US Bridges

Ch 1(FAS 658) over West Okaw River

Fair

Moultrie County, Illinois · 3.9 MI N Lovington · Structure no. 070300200000000

Built
1973
52 years old
Condition
Fair
inspected February 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
146 ft
3 main spans
Daily traffic
175
2020 count
Owner
County
County Highway Agency

About this bridge

Ch 1(FAS 658) over West Okaw River is a prestressed concrete box beam or girders - multiple carrying Ch 1(FAS 658) over West Okaw River in Moultrie County, Illinois. It was built in 1973, so it is 52 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 5 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 175 vehicles a day, roughly 5% of them trucks, projected to reach 184 by 2046. The structure is 146 ft (44.6 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCh 1(FAS 658)
CrossesWest Okaw River
Location3.9 MI N Lovington
RouteCounty Highway 0
Coordinates39.77627, -88.63484
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating39.2 US tons
Inventory rating20 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 15
Structure length146 ft (44.6 m)
Longest span46 ft (14.1 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic175 (2020)
Projected traffic184 by 2046
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Ch 1(FAS 658) over West Okaw River built?

It was built in 1973, making it 52 years old in 2025.

What condition is Ch 1(FAS 658) over West Okaw River 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 February 2024.

How much traffic does Ch 1(FAS 658) over West Okaw River carry?

About 175 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Ch 1(FAS 658) over West Okaw River?

The structure is 146 ft (44.6 m) long with a longest span of 46 ft (14.1 m) and a deck 30 ft wide.

Who owns Ch 1(FAS 658) over West Okaw River?

It is owned by the County Highway Agency.