US Bridges

288th ST over Mud Creek Overflow

Fair

Scott County, Iowa · 080E22205 · Structure no. 000000000303291

Built
1991
34 years old
Condition
Fair
inspected April 2023
Type
Tee Beam
Prestressed Concrete
Length
29 ft
1 main span
Daily traffic
45
2022 count
Owner
County
County Highway Agency

About this bridge

288th ST over Mud Creek Overflow is a prestressed concrete tee beam carrying 288th ST over Mud Creek Overflow in Scott County, Iowa. It was built in 1991, so it is 34 years old, younger than the Iowa average of 45.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 45 vehicles a day, projected to reach 45 by 2043. The structure is 29 ft (8.8 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries288th ST
CrossesMud Creek Overflow
Location080E22205
RouteCounty Highway 0
StateIowa
Coordinates41.72369, -90.70826
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating68.5 US tons
Inventory rating41.1 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length29 ft (8.8 m)
Longest span28 ft (8.5 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic45 (2022)
Projected traffic45 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 288th ST over Mud Creek Overflow built?

It was built in 1991, making it 34 years old in 2025.

What condition is 288th ST over Mud Creek Overflow in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2023.

How much traffic does 288th ST over Mud Creek Overflow carry?

About 45 vehicles per day (2022 count).

How long is 288th ST over Mud Creek Overflow?

The structure is 29 ft (8.8 m) long with a longest span of 28 ft (8.5 m) and a deck 28 ft wide.

Who owns 288th ST over Mud Creek Overflow?

It is owned by the County Highway Agency.