US Bridges

155 Ave W over Mud Creek

Fair

Rock Island County, Illinois · 6 MI SW of Milan · Structure no. 081307800000000

Built
1974
51 years old
Condition
Fair
inspected November 2022
Type
Channel Beam
Concrete
Length
32 ft
1 main span
Daily traffic
75
2010 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

155 Ave W over Mud Creek is a concrete channel beam carrying 155 Ave W over Mud Creek in Rock Island County, Illinois. It was built in 1974, so it is 51 years old, older than the Illinois average of 45.3 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 75 vehicles a day, roughly 13% of them trucks, projected to reach 76 by 2046. The structure is 32 ft (9.8 m) long and 26 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Carries155 Ave W
CrossesMud Creek
Location6 MI SW of Milan
RouteCounty Highway 0
Coordinates41.36399, -90.58957
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 inspectionNovember 2022
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating71.1 US tons
Inventory rating42.5 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHS 15
Structure length32 ft (9.8 m)
Longest span29 ft (8.8 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2010)
Projected traffic76 by 2046
Trucks13%
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

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 155 Ave W over Mud Creek built?

It was built in 1974, making it 51 years old in 2025.

What condition is 155 Ave W over Mud Creek 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 November 2022.

How much traffic does 155 Ave W over Mud Creek carry?

About 75 vehicles per day (2010 count), of which roughly 13% are trucks.

How long is 155 Ave W over Mud Creek?

The structure is 32 ft (9.8 m) long with a longest span of 29 ft (8.8 m) and a deck 26 ft wide.

Who owns 155 Ave W over Mud Creek?

It is owned by the Town or Township Highway Agency.