US Bridges

Old Ia HWY 25 over Small Stream

Fair

Ringgold County, Iowa · 068313102 · Structure no. 000000000046450

Built
1934
91 years old
Condition
Fair
inspected December 2022
Type
Culvert
Concrete Continuous
Length
25 ft
3 main spans
Daily traffic
289
2022 count
Owner
County
County Highway Agency

About this bridge

Old Ia HWY 25 over Small Stream is a concrete continuous culvert carrying Old Ia HWY 25 over Small Stream in Ringgold County, Iowa. It was built in 1934, so it is 91 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 5 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 289 vehicles a day, roughly 14% of them trucks, projected to reach 289 by 2043. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 6.8 mi (11 km).

Location

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CarriesOld Ia HWY 25
CrossesSmall Stream
Location068313102
RouteCounty Highway 0
CountyRinggold County
StateIowa
Coordinates40.64066, -94.47141
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.9 US tons
Inventory rating25.1 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadH 15
Structure length25 ft (7.6 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic289 (2022)
Projected traffic289 by 2043
Trucks14%
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 Old Ia HWY 25 over Small Stream built?

It was built in 1934, making it 91 years old in 2025.

What condition is Old Ia HWY 25 over Small Stream 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 December 2022.

How much traffic does Old Ia HWY 25 over Small Stream carry?

About 289 vehicles per day (2022 count), of which roughly 14% are trucks.

How long is Old Ia HWY 25 over Small Stream?

The structure is 25 ft (7.6 m) long with a longest span of 8 ft (2.4 m).

Who owns Old Ia HWY 25 over Small Stream?

It is owned by the County Highway Agency.