US Bridges

US 52 & Ill 64 over Straddle Creek

Fair

Carroll County, Illinois · 2.9 MI E of Ill 73 · Structure no. 008003200000000

Built
1983
42 years old
Condition
Fair
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
80 ft
1 main span
Daily traffic
2,500
2023 count
Owner
State
State Highway Agency

About this bridge

US 52 & Ill 64 over Straddle Creek is a prestressed concrete box beam or girders - multiple carrying US 52 & Ill 64 over Straddle Creek in Carroll County, Illinois. It was built in 1983, so it is 42 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 5 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 2,500 vehicles a day, roughly 16% of them trucks, projected to reach 2,172 by 2046. The structure is 80 ft (24.5 m) long and 36 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

CarriesUS 52 & Ill 64
CrossesStraddle Creek
Location2.9 MI E of Ill 73
RouteU.S. Route 52
Coordinates42.09649, -89.77643
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
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being 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 alignment8: Equal to present desirable criteria
Operating rating63.6 US tons
Inventory rating34.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20 + Mod
Structure length80 ft (24.5 m)
Longest span76 ft (23.2 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,500 (2023)
Projected traffic2,172 by 2046
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.9 mi (40 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 US 52 & Ill 64 over Straddle Creek built?

It was built in 1983, making it 42 years old in 2025.

What condition is US 52 & Ill 64 over Straddle 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 US 52 & Ill 64 over Straddle Creek carry?

About 2,500 vehicles per day (2023 count), of which roughly 16% are trucks.

How long is US 52 & Ill 64 over Straddle Creek?

The structure is 80 ft (24.5 m) long with a longest span of 76 ft (23.2 m) and a deck 36 ft wide.

Who owns US 52 & Ill 64 over Straddle Creek?

It is owned by the State Highway Agency.