US Bridges

TR 74 Patton over The Big Four

Fair

Ford County, Illinois · 2000E 80N · Structure no. 027316300000000

Built
1961
64 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
167 ft
3 main spans
Daily traffic
200
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 74 Patton over The Big Four is a steel continuous stringer/multi-beam or girder carrying TR 74 Patton over The Big Four in Ford County, Illinois. It was built in 1961, so it is 64 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 200 vehicles a day, roughly 21% of them trucks, projected to reach 152 by 2046. The structure is 167 ft (50.9 m) long and 25 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesTR 74 Patton
CrossesThe Big Four
Location2000E 80N
RouteCounty Highway 0
Coordinates40.41209, -88.07882
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.2 US tons
Inventory rating28.2 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 15
Structure length167 ft (50.9 m)
Longest span60 ft (18.3 m)
Deck width25 ft (7.5 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2023)
Projected traffic152 by 2046
Trucks21%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 TR 74 Patton over The Big Four built?

It was built in 1961, making it 64 years old in 2025.

What condition is TR 74 Patton over The Big Four 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 2023.

How much traffic does TR 74 Patton over The Big Four carry?

About 200 vehicles per day (2023 count), of which roughly 21% are trucks.

How long is TR 74 Patton over The Big Four?

The structure is 167 ft (50.9 m) long with a longest span of 60 ft (18.3 m) and a deck 25 ft wide.

Who owns TR 74 Patton over The Big Four?

It is owned by the Town or Township Highway Agency.