US Bridges

Il 84 over Drainage Ditch

Good

Rock Island County, Illinois · S Edge Cordova · Structure no. 081203800000000

Built
2013
12 years old
Condition
Good
inspected June 2023
Type
Culvert
Concrete
Length
26 ft
2 main spans
Daily traffic
3,850
2023 count
Owner
State
State Highway Agency

About this bridge

Il 84 over Drainage Ditch is a concrete culvert carrying Il 84 over Drainage Ditch in Rock Island County, Illinois. It was built in 2013, so it is 12 years old, younger than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,850 vehicles a day, roughly 12% of them trucks, projected to reach 4,394 by 2046. The structure is 26 ft (7.9 m) long and 51 ft wide. If it were closed, the detour would be 44.7 mi (72 km).

Location

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CarriesIl 84
CrossesDrainage Ditch
LocationS Edge Cordova
RouteState Highway 84
CountyRock Island County
StateIllinois
Coordinates41.67619, -90.31842
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating104.6 US tons
Inventory rating80.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length26 ft (7.9 m)
Longest span13 ft (3.9 m)
Deck width51 ft (15.4 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,850 (2023)
Projected traffic4,394 by 2046
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed44.7 mi (72 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Il 84 over Drainage Ditch built?

It was built in 2013, making it 12 years old in 2025.

What condition is Il 84 over Drainage Ditch in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2023.

How much traffic does Il 84 over Drainage Ditch carry?

About 3,850 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is Il 84 over Drainage Ditch?

The structure is 26 ft (7.9 m) long with a longest span of 13 ft (3.9 m) and a deck 51 ft wide.

Who owns Il 84 over Drainage Ditch?

It is owned by the State Highway Agency.