US Bridges

283 RD over Raccoon River

Fair

Greene County, Iowa · 082300103 · Structure no. 000000000161740

Built
1937
88 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
378 ft
5 main spans
Daily traffic
50
2022 count
Owner
County
County Highway Agency

About this bridge

283 RD over Raccoon River is a steel continuous stringer/multi-beam or girder carrying 283 RD over Raccoon River in Greene County, Iowa. It was built in 1937, so it is 88 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 50 vehicles a day, projected to reach 50 by 2044. The structure is 378 ft (115.2 m) long and 24 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
Carries283 RD
CrossesRaccoon River
Location082300103
RouteCounty Highway 0
CountyGreene County
StateIowa
Coordinates41.94585, -94.29188
Functional classRural Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
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 inspectionJuly 2024
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
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.9 US tons
Inventory rating21.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadH 15
Structure length378 ft (115.2 m)
Longest span83 ft (25.3 m)
Deck width24 ft (7.3 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2022)
Projected traffic50 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 283 RD over Raccoon River built?

It was built in 1937, making it 88 years old in 2025.

What condition is 283 RD over Raccoon 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 July 2024.

How much traffic does 283 RD over Raccoon River carry?

About 50 vehicles per day (2022 count).

How long is 283 RD over Raccoon River?

The structure is 378 ft (115.2 m) long with a longest span of 83 ft (25.3 m) and a deck 24 ft wide.

Who owns 283 RD over Raccoon River?

It is owned by the County Highway Agency.