US Bridges

FM over Sugar Creek

Poor

Lee County, Iowa · 068072403 · Structure no. 000000000219280

Built
1968
57 years old
Condition
Poor
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
154 ft
3 main spans
Daily traffic
340
2022 count
Owner
County
County Highway Agency

About this bridge

FM over Sugar Creek is a steel continuous stringer/multi-beam or girder carrying FM over Sugar Creek in Lee County, Iowa. It was built in 1968, so it is 57 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.

It carries about 340 vehicles a day, roughly 14% of them trucks, projected to reach 340 by 2044. The structure is 154 ft (46.9 m) long and 30 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesFM
CrossesSugar Creek
Location068072403
RouteCounty Highway 0
StateIowa
Coordinates40.67293, -91.61059
Functional classRural Minor Collector

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating43 US tons
Inventory rating28.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length154 ft (46.9 m)
Longest span58 ft (17.7 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic340 (2022)
Projected traffic340 by 2044
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FM over Sugar Creek built?

It was built in 1968, making it 57 years old in 2025.

What condition is FM over 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 March 2024.

How much traffic does FM over Sugar Creek carry?

About 340 vehicles per day (2022 count), of which roughly 14% are trucks.

How long is FM over Sugar Creek?

The structure is 154 ft (46.9 m) long with a longest span of 58 ft (17.7 m) and a deck 30 ft wide.

Who owns FM over Sugar Creek?

It is owned by the County Highway Agency.