US Bridges

Local Secondary over West Branch Sugar Creek

PoorPosted for load

Lee County, Iowa · 069062903 · Structure no. 000000000219741

Built
1934
91 years old, rebuilt 1971
Condition
Poor
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
34 ft
1 main span
Daily traffic
30
2022 count
Owner
County
County Highway Agency

About this bridge

Local Secondary over West Branch Sugar Creek is a steel stringer/multi-beam or girder carrying Local Secondary over West Branch Sugar Creek in Lee County, Iowa. It was built in 1934 and reconstructed in 1971, so it is 91 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 30 vehicles a day, projected to reach 30 by 2044. The structure is 34 ft (10.4 m) long and 21 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLocal Secondary
CrossesWest Branch Sugar Creek
Location069062903
RouteCounty Highway 0
StateIowa
Coordinates40.74804, -91.58149
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
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 inspectionFebruary 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating21.9 US tons
Inventory rating15.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length34 ft (10.4 m)
Longest span32 ft (9.8 m)
Deck width21 ft (6.5 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2022)
Projected traffic30 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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$165,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Local Secondary over West Branch Sugar Creek built?

It was built in 1934, making it 91 years old in 2025. It was reconstructed in 1971.

What condition is Local Secondary over West Branch Sugar Creek 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 February 2024.

How much traffic does Local Secondary over West Branch Sugar Creek carry?

About 30 vehicles per day (2022 count).

How long is Local Secondary over West Branch Sugar Creek?

The structure is 34 ft (10.4 m) long with a longest span of 32 ft (9.8 m) and a deck 21 ft wide.

Who owns Local Secondary over West Branch Sugar Creek?

It is owned by the County Highway Agency.