US Bridges

Rt B N over Robinson CR

Good

Phelps County, Missouri · S 4 T 38 N R 6 W · Structure no. 34121

Built
2012
13 years old
Condition
Good
inspected May 2023
Type
Slab
Concrete Continuous
Length
90 ft
3 main spans
Daily traffic
822
2024 count
Owner
State
State Highway Agency

About this bridge

Rt B N over Robinson CR is a concrete continuous slab carrying Rt B N over Robinson CR in Phelps County, Missouri. It was built in 2012, so it is 13 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 822 vehicles a day, roughly 13% of them trucks, projected to reach 1,233 by 2044. The structure is 90 ft (27.4 m) long and 26 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

CarriesRt B N
CrossesRobinson CR
LocationS 4 T 38 N R 6 W
RouteState Highway 0B
Coordinates38.03916, -91.58899
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable 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 rating79.4 US tons
Inventory rating47.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length90 ft (27.4 m)
Longest span30 ft (9.1 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic822 (2024)
Projected traffic1,233 by 2044
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.8 mi (48 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 Rt B N over Robinson CR built?

It was built in 2012, making it 13 years old in 2025.

What condition is Rt B N over Robinson 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 May 2023.

How much traffic does Rt B N over Robinson CR carry?

About 822 vehicles per day (2024 count), of which roughly 13% are trucks.

How long is Rt B N over Robinson CR?

The structure is 90 ft (27.4 m) long with a longest span of 30 ft (9.1 m) and a deck 26 ft wide.

Who owns Rt B N over Robinson CR?

It is owned by the State Highway Agency.