US Bridges

FM over Creek

Poor

Dubuque County, Iowa · 090E12205 · Structure no. 000000000147800

Built
1920
105 years old, rebuilt 1987
Condition
Poor
inspected April 2024
Type
Tee Beam
Prestressed Concrete
Length
47 ft
1 main span
Daily traffic
310
2021 count
Owner
County
County Highway Agency

About this bridge

FM over Creek is a prestressed concrete tee beam carrying FM over Creek in Dubuque County, Iowa. It was built in 1920 and reconstructed in 1987, so it is 105 years old, older than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 310 vehicles a day, projected to reach 310 by 2044. The structure is 47 ft (14.3 m) long and 24 ft wide.

CarriesFM
CrossesCreek
Location090E12205
RouteCounty Highway 0
StateIowa
Coordinates42.5975, -90.82609
Functional classRural Minor Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating34.3 US tons
Inventory rating26.5 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length47 ft (14.3 m)
Longest span45 ft (13.7 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic310 (2021)
Projected traffic310 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 FM over Creek built?

It was built in 1920, making it 105 years old in 2025. It was reconstructed in 1987.

What condition is FM over Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does FM over Creek carry?

About 310 vehicles per day (2021 count).

How long is FM over Creek?

The structure is 47 ft (14.3 m) long with a longest span of 45 ft (13.7 m) and a deck 24 ft wide.

Who owns FM over Creek?

It is owned by the County Highway Agency.