US Bridges

Old San Antonio RD over Pedernales River

Good

Gillespie County, Texas · 1.6 MI S of US 290 · Structure no. 140870AA0119502

Built
2015
10 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
220 ft
2 main spans
Daily traffic
368
2010 count
Owner
County
County Highway Agency

About this bridge

Old San Antonio RD over Pedernales River is a prestressed concrete stringer/multi-beam or girder carrying Old San Antonio RD over Pedernales River in Gillespie County, Texas. It was built in 2015, so it is 10 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 368 vehicles a day, roughly 1% of them trucks, projected to reach 514 by 2027. The structure is 220 ft (67.1 m) long and 34 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesOld San Antonio RD
CrossesPedernales River
Location1.6 MI S of US 290
RouteCounty Highway 0
StateTexas
Coordinates30.22087, -98.84287
Functional classRural Local

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2 (+1 approach)
Design loadHL 93
Structure length220 ft (67.1 m)
Longest span80 ft (24.4 m)
Deck width34 ft (10.4 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic368 (2010)
Projected traffic514 by 2027
Trucks1%
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

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 Old San Antonio RD over Pedernales River built?

It was built in 2015, making it 10 years old in 2025.

What condition is Old San Antonio RD over Pedernales River 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 January 2024.

How much traffic does Old San Antonio RD over Pedernales River carry?

About 368 vehicles per day (2010 count), of which roughly 1% are trucks.

How long is Old San Antonio RD over Pedernales River?

The structure is 220 ft (67.1 m) long with a longest span of 80 ft (24.4 m) and a deck 34 ft wide.

Who owns Old San Antonio RD over Pedernales River?

It is owned by the County Highway Agency.