US Bridges

I-74 EB & Ramp 21. over Lynch Rd.

Fair

Vermilion County, Illinois · E of Danville · Structure no. 092002600000000

Built
1961
64 years old, rebuilt 1992
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
157 ft
3 main spans
Daily traffic
10,950
2023 count
Owner
State
State Highway Agency

About this bridge

I-74 EB & Ramp 21. over Lynch Rd. is a steel continuous stringer/multi-beam or girder carrying I-74 EB & Ramp 21. over Lynch Rd. in Vermilion County, Illinois. It was built in 1961 and reconstructed in 1992, 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 10,950 vehicles a day, roughly 40% of them trucks, projected to reach 12,550 by 2046. The structure is 157 ft (48 m) long and 52 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-74 EB & Ramp 21.
CrossesLynch Rd.
LocationE of Danville
RouteInterstate 74
CountyVermilion County
StateIllinois
Coordinates40.11727, -87.5373
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.4 US tons
Inventory rating42.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length157 ft (48 m)
Longest span62 ft (18.9 m)
Deck width52 ft (15.8 m)
Roadway width49 ft (14.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,950 (2023)
Projected traffic12,550 by 2046
Trucks40%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$735,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-74 EB & Ramp 21. over Lynch Rd. built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 1992.

What condition is I-74 EB & Ramp 21. over Lynch 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 2025.

How much traffic does I-74 EB & Ramp 21. over Lynch Rd. carry?

About 10,950 vehicles per day (2023 count), of which roughly 40% are trucks.

How long is I-74 EB & Ramp 21. over Lynch Rd.?

The structure is 157 ft (48 m) long with a longest span of 62 ft (18.9 m) and a deck 52 ft wide.

Who owns I-74 EB & Ramp 21. over Lynch Rd.?

It is owned by the State Highway Agency.