US Bridges

FM over North Fabius Creek

Poor

Davis County, Iowa · 068152605 · Structure no. 000000000134100

Built
1970
55 years old, rebuilt 1996
Condition
Poor
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
43 ft
1 main span
Daily traffic
140
2022 count
Owner
County
County Highway Agency

About this bridge

FM over North Fabius Creek is a prestressed concrete stringer/multi-beam or girder carrying FM over North Fabius Creek in Davis County, Iowa. It was built in 1970 and reconstructed in 1996, so it is 55 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 140 vehicles a day, roughly 17% of them trucks, projected to reach 140 by 2044. The structure is 43 ft (13.1 m) long and 30 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesFM
CrossesNorth Fabius Creek
Location068152605
RouteCounty Highway 0
StateIowa
Coordinates40.65993, -92.55231
Functional classRural Major 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.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating56.4 US tons
Inventory rating36.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length43 ft (13.1 m)
Longest span43 ft (13.1 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic140 (2022)
Projected traffic140 by 2044
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FM over North Fabius Creek built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 1996.

What condition is FM over North Fabius 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 May 2024.

How much traffic does FM over North Fabius Creek carry?

About 140 vehicles per day (2022 count), of which roughly 17% are trucks.

How long is FM over North Fabius Creek?

The structure is 43 ft (13.1 m) long with a longest span of 43 ft (13.1 m) and a deck 30 ft wide.

Who owns FM over North Fabius Creek?

It is owned by the County Highway Agency.