US Bridges

Local over East Boyer River

PoorPosted for load

Crawford County, Iowa · 083380806 · Structure no. 000000000127540

Built
1967
58 years old
Condition
Poor
inspected May 2023
Type
Truss - Thru
Steel
Length
174 ft
1 main span
Daily traffic
125
2021 count
Owner
County
County Highway Agency

About this bridge

Local over East Boyer River is a steel truss - thru carrying Local over East Boyer River in Crawford County, Iowa. It was built in 1967, so it is 58 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 125 vehicles a day, projected to reach 125 by 2043. The structure is 174 ft (53 m) long and 21 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesLocal
CrossesEast Boyer River
Location083380806
RouteCounty Highway 0
CountyCrawford County
StateIowa
Coordinates42.02176, -95.29489
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.
Superstructure4 PoorAdvanced section loss, deterioration, 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 inspectionMay 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating31.2 US tons
Inventory rating20.5 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckWood or timber
Main spans1 (+1 approach)
Design loadUnknown
Structure length174 ft (53 m)
Longest span130 ft (39.6 m)
Deck width21 ft (6.4 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deck13 ft (4 m)

Traffic and service

Average daily traffic125 (2021)
Projected traffic125 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 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 East Boyer River built?

It was built in 1967, making it 58 years old in 2025.

What condition is Local over East Boyer 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 May 2023.

How much traffic does Local over East Boyer River carry?

About 125 vehicles per day (2021 count).

How long is Local over East Boyer River?

The structure is 174 ft (53 m) long with a longest span of 130 ft (39.6 m) and a deck 21 ft wide.

Who owns Local over East Boyer River?

It is owned by the County Highway Agency.