US Bridges

Republican RD over Dry Fork

Good

Gasconade County, Missouri · S 34 T 41 N R 6 W · Structure no. 35291

Built
2015
10 years old
Condition
Good
inspected March 2024
Type
Slab
Concrete
Length
21 ft
2 main spans
Daily traffic
30
2024 count
Owner
County
County Highway Agency

About this bridge

Republican RD over Dry Fork is a concrete slab carrying Republican RD over Dry Fork in Gasconade County, Missouri. It was built in 2015, so it is 10 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 30 vehicles a day, roughly 5% of them trucks, projected to reach 36 by 2044. The structure is 21 ft (6.3 m) long and 22 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesRepublican RD
CrossesDry Fork
LocationS 34 T 41 N R 6 W
RouteCounty Highway 166
Coordinates38.25617, -91.57717
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
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 evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating47.6 US tons
Inventory rating28.8 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length21 ft (6.3 m)
Longest span10 ft (3 m)
Deck width22 ft (6.6 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2024)
Projected traffic36 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Republican RD over Dry Fork built?

It was built in 2015, making it 10 years old in 2025.

What condition is Republican RD over Dry Fork in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2024.

How much traffic does Republican RD over Dry Fork carry?

About 30 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Republican RD over Dry Fork?

The structure is 21 ft (6.3 m) long with a longest span of 10 ft (3 m) and a deck 22 ft wide.

Who owns Republican RD over Dry Fork?

It is owned by the County Highway Agency.