US Bridges

FAP 821 (il 15) over Dry Fork Overflow

Good

Wayne County, Illinois · 1.25MI E Sims RD · Structure no. 096006600000000

Built
2004
21 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
70 ft
1 main span
Daily traffic
3,250
2023 count
Owner
State
State Highway Agency

About this bridge

FAP 821 (il 15) over Dry Fork Overflow is a prestressed concrete stringer/multi-beam or girder carrying FAP 821 (il 15) over Dry Fork Overflow in Wayne County, Illinois. It was built in 2004, so it is 21 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 3,250 vehicles a day, roughly 10% of them trucks, projected to reach 3,213 by 2046. The structure is 70 ft (21.3 m) long and 39 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesFAP 821 (il 15)
CrossesDry Fork Overflow
Location1.25MI E Sims RD
RouteState Highway 15
Coordinates38.37148, -88.50765
Functional classRural Principal Arterial - Other

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
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 rating68.2 US tons
Inventory rating48.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length70 ft (21.3 m)
Longest span60 ft (18.3 m)
Deck width39 ft (12 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,250 (2023)
Projected traffic3,213 by 2046
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 821 (il 15) over Dry Fork Overflow built?

It was built in 2004, making it 21 years old in 2025.

What condition is FAP 821 (il 15) over Dry Fork Overflow 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 2024.

How much traffic does FAP 821 (il 15) over Dry Fork Overflow carry?

About 3,250 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is FAP 821 (il 15) over Dry Fork Overflow?

The structure is 70 ft (21.3 m) long with a longest span of 60 ft (18.3 m) and a deck 39 ft wide.

Who owns FAP 821 (il 15) over Dry Fork Overflow?

It is owned by the State Highway Agency.