US Bridges

SH 105 over US 59 & UP Railroad

Good

Liberty County, Texas · 1.6 MI SW of Bs 105 T · Structure no. 201460017703238

Built
2011
14 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
1,591 ft
1 main span
Daily traffic
9,550
2022 count
Owner
State
State Highway Agency

About this bridge

SH 105 over US 59 & UP Railroad is a steel stringer/multi-beam or girder carrying SH 105 over US 59 & UP Railroad in Liberty County, Texas. It was built in 2011, so it is 14 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 9,550 vehicles a day, roughly 16% of them trucks, projected to reach 13,400 by 2042. The structure is 1,591 ft (484.9 m) long and 86 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesSH 105
CrossesUS 59 & UP Railroad
Location1.6 MI SW of Bs 105 T
RouteState Highway 105
StateTexas
Coordinates30.3136, -95.10309
Functional classUrban Other Principal Arterial

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 inspectionMarch 2024
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
DeckConcrete, cast-in-place
Main spans1 (+14 approach)
Design loadHS 20
Structure length1,591 ft (484.9 m)
Longest span181 ft (55.2 m)
Deck width86 ft (26.2 m)
Roadway width83 ft (25.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,550 (2022)
Projected traffic13,400 by 2042
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed3.1 mi (5 km)
TollOn a free 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 SH 105 over US 59 & UP Railroad built?

It was built in 2011, making it 14 years old in 2025.

What condition is SH 105 over US 59 & UP Railroad 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 March 2024.

How much traffic does SH 105 over US 59 & UP Railroad carry?

About 9,550 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is SH 105 over US 59 & UP Railroad?

The structure is 1,591 ft (484.9 m) long with a longest span of 181 ft (55.2 m) and a deck 86 ft wide.

Who owns SH 105 over US 59 & UP Railroad?

It is owned by the State Highway Agency.