US Bridges

FAP 328 (us 45) over Buck Creek

Fair

Clay County, Illinois · 3 MI N US 50 JCT · Structure no. 013004100000000

Built
2008
17 years old
Condition
Fair
inspected July 2022
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
116 ft
2 main spans
Daily traffic
5,100
2023 count
Owner
State
State Highway Agency

About this bridge

FAP 328 (us 45) over Buck Creek is a steel continuous stringer/multi-beam or girder carrying FAP 328 (us 45) over Buck Creek in Clay County, Illinois. It was built in 2008, so it is 17 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 5,100 vehicles a day, roughly 11% of them trucks, projected to reach 4,596 by 2046. The structure is 116 ft (35.4 m) long and 43 ft wide. If it were closed, the detour would be 65.2 mi (105 km).

Location

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CarriesFAP 328 (us 45)
CrossesBuck Creek
Location3 MI N US 50 JCT
RouteU.S. Route 45
CountyClay County
StateIllinois
Coordinates38.72151, -88.50807
Functional classRural Principal Arterial - Other

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.8 US tons
Inventory rating42.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length116 ft (35.4 m)
Longest span65 ft (19.8 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,100 (2023)
Projected traffic4,596 by 2046
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed65.2 mi (105 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 FAP 328 (us 45) over Buck Creek built?

It was built in 2008, making it 17 years old in 2025.

What condition is FAP 328 (us 45) over Buck Creek 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 July 2022.

How much traffic does FAP 328 (us 45) over Buck Creek carry?

About 5,100 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is FAP 328 (us 45) over Buck Creek?

The structure is 116 ft (35.4 m) long with a longest span of 65 ft (19.8 m) and a deck 43 ft wide.

Who owns FAP 328 (us 45) over Buck Creek?

It is owned by the State Highway Agency.