US 20 over Stream

Good Condition27 years old13,500 vehicles/day

Location

StateIowa
CountyGrundy
Location2.7 Miles W Of Jct SR T55
CarriesUS 20
CrossesStream
Coordinates42.46350, -92.68408

Condition Ratings

Overall ConditionGood
Channel/Waterway7 (Good)
Culvert7 (Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialConcrete Continuous
DesignCulvert
Total Length30.8 ft (9.4 m)
Max Span14.1 ft (4.3 m)
Deck Area229.4 sq m
Main Spans2
Year Built1999

Traffic

Avg Daily Traffic13,500 (2022)
Truck Traffic21%
Lanes On Bridge4

Inspection & Ownership

Last Inspection224
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000607700

Nearby Bridges

Local RD over Branch Black Hawk Creek 0.6 mi Poor T-53 (s Ave) over US 20 0.6 mi Good Local over Blackhawk Creek 0.7 mi Good Local over Black Hawk Creek 0.8 mi Fair D19 160th ST over Trib Blackhawk Creek 0.8 mi Fair Local over Blackhawk Creek Branch 1.0 mi Good Local over Blackhawk Creek 1.0 mi Fair T47 (q Ave) over US 20 1.3 mi Good FM over Small Stream 1.4 mi Good R AVE over N Fork Black Hawk Creek 1.4 mi Good