US Bridges

52nd Ave over Drainage Ditch

Fair

Rock Island County, Illinois · SW Moline · Structure no. 081605200000000

Built
1975
50 years old, rebuilt 2003
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
63 ft
1 main span
Daily traffic
3,350
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

52nd Ave over Drainage Ditch is a steel stringer/multi-beam or girder carrying 52nd Ave over Drainage Ditch in Rock Island County, Illinois. It was built in 1975 and reconstructed in 2003, so it is 50 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 3,350 vehicles a day, roughly 4% of them trucks, projected to reach 3,384 by 2046. The structure is 63 ft (19.2 m) long and 70 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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Carries52nd Ave
CrossesDrainage Ditch
LocationSW Moline
CountyRock Island County
StateIllinois
Coordinates41.46408, -90.50675
Functional classUrban Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length63 ft (19.2 m)
Longest span58 ft (17.7 m)
Deck width70 ft (21.3 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,350 (2020)
Projected traffic3,384 by 2046
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 52nd Ave over Drainage Ditch built?

It was built in 1975, making it 50 years old in 2025. It was reconstructed in 2003.

What condition is 52nd Ave over Drainage Ditch 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 October 2024.

How much traffic does 52nd Ave over Drainage Ditch carry?

About 3,350 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is 52nd Ave over Drainage Ditch?

The structure is 63 ft (19.2 m) long with a longest span of 58 ft (17.7 m) and a deck 70 ft wide.

Who owns 52nd Ave over Drainage Ditch?

It is owned by the City or Municipal Highway Agency.