Ia 78 over Crooked Creek

Fair Condition75 years old1,170 vehicles/day

Location

StateIowa
CountyHenry
Location0.2 Mi. E Of S.r. W-47
CarriesIa 78
CrossesCrooked Creek
Coordinates41.15892, -91.70861

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure7 (Good)
Channel/Waterway6 (Satisfactory)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length246.1 ft (75 m)
Max Span94.2 ft (28.7 m)
Deck Width32.2 ft (9.8 m)
Deck Area735 sq m
Main Spans3
Year Built1951

Traffic

Avg Daily Traffic1,170 (2022)
Truck Traffic21%
Lanes On Bridge2

Inspection & Ownership

Last Inspection523
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000028550

Nearby Bridges

FM over Crooked Creek 0.2 mi Fair Ia 78 over Skunk River 0.5 mi Good FM over Branch Shawnee Creek 1.7 mi Fair FM over Stream 2.2 mi Fair FM over Crooked Creek 2.3 mi Fair FM over Williams Creek 2.8 mi Poor Local Road over Branch Sugar Creek 3.3 mi Poor FM over Sugar Creek 3.4 mi Fair Juniper AVE over Small Stream 3.5 mi Good FM over Walnut Creek 3.5 mi Poor