US Bridges

US 45 over Pankey Branch

Good

Saline County, Illinois · 1 MI SW Harrisburg · Structure no. 083200900000000

Built
1992
33 years old
Condition
Good
inspected January 2025
Type
Culvert
Concrete Continuous
Length
38 ft
3 main spans
Daily traffic
4,400
2023 count
Owner
State
State Highway Agency

About this bridge

US 45 over Pankey Branch is a concrete continuous culvert carrying US 45 over Pankey Branch in Saline County, Illinois. It was built in 1992, so it is 33 years old, younger 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 4,400 vehicles a day, roughly 10% of them trucks, projected to reach 5,050 by 2046. The structure is 38 ft (11.6 m) long. If it were closed, the detour would be 29.8 mi (48 km).

CarriesUS 45
CrossesPankey Branch
Location1 MI SW Harrisburg
RouteU.S. Route 45
Coordinates37.71024, -88.56467
Functional classUrban 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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.4 US tons
Inventory rating42.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span12 ft (3.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,400 (2023)
Projected traffic5,050 by 2046
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.8 mi (48 km)
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 US 45 over Pankey Branch built?

It was built in 1992, making it 33 years old in 2025.

What condition is US 45 over Pankey Branch 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 January 2025.

How much traffic does US 45 over Pankey Branch carry?

About 4,400 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is US 45 over Pankey Branch?

The structure is 38 ft (11.6 m) long with a longest span of 12 ft (3.8 m).

Who owns US 45 over Pankey Branch?

It is owned by the State Highway Agency.