US Bridges

FAS 749 over Otter Creek

Fair

Jersey County, Illinois · 2.2 MI N Il Rt 3 · Structure no. 042300700000000

Built
1963
62 years old
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
115 ft
3 main spans
Daily traffic
900
2022 count
Owner
County
County Highway Agency

About this bridge

FAS 749 over Otter Creek is a steel continuous stringer/multi-beam or girder carrying FAS 749 over Otter Creek in Jersey County, Illinois. It was built in 1963, so it is 62 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 900 vehicles a day, roughly 7% of them trucks, projected to reach 1,111 by 2046. The structure is 115 ft (35.1 m) long and 26 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesFAS 749
CrossesOtter Creek
Location2.2 MI N Il Rt 3
RouteCounty Highway 0
Coordinates39.02897, -90.40387
Functional classRural Major 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.2 US tons
Inventory rating22.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 15
Structure length115 ft (35.1 m)
Longest span43 ft (13.1 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic900 (2022)
Projected traffic1,111 by 2046
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 FAS 749 over Otter Creek built?

It was built in 1963, making it 62 years old in 2025.

What condition is FAS 749 over Otter Creek 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 FAS 749 over Otter Creek carry?

About 900 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is FAS 749 over Otter Creek?

The structure is 115 ft (35.1 m) long with a longest span of 43 ft (13.1 m) and a deck 26 ft wide.

Who owns FAS 749 over Otter Creek?

It is owned by the County Highway Agency.