US Bridges

Baldwin Rd/ FAS 84 over Doza Creek

Fair

St. Clair County, Illinois · 4.26 MI S Ill RTE 13 · Structure no. 082304700000000

Built
1971
54 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
176 ft
3 main spans
Daily traffic
1,300
2023 count
Owner
County
County Highway Agency

About this bridge

Baldwin Rd/ FAS 84 over Doza Creek is a steel continuous stringer/multi-beam or girder carrying Baldwin Rd/ FAS 84 over Doza Creek in St. Clair County, Illinois. It was built in 1971, so it is 54 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 1,300 vehicles a day, roughly 18% of them trucks, projected to reach 1,313 by 2046. The structure is 176 ft (53.6 m) long and 34 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

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CarriesBaldwin Rd/ FAS 84
CrossesDoza Creek
Location4.26 MI S Ill RTE 13
RouteCounty Highway 0
CountySt. Clair County
StateIllinois
Coordinates38.25512, -89.86132
Functional classRural Major Collector

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.
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating67.5 US tons
Inventory rating40.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length176 ft (53.6 m)
Longest span63 ft (19.2 m)
Deck width34 ft (10.3 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,300 (2023)
Projected traffic1,313 by 2046
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Baldwin Rd/ FAS 84 over Doza Creek built?

It was built in 1971, making it 54 years old in 2025.

What condition is Baldwin Rd/ FAS 84 over Doza Creek 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 March 2024.

How much traffic does Baldwin Rd/ FAS 84 over Doza Creek carry?

About 1,300 vehicles per day (2023 count), of which roughly 18% are trucks.

How long is Baldwin Rd/ FAS 84 over Doza Creek?

The structure is 176 ft (53.6 m) long with a longest span of 63 ft (19.2 m) and a deck 34 ft wide.

Who owns Baldwin Rd/ FAS 84 over Doza Creek?

It is owned by the County Highway Agency.