US Bridges

Furnace Creek RD over Flat CR

Good

Washington County, Missouri · S 14 T 36 N R 2 E · Structure no. 34853

Built
2014
11 years old
Condition
Good
inspected April 2024
Type
Tee Beam
Prestressed Concrete
Length
65 ft
1 main span
Daily traffic
65
2024 count
Owner
County
County Highway Agency

About this bridge

Furnace Creek RD over Flat CR is a prestressed concrete tee beam carrying Furnace Creek RD over Flat CR in Washington County, Missouri. It was built in 2014, so it is 11 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 65 vehicles a day, roughly 10% of them trucks, projected to reach 78 by 2044. The structure is 65 ft (19.8 m) long and 26 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesFurnace Creek RD
CrossesFlat CR
LocationS 14 T 36 N R 2 E
RouteCounty Highway 61
Coordinates37.83194, -90.78194
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating53.6 US tons
Inventory rating41.7 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length65 ft (19.8 m)
Longest span61 ft (18.6 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic65 (2024)
Projected traffic78 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 Furnace Creek RD over Flat CR built?

It was built in 2014, making it 11 years old in 2025.

What condition is Furnace Creek RD over Flat CR 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 April 2024.

How much traffic does Furnace Creek RD over Flat CR carry?

About 65 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Furnace Creek RD over Flat CR?

The structure is 65 ft (19.8 m) long with a longest span of 61 ft (18.6 m) and a deck 26 ft wide.

Who owns Furnace Creek RD over Flat CR?

It is owned by the County Highway Agency.