US Bridges

Rt P S over Spencer CR

Good

Ralls County, Missouri · S 14 T 53 N R 6 W · Structure no. 8400

Built
1965
60 years old, rebuilt 2009
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
156 ft
3 main spans
Daily traffic
270
2024 count
Owner
State
State Highway Agency

About this bridge

Rt P S over Spencer CR is a steel continuous stringer/multi-beam or girder carrying Rt P S over Spencer CR in Ralls County, Missouri. It was built in 1965 and reconstructed in 2009, so it is 60 years old, older 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 270 vehicles a day, roughly 18% of them trucks, projected to reach 392 by 2044. The structure is 156 ft (47.5 m) long and 27 ft wide. If it were closed, the detour would be 21.7 mi (35 km).

CarriesRt P S
CrossesSpencer CR
LocationS 14 T 53 N R 6 W
RouteState Highway 0P
Coordinates39.37304, -91.55107
Functional classRural Major Collector

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 protection7 GoodSome minor problems.
Last inspectionNovember 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating37.7 US tons
Inventory rating22.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length156 ft (47.5 m)
Longest span60 ft (18.3 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic270 (2024)
Projected traffic392 by 2044
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.7 mi (35 km)
TollOn a free road
National Highway SystemNo

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 Rt P S over Spencer CR built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 2009.

What condition is Rt P S over Spencer 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 November 2024.

How much traffic does Rt P S over Spencer CR carry?

About 270 vehicles per day (2024 count), of which roughly 18% are trucks.

How long is Rt P S over Spencer CR?

The structure is 156 ft (47.5 m) long with a longest span of 60 ft (18.3 m) and a deck 27 ft wide.

Who owns Rt P S over Spencer CR?

It is owned by the State Highway Agency.