US Bridges

Lcl-Rist Ave over Drainage

PoorPosted for load

Mills County, Iowa · 071433403 · Structure no. 000000000245490

Built
1961
64 years old, rebuilt 1972
Condition
Poor
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
34 ft
1 main span
Daily traffic
15
2022 count
Owner
County
County Highway Agency

About this bridge

Lcl-Rist Ave over Drainage is a steel stringer/multi-beam or girder carrying Lcl-Rist Ave over Drainage in Mills County, Iowa. It was built in 1961 and reconstructed in 1972, so it is 64 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 15 vehicles a day, projected to reach 15 by 2043. The structure is 34 ft (10.4 m) long and 22 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLcl-Rist Ave
CrossesDrainage
Location071433403
RouteCounty Highway 0
StateIowa
Coordinates40.91241, -95.7791
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
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating21.2 US tons
Inventory rating15.5 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length34 ft (10.4 m)
Longest span32 ft (9.8 m)
Deck width22 ft (6.7 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (2022)
Projected traffic15 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Lcl-Rist Ave over Drainage built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 1972.

What condition is Lcl-Rist Ave over Drainage 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-Rist Ave over Drainage carry?

About 15 vehicles per day (2022 count).

How long is Lcl-Rist Ave over Drainage?

The structure is 34 ft (10.4 m) long with a longest span of 32 ft (9.8 m) and a deck 22 ft wide.

Who owns Lcl-Rist Ave over Drainage?

It is owned by the County Highway Agency.