US Bridges

Mo 142 E over Eleven Point Rvr

PoorPosted for load

Oregon County, Missouri · S 21 T 22 N R 2 W · Structure no. 9115

Built
1957
68 years old
Condition
Poor
inspected August 2023
Type
Truss - Thru
Steel
Length
304 ft
1 main span
Daily traffic
441
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 142 E over Eleven Point Rvr is a steel truss - thru carrying Mo 142 E over Eleven Point Rvr in Oregon County, Missouri. It was built in 1957, so it is 68 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 3 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. Its operating status is: posted for load restriction.

It carries about 441 vehicles a day, roughly 22% of them trucks, projected to reach 662 by 2044. The structure is 304 ft (92.7 m) long and 22 ft wide. If it were closed, the detour would be 24.2 mi (39 km).

CarriesMo 142 E
CrossesEleven Point Rvr
LocationS 21 T 22 N R 2 W
RouteState Highway 142
Coordinates36.55017, -91.19305
Functional classRural Minor Arterial

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
Deck3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating20.8 US tons
Inventory rating12.9 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+3 approach)
Design loadH 10
Structure length304 ft (92.7 m)
Longest span121 ft (36.8 m)
Deck width22 ft (6.8 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic441 (2024)
Projected traffic662 by 2044
Trucks22%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.2 mi (39 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2.9 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Mo 142 E over Eleven Point Rvr built?

It was built in 1957, making it 68 years old in 2025.

What condition is Mo 142 E over Eleven Point Rvr 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 August 2023.

How much traffic does Mo 142 E over Eleven Point Rvr carry?

About 441 vehicles per day (2024 count), of which roughly 22% are trucks.

How long is Mo 142 E over Eleven Point Rvr?

The structure is 304 ft (92.7 m) long with a longest span of 121 ft (36.8 m) and a deck 22 ft wide.

Who owns Mo 142 E over Eleven Point Rvr?

It is owned by the State Highway Agency.