US Bridges

Old State RD over ST Johns CR

Fair

Franklin County, Missouri · S 19 T 43 N R 2 W · Structure no. 17526

Built
1999
26 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
97 ft
3 main spans
Daily traffic
100
2023 count
Owner
County
County Highway Agency

About this bridge

Old State RD over ST Johns CR is a prestressed concrete continuous stringer/multi-beam or girder carrying Old State RD over ST Johns CR in Franklin County, Missouri. It was built in 1999, so it is 26 years old, younger than the Missouri average of 45.1 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 100 vehicles a day, roughly 12% of them trucks, projected to reach 180 by 2043. The structure is 97 ft (29.6 m) long and 26 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesOld State RD
CrossesST Johns CR
LocationS 19 T 43 N R 2 W
RouteCounty Highway 155
CountyFranklin County
StateMissouri
Coordinates38.45504, -91.20031
Functional classRural Local

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.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating98.2 US tons
Inventory rating64.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length97 ft (29.6 m)
Longest span43 ft (13.1 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2023)
Projected traffic180 by 2043
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Old State RD over ST Johns CR built?

It was built in 1999, making it 26 years old in 2025.

What condition is Old State RD over ST Johns CR 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 2023.

How much traffic does Old State RD over ST Johns CR carry?

About 100 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is Old State RD over ST Johns CR?

The structure is 97 ft (29.6 m) long with a longest span of 43 ft (13.1 m) and a deck 26 ft wide.

Who owns Old State RD over ST Johns CR?

It is owned by the County Highway Agency.