US Bridges

Il 10 over Deer Creek

Fair

Logan County, Illinois · 4.5 M E of Il 121 · Structure no. 054051400000000

Built
2010
15 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
170 ft
3 main spans
Daily traffic
1,300
2023 count
Owner
State
State Highway Agency

About this bridge

Il 10 over Deer Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying Il 10 over Deer Creek in Logan County, Illinois. It was built in 2010, so it is 15 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 1,300 vehicles a day, roughly 15% of them trucks, projected to reach 1,575 by 2046. The structure is 170 ft (51.8 m) long and 39 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

Location

Open in Google Maps
CarriesIl 10
CrossesDeer Creek
Location4.5 M E of Il 121
RouteState Highway 10
CountyLogan County
StateIllinois
Coordinates40.14979, -89.26253
Functional classRural Minor Arterial

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 inspectionMay 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating66 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length170 ft (51.8 m)
Longest span70 ft (21.3 m)
Deck width39 ft (11.9 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,300 (2023)
Projected traffic1,575 by 2046
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 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 Il 10 over Deer Creek built?

It was built in 2010, making it 15 years old in 2025.

What condition is Il 10 over Deer 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 May 2024.

How much traffic does Il 10 over Deer Creek carry?

About 1,300 vehicles per day (2023 count), of which roughly 15% are trucks.

How long is Il 10 over Deer Creek?

The structure is 170 ft (51.8 m) long with a longest span of 70 ft (21.3 m) and a deck 39 ft wide.

Who owns Il 10 over Deer Creek?

It is owned by the State Highway Agency.