US Bridges

FAP 71 (il 54) over N Fork Salt Creek

Good

De Witt County, Illinois · 3 MI W of Dewitt · Structure no. 020004300000000

Built
1976
49 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
237 ft
3 main spans
Daily traffic
1,650
2023 count
Owner
State
State Highway Agency

About this bridge

FAP 71 (il 54) over N Fork Salt Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying FAP 71 (il 54) over N Fork Salt Creek in De Witt County, Illinois. It was built in 1976, so it is 49 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,650 vehicles a day, roughly 14% of them trucks, projected to reach 1,768 by 2046. The structure is 237 ft (72.1 m) long and 46 ft wide.

CarriesFAP 71 (il 54)
CrossesN Fork Salt Creek
Location3 MI W of Dewitt
RouteState Highway 54
Coordinates40.17957, -88.84442
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.7 US tons
Inventory rating33.2 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length237 ft (72.1 m)
Longest span78 ft (23.8 m)
Deck width46 ft (14 m)
Roadway width43 ft (13 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,650 (2023)
Projected traffic1,768 by 2046
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FAP 71 (il 54) over N Fork Salt Creek built?

It was built in 1976, making it 49 years old in 2025.

What condition is FAP 71 (il 54) over N Fork Salt Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2024.

How much traffic does FAP 71 (il 54) over N Fork Salt Creek carry?

About 1,650 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is FAP 71 (il 54) over N Fork Salt Creek?

The structure is 237 ft (72.1 m) long with a longest span of 78 ft (23.8 m) and a deck 46 ft wide.

Who owns FAP 71 (il 54) over N Fork Salt Creek?

It is owned by the State Highway Agency.