US Bridges

Mo 163 S over US 63

Good

Boone County, Missouri · S 23 T 47 N R 12 W · Structure no. 33708

Built
2011
14 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
186 ft
2 main spans
Daily traffic
903
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 163 S over US 63 is a prestressed concrete stringer/multi-beam or girder carrying Mo 163 S over US 63 in Boone 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 903 vehicles a day, roughly 21% of them trucks, projected to reach 1,671 by 2044. The structure is 186 ft (56.6 m) long and 30 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMo 163 S
CrossesUS 63
LocationS 23 T 47 N R 12 W
RouteState Highway 163
Coordinates38.83226, -92.24969
Functional classRural Minor Arterial

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.
Substructure8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.4 US tons
Inventory rating34.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length186 ft (56.6 m)
Longest span92 ft (28 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck17 ft (5.1 m)

Traffic and service

Average daily traffic903 (2024)
Projected traffic1,671 by 2044
Trucks21%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Mo 163 S over US 63 built?

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

What condition is Mo 163 S over US 63 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 September 2023.

How much traffic does Mo 163 S over US 63 carry?

About 903 vehicles per day (2024 count), of which roughly 21% are trucks.

How long is Mo 163 S over US 63?

The structure is 186 ft (56.6 m) long with a longest span of 92 ft (28 m) and a deck 30 ft wide.

Who owns Mo 163 S over US 63?

It is owned by the State Highway Agency.