US Bridges

Pedernales Falls D over Cowan Creek

Good

Williamson County, Texas · 1.2 MI E of RM 2338 · Structure no. 142460D02802002

Built
2018
7 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
270 ft
3 main spans
Daily traffic
9,680
2010 count
Owner
City
City or Municipal Highway Agency

About this bridge

Pedernales Falls D over Cowan Creek is a prestressed concrete stringer/multi-beam or girder carrying Pedernales Falls D over Cowan Creek in Williamson County, Texas. It was built in 2018, so it is 7 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 9,680 vehicles a day, projected to reach 398 by 2038. The structure is 270 ft (82.3 m) long and 50 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesPedernales Falls D
CrossesCowan Creek
Location1.2 MI E of RM 2338
RouteCity Street 0
CountyWilliamson County
StateTexas
Coordinates30.72784, -97.7599
Functional classUrban 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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: 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 rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHL 93
Structure length270 ft (82.3 m)
Longest span90 ft (27.4 m)
Deck width50 ft (15.2 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,680 (2010)
Projected traffic398 by 2038
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Pedernales Falls D over Cowan Creek built?

It was built in 2018, making it 7 years old in 2025.

What condition is Pedernales Falls D over Cowan 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 October 2023.

How much traffic does Pedernales Falls D over Cowan Creek carry?

About 9,680 vehicles per day (2010 count).

How long is Pedernales Falls D over Cowan Creek?

The structure is 270 ft (82.3 m) long with a longest span of 90 ft (27.4 m) and a deck 50 ft wide.

Who owns Pedernales Falls D over Cowan Creek?

It is owned by the City or Municipal Highway Agency.