US Bridges

I 74 NB over Il 92EB&WB(1-7th Av)

Fair

Rock Island County, Illinois · Approach to Miss Riv · Structure no. 081017700000000

Built
2019
6 years old
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,936 ft
11 main spans
Daily traffic
23,450
2023 count
Owner
State
State Highway Agency

About this bridge

I 74 NB over Il 92EB&WB(1-7th Av) is a steel continuous stringer/multi-beam or girder carrying I 74 NB over Il 92EB&WB(1-7th Av) in Rock Island County, Illinois. It was built in 2019, so it is 6 years old, younger 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 23,450 vehicles a day, roughly 5% of them trucks, projected to reach 53,530 by 2046. The structure is 1,936 ft (590.2 m) long and 79 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI 74 NB
CrossesIl 92EB&WB(1-7th Av)
LocationApproach to Miss Riv
RouteInterstate 74
CountyRock Island County
StateIllinois
Coordinates41.50804, -90.50885
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.8 US tons
Inventory rating48.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans11
Design loadHS 25 or greater
Structure length1,936 ft (590.2 m)
Longest span230 ft (70.1 m)
Deck width79 ft (24.1 m)
Roadway width75 ft (23 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,450 (2023)
Projected traffic53,530 by 2046
Trucks5%
Lanes on structure5
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 74 NB over Il 92EB&WB(1-7th Av) built?

It was built in 2019, making it 6 years old in 2025.

What condition is I 74 NB over Il 92EB&WB(1-7th Av) 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 January 2024.

How much traffic does I 74 NB over Il 92EB&WB(1-7th Av) carry?

About 23,450 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is I 74 NB over Il 92EB&WB(1-7th Av)?

The structure is 1,936 ft (590.2 m) long with a longest span of 230 ft (70.1 m) and a deck 79 ft wide.

Who owns I 74 NB over Il 92EB&WB(1-7th Av)?

It is owned by the State Highway Agency.