US Bridges

SH45WB to US183SB over US 183 & SH 45

Good

Williamson County, Texas · 2.0 MI W of FM 734 · Structure no. 142460068301068

Built
2006
19 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,327 ft
6 main spans
Daily traffic
5,000
2013 count
Owner
State
State Highway Agency

About this bridge

SH45WB to US183SB over US 183 & SH 45 is a steel continuous stringer/multi-beam or girder carrying SH45WB to US183SB over US 183 & SH 45 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 5,000 vehicles a day, roughly 15% of them trucks, projected to reach 9,820 by 2033. The structure is 1,327 ft (404.5 m) long and 34 ft wide.

CarriesSH45WB to US183SB
CrossesUS 183 & SH 45
Location2.0 MI W of FM 734
StateTexas
Coordinates30.46929, -97.79577
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.
Superstructure8 Very GoodNo problems noted.
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 alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans6 (+3 approach)
Design loadHS 20
Structure length1,327 ft (404.5 m)
Longest span233 ft (71 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,000 (2013)
Projected traffic9,820 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 US183SB over US 183 & SH 45 built?

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

What condition is SH45WB to US183SB over US 183 & SH 45 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 US183SB over US 183 & SH 45 carry?

About 5,000 vehicles per day (2013 count), of which roughly 15% are trucks.

How long is SH45WB to US183SB over US 183 & SH 45?

The structure is 1,327 ft (404.5 m) long with a longest span of 233 ft (71 m) and a deck 34 ft wide.

Who owns SH45WB to US183SB over US 183 & SH 45?

It is owned by the State Highway Agency.