Ia 21 over Stream

Fair Condition69 years old2,480 vehicles/day

Location

StateIowa
CountyBlack Hawk
Location0.2 Mi. S Jct. S.r. D35
CarriesIa 21
CrossesStream
Coordinates42.39544, -92.34709

Condition Ratings

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

Physical Characteristics

MaterialConcrete Continuous
DesignCulvert
Total Length26.9 ft (8.2 m)
Max Span12.1 ft (3.7 m)
Deck Area109.9 sq m
Main Spans2
Year Built1957

Traffic

Avg Daily Traffic2,480 (2022)
Truck Traffic11%
Lanes On Bridge2

Inspection & Ownership

Last Inspection623
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000014990

Nearby Bridges

Kimball AVE over Trib To Miller Creek 0.5 mi Fair Ia 21 over Stream 0.6 mi Fair Hammond AVE over Trib To Miller Creek 0.7 mi Good Hammond AVE over Sink Creek 2.2 mi Poor Hess RD over Trib To Miller Creek 2.3 mi Good E.orange RD over Sink Creek 2.4 mi Fair W Schrock RD over Prescotts Creek 2.7 mi Good Hess RD over Trib To Miller Creek 2.7 mi Poor E Washburn RD over Trib To Miller Creek 2.7 mi Fair W Washburn RD over Prescotts Creek 2.8 mi Good