US Bridges

County Line RD over Sycamore CR

Fair

Texas County, Missouri · S 27 T 30 N R 12 W · Structure no. 20812

Built
1939
86 years old, rebuilt 2000
Condition
Fair
inspected November 2023
Type
Slab
Concrete Continuous
Length
28 ft
3 main spans
Daily traffic
40
2024 count
Owner
County
County Highway Agency

About this bridge

County Line RD over Sycamore CR is a concrete continuous slab carrying County Line RD over Sycamore CR in Texas County, Missouri. It was built in 1939 and reconstructed in 2000, so it is 86 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 40 vehicles a day, roughly 10% of them trucks, projected to reach 48 by 2044. The structure is 28 ft (8.5 m) long and 19 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesCounty Line RD
CrossesSycamore CR
LocationS 27 T 30 N R 12 W
RouteCounty Highway 276
CountyTexas County
StateMissouri
Coordinates37.2708, -92.2348
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 protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating54.6 US tons
Inventory rating17.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadOther
Structure length28 ft (8.5 m)
Longest span10 ft (2.9 m)
Deck width19 ft (5.9 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2024)
Projected traffic48 by 2044
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byTown or Township Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was County Line RD over Sycamore CR built?

It was built in 1939, making it 86 years old in 2025. It was reconstructed in 2000.

What condition is County Line RD over Sycamore 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 November 2023.

How much traffic does County Line RD over Sycamore CR carry?

About 40 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is County Line RD over Sycamore CR?

The structure is 28 ft (8.5 m) long with a longest span of 10 ft (2.9 m) and a deck 19 ft wide.

Who owns County Line RD over Sycamore CR?

It is owned by the County Highway Agency and maintained by the Town or Township Highway Agency.