US Bridges

I 24 EB over TR 86 Massac CR RD

Fair

Massac County, Illinois · 4 MI N of US 45 · Structure no. 064002600000000

Built
1970
55 years old
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
118 ft
3 main spans
Daily traffic
9,900
2024 count
Owner
State
State Highway Agency

About this bridge

I 24 EB over TR 86 Massac CR RD is a steel continuous stringer/multi-beam or girder carrying I 24 EB over TR 86 Massac CR RD in Massac County, Illinois. It was built in 1970, so it is 55 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 9,900 vehicles a day, roughly 38% of them trucks, projected to reach 10,454 by 2046. The structure is 118 ft (36.1 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 24 EB
CrossesTR 86 Massac CR RD
Location4 MI N of US 45
RouteInterstate 24
Coordinates37.21596, -88.70038
Functional classRural Principal Arterial - Interstate

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.7 US tons
Inventory rating30.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length118 ft (36.1 m)
Longest span50 ft (15.1 m)
Deck width44 ft (13.3 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,900 (2024)
Projected traffic10,454 by 2046
Trucks38%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I 24 EB over TR 86 Massac CR RD built?

It was built in 1970, making it 55 years old in 2025.

What condition is I 24 EB over TR 86 Massac CR RD 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 January 2024.

How much traffic does I 24 EB over TR 86 Massac CR RD carry?

About 9,900 vehicles per day (2024 count), of which roughly 38% are trucks.

How long is I 24 EB over TR 86 Massac CR RD?

The structure is 118 ft (36.1 m) long with a longest span of 50 ft (15.1 m) and a deck 44 ft wide.

Who owns I 24 EB over TR 86 Massac CR RD?

It is owned by the State Highway Agency.