US Bridges

SH45EB to LP1SB over Mcneil RD & UP RR

Good

Williamson County, Texas · 2.3 MI E of RM 620 · Structure no. 142460068306132

Built
2006
19 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
4,916 ft
3 main spans
Daily traffic
18,000
2013 count
Owner
State
State Highway Agency

About this bridge

SH45EB to LP1SB over Mcneil RD & UP RR is a steel continuous stringer/multi-beam or girder carrying SH45EB to LP1SB over Mcneil RD & UP RR 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 31,850 by 2033. The structure is 4,916 ft (1,498.4 m) long and 38 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSH45EB to LP1SB
CrossesMcneil RD & UP RR
Location2.3 MI E of RM 620
StateTexas
Coordinates30.47954, -97.71589
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 geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialSteel Continuous
DeckCorrugated steel
Main spans3 (+39 approach)
Design loadHS 20
Structure length4,916 ft (1,498.4 m)
Longest span224 ft (68.3 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 traffic31,850 by 2033
Trucks15%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway and railroad
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 SH45EB to LP1SB over Mcneil RD & UP RR built?

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

What condition is SH45EB to LP1SB over Mcneil RD & UP RR 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 SH45EB to LP1SB over Mcneil RD & UP RR carry?

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

How long is SH45EB to LP1SB over Mcneil RD & UP RR?

The structure is 4,916 ft (1,498.4 m) long with a longest span of 224 ft (68.3 m) and a deck 38 ft wide.

Who owns SH45EB to LP1SB over Mcneil RD & UP RR?

It is owned by the State Highway Agency.