Facts
- Overview
- Pony truss bridge over Kalamazoo River on 57th Street
- Location
- Allegan County, Michigan
- Status
- Unknown status
- History
- Built 1879 by the Milwaukee Bridge & Iron Co.; rehabilitated 1980
- Builder
- - Milwaukee Bridge & Iron Co.
- Design
- Swing Pony truss
- Dimensions
-
Length of largest span: 71.9 ft.
Total length: 428.8 ft.
Deck width: 11.8 ft.
- Recognition
-
Posted to the National Register of Historic Places on April 1, 1998
- Inventory numbers
- NRHP 98000273 (National Register of Historic Places reference number)
BH 19950 (Bridgehunter.com ID)
- Inspection (as of 12/1998)
- Deck condition rating: Serious (3 out of 9)
Superstructure condition rating: Serious (3 out of 9)
Substructure condition rating: Critical (2 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 19.5 (out of 100)