US Bridges

Discovery Blvd over Spanish Oak Creek

Good

Williamson County, Texas · 0.20 MI N of FM 1431 · Structure no. 142460G01840002

Built
2004
21 years old
Condition
Good
inspected September 2023
Type
Arch - Deck
Concrete
Length
134 ft
4 main spans
Daily traffic
7,250
2010 count
Owner
City
City or Municipal Highway Agency

About this bridge

Discovery Blvd over Spanish Oak Creek is a concrete arch - deck carrying Discovery Blvd over Spanish Oak Creek in Williamson County, Texas. It was built in 2004, so it is 21 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 7,250 vehicles a day, roughly 2% of them trucks, projected to reach 13,050 by 2030. The structure is 134 ft (40.8 m) long and 70 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesDiscovery Blvd
CrossesSpanish Oak Creek
Location0.20 MI N of FM 1431
RouteCity Street 0
StateTexas
Coordinates30.52712, -97.82181
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
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 typeArch - Deck
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length134 ft (40.8 m)
Longest span34 ft (10.4 m)
Deck width70 ft (21.4 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,250 (2010)
Projected traffic13,050 by 2030
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 Discovery Blvd over Spanish Oak Creek built?

It was built in 2004, making it 21 years old in 2025.

What condition is Discovery Blvd over Spanish Oak 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 September 2023.

How much traffic does Discovery Blvd over Spanish Oak Creek carry?

About 7,250 vehicles per day (2010 count), of which roughly 2% are trucks.

How long is Discovery Blvd over Spanish Oak Creek?

The structure is 134 ft (40.8 m) long with a longest span of 34 ft (10.4 m) and a deck 70 ft wide.

Who owns Discovery Blvd over Spanish Oak Creek?

It is owned by the City or Municipal Highway Agency.