Length of largest span: 88.9 ft.
Total length: 208.0 ft.
Deck width: 13.5 ft.
Vertical clearance above deck: 14.0 ft.
- Recognition
- Eligible for the National Register of Historic Places
- Approximate latitude, longitude
- +41.94914, -91.53050 (decimal degrees)
41°56'57" N, 91°31'50" W (degrees°minutes'seconds") - Approximate UTM coordinates
- 15/621798/4645173 (zone/easting/northing)
- USGS topographic map
- Bertram
- Inventory numbers
- IA 640 (Iowa bridge number)
BH 13837 (Bridgehunter.com ID) - Inspection (as of 11/2004)
- Deck condition rating: Very Good (8 out of 9)
Superstructure condition rating: Fair (5 out of 9)
Substructure condition rating: Fair (5 out of 9)
Appraisal: Functionally obsolete
Sufficiency rating: 32.3 (out of 100) - Average daily traffic (as of 2005)
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