US Bridges

US 87 over Pedernales River

Good

Gillespie County, Texas · 3.65 MI S of US 290 · Structure no. 140870007201193

Built
2007
18 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
565 ft
5 main spans
Daily traffic
7,123
2020 count
Owner
State
State Highway Agency

About this bridge

US 87 over Pedernales River is a prestressed concrete stringer/multi-beam or girder carrying US 87 over Pedernales River in Gillespie County, Texas. It was built in 2007, so it is 18 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 7,123 vehicles a day, roughly 8% of them trucks, projected to reach 11,490 by 2033. The structure is 565 ft (172.2 m) long and 74 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

CarriesUS 87
CrossesPedernales River
Location3.65 MI S of US 290
RouteU.S. Route 87
StateTexas
Coordinates30.22022, -98.86997
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: 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, precast panels
Main spans5
Design loadHL 93
Structure length565 ft (172.2 m)
Longest span115 ft (35.1 m)
Deck width74 ft (22.6 m)
Roadway width72 ft (21.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,123 (2020)
Projected traffic11,490 by 2033
Trucks8%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 87 over Pedernales River built?

It was built in 2007, making it 18 years old in 2025.

What condition is US 87 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 April 2023.

How much traffic does US 87 over Pedernales River carry?

About 7,123 vehicles per day (2020 count), of which roughly 8% are trucks.

How long is US 87 over Pedernales River?

The structure is 565 ft (172.2 m) long with a longest span of 115 ft (35.1 m) and a deck 74 ft wide.

Who owns US 87 over Pedernales River?

It is owned by the State Highway Agency.