US Bridges

First Creek RD over Trib of First CR

Fair

Gasconade County, Missouri · S 30 T 45 N R 5 W · Structure no. 12532

Built
1960
65 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
55 ft
1 main span
Daily traffic
25
2024 count
Owner
County
County Highway Agency

About this bridge

First Creek RD over Trib of First CR is a steel stringer/multi-beam or girder carrying First Creek RD over Trib of First CR in Gasconade County, Missouri. It was built in 1960, so it is 65 years old, older 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 25 vehicles a day, roughly 10% of them trucks, projected to reach 30 by 2044. The structure is 55 ft (16.8 m) long and 21 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesFirst Creek RD
CrossesTrib of First CR
LocationS 30 T 45 N R 5 W
RouteCounty Highway 13
Coordinates38.62847, -91.52239
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
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 adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating32.7 US tons
Inventory rating20.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length55 ft (16.8 m)
Longest span52 ft (15.8 m)
Deck width21 ft (6.5 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2024)
Projected traffic30 by 2044
Trucks10%
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 First Creek RD over Trib of First CR built?

It was built in 1960, making it 65 years old in 2025.

What condition is First Creek RD over Trib of First 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 2024.

How much traffic does First Creek RD over Trib of First CR carry?

About 25 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is First Creek RD over Trib of First CR?

The structure is 55 ft (16.8 m) long with a longest span of 52 ft (15.8 m) and a deck 21 ft wide.

Who owns First Creek RD over Trib of First CR?

It is owned by the County Highway Agency.