US Bridges

SH 315 over Big Six Mile Creek

Good

Panola County, Texas · 4.15 MI SW of SH 149 · Structure no. 191830046203015

Built
1954
71 years old
Condition
Good
inspected June 2023
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
6,678
2020 count
Owner
State
State Highway Agency

About this bridge

SH 315 over Big Six Mile Creek is a concrete culvert carrying SH 315 over Big Six Mile Creek in Panola County, Texas. It was built in 1954, so it is 71 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 6,678 vehicles a day, roughly 40% of them trucks, projected to reach 9,380 by 2033. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesSH 315
CrossesBig Six Mile Creek
Location4.15 MI SW of SH 149
RouteState Highway 315
StateTexas
Coordinates32.11846, -94.42921
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadOther
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,678 (2020)
Projected traffic9,380 by 2033
Trucks40%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 315 over Big Six Mile Creek built?

It was built in 1954, making it 71 years old in 2025.

What condition is SH 315 over Big Six Mile Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2023.

How much traffic does SH 315 over Big Six Mile Creek carry?

About 6,678 vehicles per day (2020 count), of which roughly 40% are trucks.

How long is SH 315 over Big Six Mile Creek?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m).

Who owns SH 315 over Big Six Mile Creek?

It is owned by the State Highway Agency.