US Bridges

East 10th Ave. over Mill Creek

Poor

Rock Island County, Illinois · .6MI E US67 in Milan · Structure no. 081610000000000

Built
1985
40 years old
Condition
Poor
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
312 ft
3 main spans
Daily traffic
7,750
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

East 10th Ave. over Mill Creek is a prestressed concrete stringer/multi-beam or girder carrying East 10th Ave. over Mill Creek in Rock Island County, Illinois. It was built in 1985, so it is 40 years old, younger than the Illinois average of 45.3 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 7,750 vehicles a day, roughly 11% of them trucks, projected to reach 6,616 by 2046. The structure is 312 ft (95.1 m) long and 43 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesEast 10th Ave.
CrossesMill Creek
Location.6MI E US67 in Milan
CountyRock Island County
StateIllinois
Coordinates41.44247, -90.55597
Functional classUrban Minor Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
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 rating48.9 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length312 ft (95.1 m)
Longest span101 ft (30.8 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,750 (2023)
Projected traffic6,616 by 2046
Trucks11%
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 East 10th Ave. over Mill Creek built?

It was built in 1985, making it 40 years old in 2025.

What condition is East 10th Ave. over Mill 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 August 2024.

How much traffic does East 10th Ave. over Mill Creek carry?

About 7,750 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is East 10th Ave. over Mill Creek?

The structure is 312 ft (95.1 m) long with a longest span of 101 ft (30.8 m) and a deck 43 ft wide.

Who owns East 10th Ave. over Mill Creek?

It is owned by the City or Municipal Highway Agency.