US Bridges

Local over Burr Oak Creek

PoorPosted for load

Jasper County, Iowa · 081183401 · Structure no. 000000000199000

Built
1950
75 years old, rebuilt 1969
Condition
Poor
inspected April 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
20 ft
1 main span
Daily traffic
30
2022 count
Owner
County
County Highway Agency

About this bridge

Local over Burr Oak Creek is a wood or timber stringer/multi-beam or girder carrying Local over Burr Oak Creek in Jasper County, Iowa. It was built in 1950 and reconstructed in 1969, so it is 75 years old, older than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 30 vehicles a day, projected to reach 30 by 2044. The structure is 20 ft (6.1 m) long and 20 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesLocal
CrossesBurr Oak Creek
Location081183401
RouteCounty Highway 0
StateIowa
Coordinates41.79076, -92.92974
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating15.5 US tons
Inventory rating12.3 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadUnknown
Structure length20 ft (6.1 m)
Longest span17 ft (5.2 m)
Deck width20 ft (6.2 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2022)
Projected traffic30 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Local over Burr Oak Creek built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 1969.

What condition is Local over Burr Oak Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does Local over Burr Oak Creek carry?

About 30 vehicles per day (2022 count).

How long is Local over Burr Oak Creek?

The structure is 20 ft (6.1 m) long with a longest span of 17 ft (5.2 m) and a deck 20 ft wide.

Who owns Local over Burr Oak Creek?

It is owned by the County Highway Agency.