US Bridges

US 67 over Macoupin Creek

Poor

Greene County, Illinois · 4.8 M S JCT 108-67 · Structure no. 031002200000000

Built
1969
56 years old
Condition
Poor
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
537 ft
7 main spans
Daily traffic
4,750
2023 count
Owner
State
State Highway Agency

About this bridge

US 67 over Macoupin Creek is a steel continuous stringer/multi-beam or girder carrying US 67 over Macoupin Creek in Greene County, Illinois. It was built in 1969, so it is 56 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 4,750 vehicles a day, roughly 11% of them trucks, projected to reach 4,697 by 2046. The structure is 537 ft (163.7 m) long and 46 ft wide. If it were closed, the detour would be 47.8 mi (77 km).

CarriesUS 67
CrossesMacoupin Creek
Location4.8 M S JCT 108-67
RouteU.S. Route 67
Coordinates39.23532, -90.39518
Functional classRural Principal Arterial - Other

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79.7 US tons
Inventory rating47.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length537 ft (163.7 m)
Longest span87 ft (26.5 m)
Deck width46 ft (14 m)
Roadway width43 ft (13 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,750 (2023)
Projected traffic4,697 by 2046
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed47.8 mi (77 km)
TollOn a free road
National Highway SystemYes

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 67 over Macoupin Creek built?

It was built in 1969, making it 56 years old in 2025.

What condition is US 67 over Macoupin Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in March 2023.

How much traffic does US 67 over Macoupin Creek carry?

About 4,750 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is US 67 over Macoupin Creek?

The structure is 537 ft (163.7 m) long with a longest span of 87 ft (26.5 m) and a deck 46 ft wide.

Who owns US 67 over Macoupin Creek?

It is owned by the State Highway Agency.