US Bridges

TR 114A over FAI 172

Good

Adams County, Illinois · 1MI S I172/IL96 · Structure no. 001006100000000

Built
1981
44 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
377 ft
2 main spans
Daily traffic
200
2024 count
Owner
State
State Highway Agency

About this bridge

TR 114A over FAI 172 is a steel continuous stringer/multi-beam or girder carrying TR 114A over FAI 172 in Adams County, Illinois. It was built in 1981, so it is 44 years old, younger 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 200 vehicles a day, projected to reach 202 by 2046. The structure is 377 ft (114.8 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesTR 114A
CrossesFAI 172
Location1MI S I172/IL96
RouteCounty Highway 0
Coordinates39.86924, -91.33967
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating62.2 US tons
Inventory rating37.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20
Structure length377 ft (114.8 m)
Longest span138 ft (42.1 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2024)
Projected traffic202 by 2046
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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 TR 114A over FAI 172 built?

It was built in 1981, making it 44 years old in 2025.

What condition is TR 114A over FAI 172 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 May 2023.

How much traffic does TR 114A over FAI 172 carry?

About 200 vehicles per day (2024 count).

How long is TR 114A over FAI 172?

The structure is 377 ft (114.8 m) long with a longest span of 138 ft (42.1 m) and a deck 33 ft wide.

Who owns TR 114A over FAI 172?

It is owned by the State Highway Agency.