US Bridges

Local over Floyd River

FairPosted for load

Sioux County, Iowa · 095443602 · Structure no. 000000000310120

Built
1965
60 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
202 ft
3 main spans
Daily traffic
199
2022 count
Owner
County
County Highway Agency

About this bridge

Local over Floyd River is a steel continuous stringer/multi-beam or girder carrying Local over Floyd River in Sioux County, Iowa. It was built in 1965, so it is 60 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. Its operating status is: posted for load restriction.

It carries about 199 vehicles a day, roughly 14% of them trucks, projected to reach 199 by 2044. The structure is 202 ft (61.6 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLocal
CrossesFloyd River
Location095443602
RouteCounty Highway 0
StateIowa
Coordinates43.00343, -95.99752
Functional classUrban Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating31.7 US tons
Inventory rating19.3 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length202 ft (61.6 m)
Longest span78 ft (23.8 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic199 (2022)
Projected traffic199 by 2044
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Local over Floyd River built?

It was built in 1965, making it 60 years old in 2025.

What condition is Local over Floyd River 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 February 2024.

How much traffic does Local over Floyd River carry?

About 199 vehicles per day (2022 count), of which roughly 14% are trucks.

How long is Local over Floyd River?

The structure is 202 ft (61.6 m) long with a longest span of 78 ft (23.8 m) and a deck 26 ft wide.

Who owns Local over Floyd River?

It is owned by the County Highway Agency.