US 71 over E To W Okoboji Lkes Conn

Good Condition27 years old14,600 vehicles/day

Location

StateIowa
CountyDickinson
Location3.2 Mi. S Of S Jct. Ia. 9
CarriesUS 71
CrossesE To W Okoboji Lkes Conn
Coordinates43.37688, -95.12767

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure8 (Very Good)
Substructure7 (Good)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialSteel
DesignBox Beam - Multiple
Total Length66.9 ft (20.4 m)
Max Span59.1 ft (18 m)
Deck Width52.2 ft (15.9 m)
Deck Area324.4 sq m
Main Spans1
Year Built1999

Traffic

Avg Daily Traffic14,600 (2022)
Truck Traffic3%
Lanes On Bridge3

Inspection & Ownership

Last Inspection924
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000023671

Nearby Bridges