US Bridges

SP 317 over Sl 79

Good

Val Verde County, Texas · 1.0 MI N of US 277 · Structure no. 222330362101001

Built
2012
13 years old
Condition
Good
inspected October 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
294 ft
2 main spans
Daily traffic
209
2016 count
Owner
State
State Highway Agency

About this bridge

SP 317 over Sl 79 is a prestressed concrete stringer/multi-beam or girder carrying SP 317 over Sl 79 in Val Verde County, Texas. It was built in 2012, so it is 13 years old, younger 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 209 vehicles a day, roughly 22% of them trucks, projected to reach 290 by 2036. The structure is 294 ft (89.6 m) long and 46 ft wide.

CarriesSP 317
CrossesSl 79
Location1.0 MI N of US 277
RouteState Highway 317
StateTexas
Coordinates29.34292, -100.8212
Functional classRural Principal Arterial - Other

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHL 93
Structure length294 ft (89.6 m)
Longest span97 ft (29.6 m)
Deck width46 ft (14 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic209 (2016)
Projected traffic290 by 2036
Trucks22%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SP 317 over Sl 79 built?

It was built in 2012, making it 13 years old in 2025.

What condition is SP 317 over Sl 79 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 October 2022.

How much traffic does SP 317 over Sl 79 carry?

About 209 vehicles per day (2016 count), of which roughly 22% are trucks.

How long is SP 317 over Sl 79?

The structure is 294 ft (89.6 m) long with a longest span of 97 ft (29.6 m) and a deck 46 ft wide.

Who owns SP 317 over Sl 79?

It is owned by the State Highway Agency.