Facts
- Overview
- Pony truss bridge over Grand River on Bridge Street in Portland
- Location
- Ionia County, Michigan
- Status
- Open to traffic
- History
- Built 1890; rehabilitated 1990
- Design
- Pony truss
- Dimensions
-
Length of largest span: 105.0 ft.
Total length: 210.0 ft.
Deck width: 15.1 ft.
- Recognition
-
Posted to the National Register of Historic Places
- Inventory number
- BH 20064 (Bridgehunter.com ID)
- Inspection (as of 11/2004)
- Deck condition rating: Very Good (8 out of 9)
Superstructure condition rating: Very Good (8 out of 9)
Substructure condition rating: Very Good (8 out of 9)
Appraisal: Functionally obsolete
Sufficiency rating: 72.4 (out of 100)
- Average daily traffic (as of 1998)
- 1,100