US Bridges

Airport Road over Drainage Ditch

Good

Rock Island County, Illinois · 0.25 MI E. of I-280 · Structure no. 081202100000000

Built
2005
20 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
33 ft
3 main spans
Daily traffic
9,050
2020 count
Owner
State
State Highway Agency

About this bridge

Airport Road over Drainage Ditch is a concrete culvert carrying Airport Road over Drainage Ditch in Rock Island County, Illinois. It was built in 2005, so it is 20 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 9,050 vehicles a day, roughly 11% of them trucks, projected to reach 9,141 by 2046. The structure is 33 ft (10.2 m) long. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesAirport Road
CrossesDrainage Ditch
Location0.25 MI E. of I-280
CountyRock Island County
StateIllinois
Coordinates41.45284, -90.54361
Functional classUrban Other Principal Arterial

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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.1 US tons
Inventory rating40.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length33 ft (10.2 m)
Longest span11 ft (3.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,050 (2020)
Projected traffic9,141 by 2046
Trucks11%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 Airport Road over Drainage Ditch built?

It was built in 2005, making it 20 years old in 2025.

What condition is Airport Road 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 October 2023.

How much traffic does Airport Road over Drainage Ditch carry?

About 9,050 vehicles per day (2020 count), of which roughly 11% are trucks.

How long is Airport Road over Drainage Ditch?

The structure is 33 ft (10.2 m) long with a longest span of 11 ft (3.4 m).

Who owns Airport Road over Drainage Ditch?

It is owned by the State Highway Agency.