US Bridges

FAS 1678(CH 3) over Salt Fork

Fair

Edgar County, Illinois · 1.5 MI N Scottland · Structure no. 023322800000000

Built
1969
56 years old
Condition
Fair
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
71 ft
1 main span
Daily traffic
175
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

FAS 1678(CH 3) over Salt Fork is a prestressed concrete box beam or girders - multiple carrying FAS 1678(CH 3) over Salt Fork in Edgar County, Illinois. It was built in 1969, so it is 56 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 175 vehicles a day, roughly 14% of them trucks, projected to reach 177 by 2046. The structure is 71 ft (21.7 m) long and 24 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesFAS 1678(CH 3)
CrossesSalt Fork
Location1.5 MI N Scottland
RouteCounty Highway 0
Coordinates39.82648, -87.60663
Functional classRural Minor 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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
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 rating52.5 US tons
Inventory rating31.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 15
Structure length71 ft (21.7 m)
Longest span68 ft (20.8 m)
Deck width24 ft (7.3 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic175 (2019)
Projected traffic177 by 2046
Trucks14%
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

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 1678(CH 3) over Salt Fork built?

It was built in 1969, making it 56 years old in 2025.

What condition is FAS 1678(CH 3) over Salt Fork 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 September 2024.

How much traffic does FAS 1678(CH 3) over Salt Fork carry?

About 175 vehicles per day (2019 count), of which roughly 14% are trucks.

How long is FAS 1678(CH 3) over Salt Fork?

The structure is 71 ft (21.7 m) long with a longest span of 68 ft (20.8 m) and a deck 24 ft wide.

Who owns FAS 1678(CH 3) over Salt Fork?

It is owned by the Town or Township Highway Agency.