US Bridges

IH 35 Nbfr over Brushy Creek

Good

Williamson County, Texas · 0.2 MI N of FM 620 · Structure no. 142460001509418

Built
1990
35 years old
Condition
Good
inspected February 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
453 ft
4 main spans
Daily traffic
33,350
2023 count
Owner
State
State Highway Agency

About this bridge

IH 35 Nbfr over Brushy Creek is a prestressed concrete stringer/multi-beam or girder carrying IH 35 Nbfr over Brushy Creek in Williamson County, Texas. It was built in 1990, so it is 35 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 33,350 vehicles a day, roughly 3% of them trucks, projected to reach 46,218 by 2039. The structure is 453 ft (138.1 m) long and 59 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesIH 35 Nbfr
CrossesBrushy Creek
Location0.2 MI N of FM 620
RouteInterstate 35
CountyWilliamson County
StateTexas
Coordinates30.51295, -97.68656
Functional classUrban Collector

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 inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length453 ft (138.1 m)
Longest span125 ft (38.1 m)
Deck width59 ft (18 m)
Roadway width50 ft (15.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic33,350 (2023)
Projected traffic46,218 by 2039
Trucks3%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$56,000
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 35 Nbfr over Brushy Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is IH 35 Nbfr over Brushy 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 February 2023.

How much traffic does IH 35 Nbfr over Brushy Creek carry?

About 33,350 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is IH 35 Nbfr over Brushy Creek?

The structure is 453 ft (138.1 m) long with a longest span of 125 ft (38.1 m) and a deck 59 ft wide.

Who owns IH 35 Nbfr over Brushy Creek?

It is owned by the State Highway Agency.