US Bridges

Mo 154 E over Spencer CR

Good

Ralls County, Missouri · S 24 T 53 N R 6 W · Structure no. 33374

Built
2011
14 years old
Condition
Good
inspected November 2024
Type
Slab
Concrete Continuous
Length
100 ft
3 main spans
Daily traffic
932
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 154 E over Spencer CR is a concrete continuous slab carrying Mo 154 E over Spencer CR in Ralls County, Missouri. It was built in 2011, so it is 14 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 932 vehicles a day, roughly 14% of them trucks, projected to reach 1,351 by 2044. The structure is 100 ft (30.5 m) long and 26 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesMo 154 E
CrossesSpencer CR
LocationS 24 T 53 N R 6 W
RouteState Highway 154
CountyRalls County
StateMissouri
Coordinates39.35132, -91.52646
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.4 US tons
Inventory rating43.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length100 ft (30.5 m)
Longest span40 ft (12.2 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic932 (2024)
Projected traffic1,351 by 2044
Trucks14%
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

OwnerState Highway Agency
Maintained byState 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 Mo 154 E over Spencer CR built?

It was built in 2011, making it 14 years old in 2025.

What condition is Mo 154 E 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 Mo 154 E over Spencer CR carry?

About 932 vehicles per day (2024 count), of which roughly 14% are trucks.

How long is Mo 154 E over Spencer CR?

The structure is 100 ft (30.5 m) long with a longest span of 40 ft (12.2 m) and a deck 26 ft wide.

Who owns Mo 154 E over Spencer CR?

It is owned by the State Highway Agency.