550th AVE over Keigley Branch

Fair Condition113 years old80 vehicles/day

Location

StateIowa
CountyStory
Location085243602
Carries550th AVE
CrossesKeigley Branch
Coordinates42.13680, -93.60101

Condition Ratings

Overall ConditionFair
Channel/Waterway6 (Satisfactory)
Culvert6 (Satisfactory)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialConcrete
DesignCulvert
Total Length46.9 ft (14.3 m)
Max Span44.9 ft (13.7 m)
Deck Area157.3 sq m
Main Spans1
Year Built1913

Traffic

Avg Daily Traffic80 (2022)
Lanes On Bridge2

Inspection & Ownership

Last InspectionNovember 2022
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is on the National Register of Historic Places
Structure Number000000000316480

Nearby Bridges

150th ST over Keigley Branch 0.3 mi Good 550th AVE over Hamilton-story 1 Open Dd 0.4 mi Good 150th ST over Hamilton-story 1 Open 0.5 mi Fair 560th AVE over Ham-story 1 Open Dd 1.0 mi Poor 140th ST over Hamilton-story 1 Open Dd 1.3 mi Fair 560th AVE over Hamilton-story 1 Open Dd 1.3 mi Poor US 69 over Keigley Branch 1.3 mi Good 160th ST over Keigley Branch 1.4 mi Fair 140th ST over Drainage Ditch 1.6 mi Fair 150th ST over Skunk River 1.7 mi Poor