US Bridges

FAU 8156 over Panther Creek

Good

Sangamon County, Illinois · 2.5 SE of Chatham · Structure no. 084352900000000

Built
1985
40 years old
Condition
Good
inspected March 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
89 ft
3 main spans
Daily traffic
225
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

FAU 8156 over Panther Creek is a prestressed concrete box beam or girders - multiple carrying FAU 8156 over Panther Creek in Sangamon County, Illinois. It was built in 1985, so it is 40 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 225 vehicles a day, roughly 18% of them trucks, projected to reach 278 by 2046. The structure is 89 ft (27 m) long and 27 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesFAU 8156
CrossesPanther Creek
Location2.5 SE of Chatham
CountySangamon County
StateIllinois
Coordinates39.64542, -89.67158
Functional classRural Minor Collector

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 protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length89 ft (27 m)
Longest span40 ft (12.2 m)
Deck width27 ft (8.2 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic225 (2022)
Projected traffic278 by 2046
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 FAU 8156 over Panther Creek built?

It was built in 1985, making it 40 years old in 2025.

What condition is FAU 8156 over Panther 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 March 2023.

How much traffic does FAU 8156 over Panther Creek carry?

About 225 vehicles per day (2022 count), of which roughly 18% are trucks.

How long is FAU 8156 over Panther Creek?

The structure is 89 ft (27 m) long with a longest span of 40 ft (12.2 m) and a deck 27 ft wide.

Who owns FAU 8156 over Panther Creek?

It is owned by the Town or Township Highway Agency.