US Bridges

US 51 (sb)(fap 322 over Trib Long Point CR

Fair

De Witt County, Illinois · 1.75 MI N of Wapella · Structure no. 020004700000000

Built
1986
39 years old, rebuilt 2014
Condition
Fair
inspected October 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
64 ft
1 main span
Daily traffic
9,650
2023 count
Owner
State
State Highway Agency

About this bridge

US 51 (sb)(fap 322 over Trib Long Point CR is a prestressed concrete box beam or girders - multiple carrying US 51 (sb)(fap 322 over Trib Long Point CR in De Witt County, Illinois. It was built in 1986 and reconstructed in 2014, so it is 39 years old, younger 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 9,650 vehicles a day, roughly 18% of them trucks, projected to reach 4,570 by 2046. The structure is 64 ft (19.6 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesUS 51 (sb)(fap 322
CrossesTrib Long Point CR
Location1.75 MI N of Wapella
RouteU.S. Route 51
CountyDe Witt County
StateIllinois
Coordinates40.25151, -88.97679
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 rating65.4 US tons
Inventory rating50.4 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length64 ft (19.6 m)
Longest span62 ft (18.9 m)
Deck width42 ft (12.8 m)
Roadway width41 ft (12.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,650 (2023)
Projected traffic4,570 by 2046
Trucks18%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 US 51 (sb)(fap 322 over Trib Long Point CR built?

It was built in 1986, making it 39 years old in 2025. It was reconstructed in 2014.

What condition is US 51 (sb)(fap 322 over Trib Long Point CR 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 October 2023.

How much traffic does US 51 (sb)(fap 322 over Trib Long Point CR carry?

About 9,650 vehicles per day (2023 count), of which roughly 18% are trucks.

How long is US 51 (sb)(fap 322 over Trib Long Point CR?

The structure is 64 ft (19.6 m) long with a longest span of 62 ft (18.9 m) and a deck 42 ft wide.

Who owns US 51 (sb)(fap 322 over Trib Long Point CR?

It is owned by the State Highway Agency.