Facts 

Overview
Pony truss bridge over Thunder Bay River on Ulshaffer Road
Location
Montmorency County, Michigan
Status
Closed to all traffic
History
Built ca. 1930
Design
Pony truss
Dimensions
Length of largest span: 40.0 ft.
Total length: 69.9 ft.
Deck width: 15.7 ft.
Inventory number
BH 20175 (Bridgehunter.com ID)
Inspection (as of 04/1995)
Deck condition rating: Satisfactory (6 out of 9)
Superstructure condition rating: Fair (5 out of 9)
Substructure condition rating: Critical (2 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 28.2 (out of 100)
Average daily traffic (as of 1992)
5