US Bridges

Local over Byers Branch Creek

PoorPosted for load

Jasper County, Iowa · 081213002 · Structure no. 000000000199700

Built
1947
78 years old
Condition
Poor
inspected April 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
21 ft
1 main span
Daily traffic
—
2022 count
Owner
County
County Highway Agency

About this bridge

Local over Byers Branch Creek is a wood or timber stringer/multi-beam or girder carrying Local over Byers Branch Creek in Jasper County, Iowa. It was built in 1947, 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 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.

No traffic count is recorded. The structure is 21 ft (6.4 m) long and 16 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesLocal
CrossesByers Branch Creek
Location081213002
RouteCounty Highway 0
StateIowa
Coordinates41.79942, -93.34811
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 protection6 SatisfactoryStructural elements show some minor deterioration.
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 geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating34.5 US tons
Inventory rating28.3 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadUnknown
Structure length21 ft (6.4 m)
Longest span19 ft (5.8 m)
Deck width16 ft (4.9 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic—
Projected traffic—
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 Local over Byers Branch Creek built?

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

What condition is Local over Byers Branch 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 Byers Branch Creek carry?

No traffic count is recorded for this structure.

How long is Local over Byers Branch Creek?

The structure is 21 ft (6.4 m) long with a longest span of 19 ft (5.8 m) and a deck 16 ft wide.

Who owns Local over Byers Branch Creek?

It is owned by the County Highway Agency.