US Bridges

Ill 8 Farmington R over Dry Run Creek

Poor

Peoria County, Illinois · W Peo near B.Park · Structure no. 072005600000000

Built
1928
97 years old, rebuilt 1973
Condition
Poor
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
121 ft
2 main spans
Daily traffic
9,400
2023 count
Owner
State
State Highway Agency

About this bridge

Ill 8 Farmington R over Dry Run Creek is a prestressed concrete box beam or girders - multiple carrying Ill 8 Farmington R over Dry Run Creek in Peoria County, Illinois. It was built in 1928 and reconstructed in 1973, so it is 97 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 9,400 vehicles a day, roughly 3% of them trucks, projected to reach 9,393 by 2046. The structure is 121 ft (36.9 m) long and 33 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesIll 8 Farmington R
CrossesDry Run Creek
LocationW Peo near B.Park
RouteState Highway 8
Coordinates40.70328, -89.63028
Functional classUrban Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating76.4 US tons
Inventory rating45.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length121 ft (36.9 m)
Longest span60 ft (18.3 m)
Deck width33 ft (10.1 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,400 (2023)
Projected traffic9,393 by 2046
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 Ill 8 Farmington R over Dry Run Creek built?

It was built in 1928, making it 97 years old in 2025. It was reconstructed in 1973.

What condition is Ill 8 Farmington R over Dry Run Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in October 2024.

How much traffic does Ill 8 Farmington R over Dry Run Creek carry?

About 9,400 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Ill 8 Farmington R over Dry Run Creek?

The structure is 121 ft (36.9 m) long with a longest span of 60 ft (18.3 m) and a deck 33 ft wide.

Who owns Ill 8 Farmington R over Dry Run Creek?

It is owned by the State Highway Agency.