US Bridges

ST Rose Road-Fas 7 over US 50

Fair

Clinton County, Illinois · 7 MI E of Trenton · Structure no. 014005400000000

Built
1973
52 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
218 ft
2 main spans
Daily traffic
3,800
2020 count
Owner
State
State Highway Agency

About this bridge

ST Rose Road-Fas 7 over US 50 is a steel continuous stringer/multi-beam or girder carrying ST Rose Road-Fas 7 over US 50 in Clinton County, Illinois. It was built in 1973, so it is 52 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 5 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 3,800 vehicles a day, roughly 10% of them trucks, projected to reach 4,180 by 2046. The structure is 218 ft (66.4 m) long and 38 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesST Rose Road-Fas 7
CrossesUS 50
Location7 MI E of Trenton
RouteCounty Highway 0
CountyClinton County
StateIllinois
Coordinates38.61986, -89.5538
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
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating78.6 US tons
Inventory rating47.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20
Structure length218 ft (66.4 m)
Longest span109 ft (33.2 m)
Deck width38 ft (11.6 m)
Roadway width34 ft (10.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,800 (2020)
Projected traffic4,180 by 2046
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed3.7 mi (6 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 ST Rose Road-Fas 7 over US 50 built?

It was built in 1973, making it 52 years old in 2025.

What condition is ST Rose Road-Fas 7 over US 50 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 July 2023.

How much traffic does ST Rose Road-Fas 7 over US 50 carry?

About 3,800 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is ST Rose Road-Fas 7 over US 50?

The structure is 218 ft (66.4 m) long with a longest span of 109 ft (33.2 m) and a deck 38 ft wide.

Who owns ST Rose Road-Fas 7 over US 50?

It is owned by the State Highway Agency.