US Bridges

Local over Weldon River

GoodPosted for load

Decatur County, Iowa · 068240403 · Structure no. 000000000136751

Built
1997
28 years old
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
152 ft
3 main spans
Daily traffic
5
2022 count
Owner
County
County Highway Agency

About this bridge

Local over Weldon River is a steel stringer/multi-beam or girder carrying Local over Weldon River in Decatur County, Iowa. It was built in 1997, so it is 28 years old, younger than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. Its operating status is: posted for other load-capacity restriction.

It carries about 5 vehicles a day, projected to reach 5 by 2043. The structure is 152 ft (46.3 m) long and 25 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLocal
CrossesWeldon River
Location068240403
RouteCounty Highway 0
StateIowa
Coordinates40.72513, -93.63096
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusPosted for other load-capacity restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating38.5 US tons
Inventory rating23.1 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans3
Design loadUnknown
Structure length152 ft (46.3 m)
Longest span72 ft (21.9 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5 (2022)
Projected traffic5 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Local over Weldon River built?

It was built in 1997, making it 28 years old in 2025.

What condition is Local over Weldon River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in December 2023.

How much traffic does Local over Weldon River carry?

About 5 vehicles per day (2022 count).

How long is Local over Weldon River?

The structure is 152 ft (46.3 m) long with a longest span of 72 ft (21.9 m) and a deck 25 ft wide.

Who owns Local over Weldon River?

It is owned by the County Highway Agency.