US Bridges

US 52 over Green River

Fair

Lee County, Illinois · South Edge of Amboy · Structure no. 052006000000000

Built
1984
41 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
194 ft
3 main spans
Daily traffic
2,900
2023 count
Owner
State
State Highway Agency

About this bridge

US 52 over Green River is a steel stringer/multi-beam or girder carrying US 52 over Green River in Lee County, Illinois. It was built in 1984, so it is 41 years old, younger 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 2,900 vehicles a day, roughly 14% of them trucks, projected to reach 2,677 by 2046. The structure is 194 ft (59 m) long and 35 ft wide. If it were closed, the detour would be 26.7 mi (43 km).

CarriesUS 52
CrossesGreen River
LocationSouth Edge of Amboy
RouteU.S. Route 52
Coordinates41.71038, -89.32523
Functional classRural Minor Arterial

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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.9 US tons
Inventory rating38.6 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length194 ft (59 m)
Longest span80 ft (24.4 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,900 (2023)
Projected traffic2,677 by 2046
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.7 mi (43 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 52 over Green River built?

It was built in 1984, making it 41 years old in 2025.

What condition is US 52 over Green River 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 October 2023.

How much traffic does US 52 over Green River carry?

About 2,900 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is US 52 over Green River?

The structure is 194 ft (59 m) long with a longest span of 80 ft (24.4 m) and a deck 35 ft wide.

Who owns US 52 over Green River?

It is owned by the State Highway Agency.