US Bridges

SH45WB to IH35NB over SH 45 WB FR & on Ramp

Good

Williamson County, Texas · 0.7 MI E of FM 1325 · Structure no. 142460068306043

Built
2006
19 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
4,414 ft
3 main spans
Daily traffic
18,000
2013 count
Owner
State
State Highway Agency

About this bridge

SH45WB to IH35NB over SH 45 WB FR & on Ramp is a steel continuous stringer/multi-beam or girder carrying SH45WB to IH35NB over SH 45 WB FR & on Ramp in Williamson County, Texas. It was built in 2006, so it is 19 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 18,000 vehicles a day, roughly 15% of them trucks, projected to reach 28,040 by 2033. The structure is 4,414 ft (1,345.4 m) long and 34 ft wide.

Location

Open in Google Maps
CarriesSH45WB to IH35NB
CrossesSH 45 WB FR & on Ramp
Location0.7 MI E of FM 1325
CountyWilliamson County
StateTexas
Coordinates30.48122, -97.67318
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+32 approach)
Design loadHS 20
Structure length4,414 ft (1,345.4 m)
Longest span265 ft (80.8 m)
Deck width34 ft (10.4 m)
Roadway width31 ft (9.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,000 (2013)
Projected traffic28,040 by 2033
Trucks15%
Lanes on structure1
Traffic directionOne-way traffic
CarriesThird level (interchange)
CrossesHighway
Detour if closed—
TollOn a toll road
National Highway SystemYes

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SH45WB to IH35NB over SH 45 WB FR & on Ramp built?

It was built in 2006, making it 19 years old in 2025.

What condition is SH45WB to IH35NB over SH 45 WB FR & on Ramp 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 November 2023.

How much traffic does SH45WB to IH35NB over SH 45 WB FR & on Ramp carry?

About 18,000 vehicles per day (2013 count), of which roughly 15% are trucks.

How long is SH45WB to IH35NB over SH 45 WB FR & on Ramp?

The structure is 4,414 ft (1,345.4 m) long with a longest span of 265 ft (80.8 m) and a deck 34 ft wide.

Who owns SH45WB to IH35NB over SH 45 WB FR & on Ramp?

It is owned by the State Highway Agency.