US Bridges

Mo 156 E over Seeber Br

Good

Lewis County, Missouri · S 17 T 60 N R 9 W · Structure no. 35514

Built
2017
8 years old
Condition
Good
inspected October 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
112 ft
3 main spans
Daily traffic
609
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 156 E over Seeber Br is a prestressed concrete box beam or girders - single or spread carrying Mo 156 E over Seeber Br in Lewis County, Missouri. It was built in 2017, so it is 8 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 609 vehicles a day, roughly 35% of them trucks, projected to reach 883 by 2044. The structure is 112 ft (34.2 m) long and 27 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesMo 156 E
CrossesSeeber Br
LocationS 17 T 60 N R 9 W
RouteState Highway 156
Coordinates39.99247, -91.91841
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.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 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 rating76.4 US tons
Inventory rating45.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length112 ft (34.2 m)
Longest span44 ft (13.4 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic609 (2024)
Projected traffic883 by 2044
Trucks35%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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 156 E over Seeber Br built?

It was built in 2017, making it 8 years old in 2025.

What condition is Mo 156 E over Seeber Br 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 2024.

How much traffic does Mo 156 E over Seeber Br carry?

About 609 vehicles per day (2024 count), of which roughly 35% are trucks.

How long is Mo 156 E over Seeber Br?

The structure is 112 ft (34.2 m) long with a longest span of 44 ft (13.4 m) and a deck 27 ft wide.

Who owns Mo 156 E over Seeber Br?

It is owned by the State Highway Agency.