Union Street-south over Boardman River

Fair Condition95 years old6,545 vehicles/day

Location

StateMichigan
CountyGrand Traverse
LocationIn Traverse City
CarriesUnion Street-south
CrossesBoardman River
Coordinates44.76210, -85.62380

Condition Ratings

Overall ConditionFair
Deck9 (Excellent)
Superstructure9 (Excellent)
Substructure6 (Satisfactory)
Channel/Waterway7 (Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length75.1 ft (22.9 m)
Max Span73.8 ft (22.5 m)
Deck Width59.1 ft (18 m)
Deck Area412.2 sq m
Main Spans1
Year Built1931 (reconstructed 2023)

Traffic

Avg Daily Traffic6,545 (2022)
Truck Traffic13%
Lanes On Bridge2

Inspection & Ownership

Last Inspection723
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceBridge is on the National Register of Historic Places
Structure Number000000000003074

Nearby Bridges