US Bridges

Schmidt Ln(sh 317) over Trib S Bosque River

Fair

McLennan County, Texas · 6.4 MI S of US 84 · Structure no. 091610039803039

Built
1994
31 years old
Condition
Fair
inspected November 2024
Type
Culvert
Concrete
Length
23 ft
3 main spans
Daily traffic
4,113
2023 count
Owner
State
State Highway Agency

About this bridge

Schmidt Ln(sh 317) over Trib S Bosque River is a concrete culvert carrying Schmidt Ln(sh 317) over Trib S Bosque River in McLennan County, Texas. It was built in 1994, so it is 31 years old, younger than the Texas average of 44.4 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 4,113 vehicles a day, roughly 10% of them trucks, projected to reach 6,440 by 2030. The structure is 23 ft (7 m) long and 48 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesSchmidt Ln(sh 317)
CrossesTrib S Bosque River
Location6.4 MI S of US 84
RouteState Highway 317
CountyMcLennan County
StateTexas
Coordinates31.35853, -97.38056
Functional classRural Minor 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length23 ft (7 m)
Longest span7 ft (2.1 m)
Deck width48 ft (14.7 m)
Roadway width26 ft (7.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,113 (2023)
Projected traffic6,440 by 2030
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

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$400,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Schmidt Ln(sh 317) over Trib S Bosque River built?

It was built in 1994, making it 31 years old in 2025.

What condition is Schmidt Ln(sh 317) over Trib S Bosque River 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 2024.

How much traffic does Schmidt Ln(sh 317) over Trib S Bosque River carry?

About 4,113 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Schmidt Ln(sh 317) over Trib S Bosque River?

The structure is 23 ft (7 m) long with a longest span of 7 ft (2.1 m) and a deck 48 ft wide.

Who owns Schmidt Ln(sh 317) over Trib S Bosque River?

It is owned by the State Highway Agency.