US Bridges

Mo 168 E over North Rvr

Good

Marion County, Missouri · S 17 T 58 N R 8 W · Structure no. 33894

Built
2012
13 years old
Condition
Good
inspected October 2021
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
309 ft
1 main span
Daily traffic
456
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 168 E over North Rvr is a prestressed concrete box beam or girders - multiple carrying Mo 168 E over North Rvr in Marion 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 456 vehicles a day, roughly 11% of them trucks, projected to reach 661 by 2044. The structure is 309 ft (94.2 m) long and 26 ft wide. If it were closed, the detour would be 28 mi (45 km).

CarriesMo 168 E
CrossesNorth Rvr
LocationS 17 T 58 N R 8 W
RouteState Highway 168
Coordinates39.82856, -91.81633
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior 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 rating67.5 US tons
Inventory rating37.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1 (+3 approach)
Design loadHS 20
Structure length309 ft (94.2 m)
Longest span90 ft (27.4 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic456 (2024)
Projected traffic661 by 2044
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed28 mi (45 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 168 E over North Rvr built?

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

What condition is Mo 168 E over North Rvr 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 October 2021.

How much traffic does Mo 168 E over North Rvr carry?

About 456 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is Mo 168 E over North Rvr?

The structure is 309 ft (94.2 m) long with a longest span of 90 ft (27.4 m) and a deck 26 ft wide.

Who owns Mo 168 E over North Rvr?

It is owned by the State Highway Agency.