Facts 

Overview
Rainbow arch bridge over Elizabeth Park Canal on Grosse Ile Parkway in Trenton
Location
Wayne County, Michigan
Status
Open to traffic
History
Built 1931
Design
Concrete through arch
Dimensions
Length of largest span: 51.8 ft.
Total length: 51.8 ft.
Deck width: 38.1 ft.
Inventory number
BH 20274 (Bridgehunter.com ID)
Inspection (as of 04/2005)
Deck condition rating: Satisfactory (6 out of 9)
Superstructure condition rating: Satisfactory (6 out of 9)
Substructure condition rating: Satisfactory (6 out of 9)
Appraisal: Functionally obsolete
Sufficiency rating: 63.2 (out of 100)
Average daily traffic (as of 1995)
21,198