US Bridges

Mo 8 E over Owl CR

Fair

St. Francois County, Missouri · S 2 T 36 N R 4 E · Structure no. 2274

Built
1974
51 years old
Condition
Fair
inspected March 2023
Type
Culvert
Concrete Continuous
Length
47 ft
3 main spans
Daily traffic
10,153
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 8 E over Owl CR is a concrete continuous culvert carrying Mo 8 E over Owl CR in St. Francois County, Missouri. It was built in 1974, so it is 51 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 10,153 vehicles a day, roughly 10% of them trucks, projected to reach 17,260 by 2044. The structure is 47 ft (14.4 m) long. If it were closed, the detour would be 23 mi (37 km).

Location

Open in Google Maps
CarriesMo 8 E
CrossesOwl CR
LocationS 2 T 36 N R 4 E
RouteState Highway 8
CountySt. Francois County
StateMissouri
Coordinates37.86481, -90.55519
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
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 length47 ft (14.4 m)
Longest span15 ft (4.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,153 (2024)
Projected traffic17,260 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed23 mi (37 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Mo 8 E over Owl CR built?

It was built in 1974, making it 51 years old in 2025.

What condition is Mo 8 E over Owl CR in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2023.

How much traffic does Mo 8 E over Owl CR carry?

About 10,153 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Mo 8 E over Owl CR?

The structure is 47 ft (14.4 m) long with a longest span of 15 ft (4.6 m).

Who owns Mo 8 E over Owl CR?

It is owned by the State Highway Agency.