US Bridges

Sumac RD over Opossum CR

Fair

Jasper County, Missouri · S 19 T 30 N R 30 W · Structure no. 15971

Built
1930
95 years old
Condition
Fair
inspected December 2024
Type
Slab
Concrete
Length
30 ft
2 main spans
Daily traffic
45
2024 count
Owner
County
County Highway Agency

About this bridge

Sumac RD over Opossum CR is a concrete slab carrying Sumac RD over Opossum CR in Jasper County, Missouri. It was built in 1930, so it is 95 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 5 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 45 vehicles a day, roughly 10% of them trucks, projected to reach 68 by 2044. The structure is 30 ft (9.1 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesSumac RD
CrossesOpossum CR
LocationS 19 T 30 N R 30 W
RouteCounty Highway 105
CountyJasper County
StateMissouri
Coordinates37.32483, -94.28374
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating34.7 US tons
Inventory rating18.8 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadOther
Structure length30 ft (9.1 m)
Longest span14 ft (4.3 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic45 (2024)
Projected traffic68 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Sumac RD over Opossum CR built?

It was built in 1930, making it 95 years old in 2025.

What condition is Sumac RD over Opossum 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 December 2024.

How much traffic does Sumac RD over Opossum CR carry?

About 45 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Sumac RD over Opossum CR?

The structure is 30 ft (9.1 m) long with a longest span of 14 ft (4.3 m) and a deck 26 ft wide.

Who owns Sumac RD over Opossum CR?

It is owned by the County Highway Agency.