US Bridges

200th Ave. over White Oak Creek

FairPosted for load

Jones County, Iowa · 083042502 · Structure no. 000000000206871

Built
1947
78 years old, rebuilt 1988
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
47 ft
2 main spans
Daily traffic
49
2022 count
Owner
County
County Highway Agency

About this bridge

200th Ave. over White Oak Creek is a wood or timber stringer/multi-beam or girder carrying 200th Ave. over White Oak Creek in Jones County, Iowa. It was built in 1947 and reconstructed in 1988, so it is 78 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 other load-capacity restriction.

It carries about 49 vehicles a day, projected to reach 49 by 2043. The structure is 47 ft (14.3 m) long and 22 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
Carries200th Ave.
CrossesWhite Oak Creek
Location083042502
RouteCounty Highway 0
CountyJones County
StateIowa
Coordinates41.97108, -91.26862
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 inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusPosted for other load-capacity restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating16.8 US tons
Inventory rating11.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadHS 20
Structure length47 ft (14.3 m)
Longest span31 ft (9.4 m)
Deck width22 ft (6.7 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic49 (2022)
Projected traffic49 by 2043
Trucks0%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 200th Ave. over White Oak Creek built?

It was built in 1947, making it 78 years old in 2025. It was reconstructed in 1988.

What condition is 200th Ave. over White Oak Creek 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 2023.

How much traffic does 200th Ave. over White Oak Creek carry?

About 49 vehicles per day (2022 count).

How long is 200th Ave. over White Oak Creek?

The structure is 47 ft (14.3 m) long with a longest span of 31 ft (9.4 m) and a deck 22 ft wide.

Who owns 200th Ave. over White Oak Creek?

It is owned by the County Highway Agency.