US Bridges

FAP 325(ILL 16) over Stream

Fair

Shelby County, Illinois · Wcl Tower Hill · Structure no. 087000400000000

Built
1924
101 years old, rebuilt 1967
Condition
Fair
inspected April 2024
Type
Slab
Concrete
Length
30 ft
1 main span
Daily traffic
4,800
2023 count
Owner
State
State Highway Agency

About this bridge

FAP 325(ILL 16) over Stream is a concrete slab carrying FAP 325(ILL 16) over Stream in Shelby County, Illinois. It was built in 1924 and reconstructed in 1967, so it is 101 years old, older 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 4,800 vehicles a day, roughly 17% of them trucks, projected to reach 4,848 by 2046. The structure is 30 ft (9.1 m) long and 47 ft wide. If it were closed, the detour would be 67.7 mi (109 km).

CarriesFAP 325(ILL 16)
CrossesStream
LocationWcl Tower Hill
RouteState Highway 16
Coordinates39.3905, -88.96921
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
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 rating72.1 US tons
Inventory rating43.2 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length30 ft (9.1 m)
Longest span27 ft (8.2 m)
Deck width47 ft (14.2 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,800 (2023)
Projected traffic4,848 by 2046
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed67.7 mi (109 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 325(ILL 16) over Stream built?

It was built in 1924, making it 101 years old in 2025. It was reconstructed in 1967.

What condition is FAP 325(ILL 16) over Stream 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 April 2024.

How much traffic does FAP 325(ILL 16) over Stream carry?

About 4,800 vehicles per day (2023 count), of which roughly 17% are trucks.

How long is FAP 325(ILL 16) over Stream?

The structure is 30 ft (9.1 m) long with a longest span of 27 ft (8.2 m) and a deck 47 ft wide.

Who owns FAP 325(ILL 16) over Stream?

It is owned by the State Highway Agency.