US Bridges

Muscatine RD over Sugar Creek

PoorPosted for load

Cedar County, Iowa · 079022203 · Structure no. 000000000101760

Built
1935
90 years old, rebuilt 1950
Condition
Poor
inspected May 2024
Type
Truss - Thru
Steel
Length
221 ft
1 main span
Daily traffic
100
2021 count
Owner
County
County Highway Agency

About this bridge

Muscatine RD over Sugar Creek is a steel truss - thru carrying Muscatine RD over Sugar Creek in Cedar County, Iowa. It was built in 1935 and reconstructed in 1950, so it is 90 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 100 vehicles a day, projected to reach 100 by 2044. The structure is 221 ft (67.4 m) long and 21 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

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CarriesMuscatine RD
CrossesSugar Creek
Location079022203
RouteCounty Highway 0
CountyCedar County
StateIowa
Coordinates41.63951, -91.06212
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
Deck3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 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 alignment7: Better than present minimum criteria
Operating rating27.4 US tons
Inventory rating14.8 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadUnknown
Structure length221 ft (67.4 m)
Longest span132 ft (40.2 m)
Deck width21 ft (6.4 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deck15 ft (4.5 m)

Traffic and service

Average daily traffic100 (2021)
Projected traffic100 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2.4 million (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Muscatine RD over Sugar Creek built?

It was built in 1935, making it 90 years old in 2025. It was reconstructed in 1950.

What condition is Muscatine RD 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 May 2024.

How much traffic does Muscatine RD over Sugar Creek carry?

About 100 vehicles per day (2021 count).

How long is Muscatine RD over Sugar Creek?

The structure is 221 ft (67.4 m) long with a longest span of 132 ft (40.2 m) and a deck 21 ft wide.

Who owns Muscatine RD over Sugar Creek?

It is owned by the County Highway Agency.