US Bridges

Dudleyville RD-TR1 over FAI 70

Good

Bond County, Illinois · 7.9 MI E Pocahontas · Structure no. 003004400000000

Built
1966
59 years old
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
236 ft
4 main spans
Daily traffic
650
2020 count
Owner
State
State Highway Agency

About this bridge

Dudleyville RD-TR1 over FAI 70 is a steel continuous stringer/multi-beam or girder carrying Dudleyville RD-TR1 over FAI 70 in Bond County, Illinois. It was built in 1966, so it is 59 years old, older 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 650 vehicles a day, roughly 11% of them trucks, projected to reach 657 by 2046. The structure is 236 ft (71.8 m) long and 34 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesDudleyville RD-TR1
CrossesFAI 70
Location7.9 MI E Pocahontas
RouteCounty Highway 0
Coordinates38.86068, -89.41397
Functional classRural Minor Collector

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.2 US tons
Inventory rating36.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length236 ft (71.8 m)
Longest span70 ft (21.4 m)
Deck width34 ft (10.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic650 (2020)
Projected traffic657 by 2046
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.2 mi (10 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Dudleyville RD-TR1 over FAI 70 built?

It was built in 1966, making it 59 years old in 2025.

What condition is Dudleyville RD-TR1 over FAI 70 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 December 2024.

How much traffic does Dudleyville RD-TR1 over FAI 70 carry?

About 650 vehicles per day (2020 count), of which roughly 11% are trucks.

How long is Dudleyville RD-TR1 over FAI 70?

The structure is 236 ft (71.8 m) long with a longest span of 70 ft (21.4 m) and a deck 34 ft wide.

Who owns Dudleyville RD-TR1 over FAI 70?

It is owned by the State Highway Agency.