US Bridges

LP1NB to SH45EB over SH 45 EB FR

Good

Williamson County, Texas · 2.7 MI E of RM 620 · Structure no. 142460068306131

Built
2006
19 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
2,875 ft
25 main spans
Daily traffic
18,000
2013 count
Owner
State
State Highway Agency

About this bridge

LP1NB to SH45EB over SH 45 EB FR is a prestressed concrete stringer/multi-beam or girder carrying LP1NB to SH45EB over SH 45 EB FR 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 29,190 by 2033. The structure is 2,875 ft (876.3 m) long and 38 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesLP1NB to SH45EB
CrossesSH 45 EB FR
Location2.7 MI E of RM 620
CountyWilliamson County
StateTexas
Coordinates30.4738, -97.70226
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 geometry7: Better than present minimum 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 spans25
Design loadHS 20
Structure length2,875 ft (876.3 m)
Longest span123 ft (37.5 m)
Deck width38 ft (11.6 m)
Roadway width35 ft (10.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,000 (2013)
Projected traffic29,190 by 2033
Trucks15%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.2 mi (2 km)
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 LP1NB to SH45EB over SH 45 EB FR built?

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

What condition is LP1NB to SH45EB over SH 45 EB FR 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 LP1NB to SH45EB over SH 45 EB FR carry?

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

How long is LP1NB to SH45EB over SH 45 EB FR?

The structure is 2,875 ft (876.3 m) long with a longest span of 123 ft (37.5 m) and a deck 38 ft wide.

Who owns LP1NB to SH45EB over SH 45 EB FR?

It is owned by the State Highway Agency.