US Bridges

Local Road over West Branch Iowa River

PoorPosted for load

Wright County, Iowa · 093241106 · Structure no. 000000000358780

Built
1919
106 years old
Condition
Poor
inspected March 2023
Type
Truss - Thru
Steel
Length
77 ft
1 main span
Daily traffic
11
2021 count
Owner
County
County Highway Agency

About this bridge

Local Road over West Branch Iowa River is a steel truss - thru carrying Local Road over West Branch Iowa River in Wright County, Iowa. It was built in 1919, so it is 106 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 11 vehicles a day, projected to reach 11 by 2043. The structure is 77 ft (23.5 m) long and 18 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesLocal Road
CrossesWest Branch Iowa River
Location093241106
RouteCounty Highway 0
CountyWright County
StateIowa
Coordinates42.89139, -93.64608
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
Deck3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating32.1 US tons
Inventory rating19.3 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length77 ft (23.5 m)
Longest span75 ft (22.9 m)
Deck width18 ft (5.5 m)
Roadway width17 ft (5.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11 (2021)
Projected traffic11 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Road over West Branch Iowa River built?

It was built in 1919, making it 106 years old in 2025.

What condition is Local Road over West Branch Iowa River 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 March 2023.

How much traffic does Local Road over West Branch Iowa River carry?

About 11 vehicles per day (2021 count).

How long is Local Road over West Branch Iowa River?

The structure is 77 ft (23.5 m) long with a longest span of 75 ft (22.9 m) and a deck 18 ft wide.

Who owns Local Road over West Branch Iowa River?

It is owned by the County Highway Agency.