US Bridges

Mo 129 S over Lit Yellow CR

Good

Sullivan County, Missouri · S 8 T 62 N R 18 W · Structure no. 33206

Built
2010
15 years old
Condition
Good
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
72 ft
1 main span
Daily traffic
248
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 129 S over Lit Yellow CR is a prestressed concrete box beam or girders - multiple carrying Mo 129 S over Lit Yellow CR in Sullivan County, Missouri. It was built in 2010, so it is 15 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 248 vehicles a day, roughly 20% of them trucks, projected to reach 310 by 2044. The structure is 72 ft (21.9 m) long and 26 ft wide. If it were closed, the detour would be 29.2 mi (47 km).

CarriesMo 129 S
CrossesLit Yellow CR
LocationS 8 T 62 N R 18 W
RouteState Highway 129
Coordinates40.19207, -92.93759
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 inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.5 US tons
Inventory rating40.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length72 ft (21.9 m)
Longest span70 ft (21.3 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic248 (2024)
Projected traffic310 by 2044
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.2 mi (47 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 129 S over Lit Yellow CR built?

It was built in 2010, making it 15 years old in 2025.

What condition is Mo 129 S over Lit Yellow 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 August 2023.

How much traffic does Mo 129 S over Lit Yellow CR carry?

About 248 vehicles per day (2024 count), of which roughly 20% are trucks.

How long is Mo 129 S over Lit Yellow CR?

The structure is 72 ft (21.9 m) long with a longest span of 70 ft (21.3 m) and a deck 26 ft wide.

Who owns Mo 129 S over Lit Yellow CR?

It is owned by the State Highway Agency.