US Bridges

Mo 5 S over Gravois Creek

Poor

Morgan County, Missouri · S 18 T 42 N R 18 W · Structure no. 101

Built
1963
62 years old
Condition
Poor
inspected December 2023
Type
Culvert
Concrete Continuous
Length
55 ft
3 main spans
Daily traffic
6,024
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 5 S over Gravois Creek is a concrete continuous culvert carrying Mo 5 S over Gravois Creek in Morgan County, Missouri. It was built in 1963, so it is 62 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 6,024 vehicles a day, roughly 9% of them trucks, projected to reach 10,542 by 2044. The structure is 55 ft (16.7 m) long. If it were closed, the detour would be 29.8 mi (48 km).

Location

Open in Google Maps
CarriesMo 5 S
CrossesGravois Creek
LocationS 18 T 42 N R 18 W
RouteState Highway 5
CountyMorgan County
StateMissouri
Coordinates38.40824, -92.85207
Functional classRural Principal Arterial - Other

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79.4 US tons
Inventory rating47.6 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadH 20
Structure length55 ft (16.7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,024 (2024)
Projected traffic10,542 by 2044
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.8 mi (48 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$306,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Mo 5 S over Gravois Creek built?

It was built in 1963, making it 62 years old in 2025.

What condition is Mo 5 S over Gravois Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in December 2023.

How much traffic does Mo 5 S over Gravois Creek carry?

About 6,024 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is Mo 5 S over Gravois Creek?

The structure is 55 ft (16.7 m) long with a longest span of 10 ft (3 m).

Who owns Mo 5 S over Gravois Creek?

It is owned by the State Highway Agency.