US Bridges

19th ST Nb-Moline over FAI 74

Fair

Rock Island County, Illinois · .6 MI S 23rd Ave · Structure no. 081010800000000

Built
1971
54 years old
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
234 ft
2 main spans
Daily traffic
4,600
2015 count
Owner
State
State Highway Agency

About this bridge

19th ST Nb-Moline over FAI 74 is a steel continuous stringer/multi-beam or girder carrying 19th ST Nb-Moline over FAI 74 in Rock Island County, Illinois. It was built in 1971, so it is 54 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 4,600 vehicles a day, roughly 3% of them trucks, projected to reach 4,646 by 2046. The structure is 234 ft (71.4 m) long and 42 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

Location

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Carries19th ST Nb-Moline
CrossesFAI 74
Location.6 MI S 23rd Ave
CountyRock Island County
StateIllinois
Coordinates41.48431, -90.49823
Functional classUrban Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.9 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20 + Mod
Structure length234 ft (71.4 m)
Longest span123 ft (37.5 m)
Deck width42 ft (12.9 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,600 (2015)
Projected traffic4,646 by 2046
Trucks3%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed11.2 mi (18 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$1.2 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was 19th ST Nb-Moline over FAI 74 built?

It was built in 1971, making it 54 years old in 2025.

What condition is 19th ST Nb-Moline over FAI 74 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 December 2024.

How much traffic does 19th ST Nb-Moline over FAI 74 carry?

About 4,600 vehicles per day (2015 count), of which roughly 3% are trucks.

How long is 19th ST Nb-Moline over FAI 74?

The structure is 234 ft (71.4 m) long with a longest span of 123 ft (37.5 m) and a deck 42 ft wide.

Who owns 19th ST Nb-Moline over FAI 74?

It is owned by the State Highway Agency.