US Bridges

Republican RD over Wallace CR

FairPosted for load

Gasconade County, Missouri · S 34 T 41 N R 6 W · Structure no. 17903

Built
1938
87 years old
Condition
Fair
inspected March 2024
Type
Tee Beam
Concrete Continuous
Length
40 ft
2 main spans
Daily traffic
30
2024 count
Owner
County
County Highway Agency

About this bridge

Republican RD over Wallace CR is a concrete continuous tee beam carrying Republican RD over Wallace CR in Gasconade County, Missouri. It was built in 1938, so it is 87 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 30 vehicles a day, roughly 10% of them trucks, projected to reach 36 by 2044. The structure is 40 ft (12.2 m) long and 22 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesRepublican RD
CrossesWallace CR
LocationS 34 T 41 N R 6 W
RouteCounty Highway 166
CountyGasconade County
StateMissouri
Coordinates38.24431, -91.58753
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be 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 rating18.8 US tons
Inventory rating13.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadOther
Structure length40 ft (12.2 m)
Longest span19 ft (5.8 m)
Deck width22 ft (6.8 m)
Roadway width21 ft (6.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2024)
Projected traffic36 by 2044
Trucks10%
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 Republican RD over Wallace CR built?

It was built in 1938, making it 87 years old in 2025.

What condition is Republican RD over Wallace 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 Republican RD over Wallace CR carry?

About 30 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Republican RD over Wallace CR?

The structure is 40 ft (12.2 m) long with a longest span of 19 ft (5.8 m) and a deck 22 ft wide.

Who owns Republican RD over Wallace CR?

It is owned by the County Highway Agency.