US Bridges

R Ave / P30 over Raccoon River

Fair

Greene County, Iowa · 083303602 · Structure no. 000000000162195

Built
1975
50 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
392 ft
4 main spans
Daily traffic
190
2022 count
Owner
County
County Highway Agency

About this bridge

R Ave / P30 over Raccoon River is a prestressed concrete stringer/multi-beam or girder carrying R Ave / P30 over Raccoon River in Greene County, Iowa. It was built in 1975, so it is 50 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 190 vehicles a day, roughly 14% of them trucks, projected to reach 190 by 2044. The structure is 392 ft (119.5 m) long and 34 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesR Ave / P30
CrossesRaccoon River
Location083303602
RouteCounty Highway 0
CountyGreene County
StateIowa
Coordinates41.95679, -94.29906
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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67 US tons
Inventory rating40.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length392 ft (119.5 m)
Longest span97 ft (29.6 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic190 (2022)
Projected traffic190 by 2044
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 R Ave / P30 over Raccoon River built?

It was built in 1975, making it 50 years old in 2025.

What condition is R Ave / P30 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 June 2024.

How much traffic does R Ave / P30 over Raccoon River carry?

About 190 vehicles per day (2022 count), of which roughly 14% are trucks.

How long is R Ave / P30 over Raccoon River?

The structure is 392 ft (119.5 m) long with a longest span of 97 ft (29.6 m) and a deck 34 ft wide.

Who owns R Ave / P30 over Raccoon River?

It is owned by the County Highway Agency.