US Bridges

University Ave over Dry Run Creek

Fair

Black Hawk County, Iowa · 000000000 · Structure no. 000000000014890

Built
1971
54 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
46 ft
1 main span
Daily traffic
7,792
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

University Ave over Dry Run Creek is a steel stringer/multi-beam or girder carrying University Ave over Dry Run Creek in Black Hawk County, Iowa. It was built in 1971, so it is 54 years old, older than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 7,792 vehicles a day, roughly 1% of them trucks, projected to reach 7,792 by 2044. The structure is 46 ft (14 m) long and 110 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUniversity Ave
CrossesDry Run Creek
Location000000000
RouteCity Street 0
StateIowa
Coordinates42.51302, -92.44487
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.4 US tons
Inventory rating33.2 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length46 ft (14 m)
Longest span41 ft (12.5 m)
Deck width110 ft (33.5 m)
Roadway width96 ft (29.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,792 (2022)
Projected traffic7,792 by 2044
Trucks1%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was University Ave over Dry Run Creek built?

It was built in 1971, making it 54 years old in 2025.

What condition is University Ave over Dry Run Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2024.

How much traffic does University Ave over Dry Run Creek carry?

About 7,792 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is University Ave over Dry Run Creek?

The structure is 46 ft (14 m) long with a longest span of 41 ft (12.5 m) and a deck 110 ft wide.

Who owns University Ave over Dry Run Creek?

It is owned by the City or Municipal Highway Agency.