US Bridges

Lcl-Ingraham Av over Stream

PoorPosted for load

Mills County, Iowa · 072401501 · Structure no. 000000000245600

Built
1954
71 years old
Condition
Poor
inspected March 2023
Type
Truss - Thru
Steel
Length
61 ft
1 main span
Daily traffic
5
2021 count
Owner
County
County Highway Agency

About this bridge

Lcl-Ingraham Av over Stream is a steel truss - thru carrying Lcl-Ingraham Av over Stream in Mills County, Iowa. It was built in 1954, so it is 71 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 4 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 5 vehicles a day, projected to reach 5 by 2043. The structure is 61 ft (18.6 m) long and 16 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesLcl-Ingraham Av
CrossesStream
Location072401501
RouteCounty Highway 0
CountyMills County
StateIowa
Coordinates41.04535, -95.43388
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, 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
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating17.9 US tons
Inventory rating10.8 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckWood or timber
Main spans1
Design loadHS 20
Structure length61 ft (18.6 m)
Longest span60 ft (18.3 m)
Deck width16 ft (4.9 m)
Roadway width15 ft (4.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5 (2021)
Projected traffic5 by 2043
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Lcl-Ingraham Av over Stream built?

It was built in 1954, making it 71 years old in 2025.

What condition is Lcl-Ingraham Av over Stream 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 Lcl-Ingraham Av over Stream carry?

About 5 vehicles per day (2021 count).

How long is Lcl-Ingraham Av over Stream?

The structure is 61 ft (18.6 m) long with a longest span of 60 ft (18.3 m) and a deck 16 ft wide.

Who owns Lcl-Ingraham Av over Stream?

It is owned by the County Highway Agency.