US Bridges

US 63 S over Warm Fork

Fair

Oregon County, Missouri · S 32 T 22 N R 5 W · Structure no. 1220

Built
1966
59 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
364 ft
4 main spans
Daily traffic
8,005
2024 count
Owner
State
State Highway Agency

About this bridge

US 63 S over Warm Fork is a steel continuous stringer/multi-beam or girder carrying US 63 S over Warm Fork in Oregon County, Missouri. It was built in 1966, so it is 59 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.

It carries about 8,005 vehicles a day, roughly 21% of them trucks, projected to reach 15,210 by 2044. The structure is 364 ft (110.9 m) long and 35 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 63 S
CrossesWarm Fork
LocationS 32 T 22 N R 5 W
RouteU.S. Route 63
Coordinates36.52565, -91.53557
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 protection7 GoodSome minor problems.
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.6 US tons
Inventory rating30.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length364 ft (110.9 m)
Longest span102 ft (31.1 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,005 (2024)
Projected traffic15,210 by 2044
Trucks21%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 US 63 S over Warm Fork built?

It was built in 1966, making it 59 years old in 2025.

What condition is US 63 S over Warm Fork 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 US 63 S over Warm Fork carry?

About 8,005 vehicles per day (2024 count), of which roughly 21% are trucks.

How long is US 63 S over Warm Fork?

The structure is 364 ft (110.9 m) long with a longest span of 102 ft (31.1 m) and a deck 35 ft wide.

Who owns US 63 S over Warm Fork?

It is owned by the State Highway Agency.