US Bridges

Local over Elk Run

Fair

Carroll County, Iowa · 085341107 · Structure no. 000000000096190

Built
1900
125 years old, rebuilt 2020
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
92 ft
3 main spans
Daily traffic
34
2022 count
Owner
County
County Highway Agency

About this bridge

Local over Elk Run is a steel stringer/multi-beam or girder carrying Local over Elk Run in Carroll County, Iowa. It was built in 1900 and reconstructed in 2020, so it is 125 years old, older than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 34 vehicles a day, roughly 29% of them trucks, projected to reach 34 by 2044. The structure is 92 ft (28 m) long and 18 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesLocal
CrossesElk Run
Location085341107
RouteCounty Highway 0
CountyCarroll County
StateIowa
Coordinates42.18818, -94.76771
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating23.7 US tons
Inventory rating17 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans3
Design loadUnknown
Structure length92 ft (28 m)
Longest span42 ft (12.8 m)
Deck width18 ft (5.5 m)
Roadway width17 ft (5.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic34 (2022)
Projected traffic34 by 2044
Trucks29%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Elk Run built?

It was built in 1900, making it 125 years old in 2025. It was reconstructed in 2020.

What condition is Local over Elk Run in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2024.

How much traffic does Local over Elk Run carry?

About 34 vehicles per day (2022 count), of which roughly 29% are trucks.

How long is Local over Elk Run?

The structure is 92 ft (28 m) long with a longest span of 42 ft (12.8 m) and a deck 18 ft wide.

Who owns Local over Elk Run?

It is owned by the County Highway Agency.