US Bridges

SH 91 over Union Pacific Railroad

Good

Grayson County, Texas · 0.5 Mi. S. of US 75 · Structure no. 010920070501292

Built
2013
12 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
215 ft
1 main span
Daily traffic
4,382
2020 count
Owner
State
State Highway Agency

About this bridge

SH 91 over Union Pacific Railroad is a prestressed concrete stringer/multi-beam or girder carrying SH 91 over Union Pacific Railroad in Grayson County, Texas. It was built in 2013, so it is 12 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 4,382 vehicles a day, roughly 15% of them trucks, projected to reach 5,110 by 2033. The structure is 215 ft (65.5 m) long and 62 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesSH 91
CrossesUnion Pacific Railroad
Location0.5 Mi. S. of US 75
RouteState Highway 91
CountyGrayson County
StateTexas
Coordinates33.78113, -96.55504
Functional classUrban Minor 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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 48 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

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHL 93
Structure length215 ft (65.5 m)
Longest span115 ft (35.1 m)
Deck width62 ft (18.9 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,382 (2020)
Projected traffic5,110 by 2033
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

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 91 over Union Pacific Railroad built?

It was built in 2013, making it 12 years old in 2025.

What condition is SH 91 over Union Pacific 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 April 2023.

How much traffic does SH 91 over Union Pacific Railroad carry?

About 4,382 vehicles per day (2020 count), of which roughly 15% are trucks.

How long is SH 91 over Union Pacific Railroad?

The structure is 215 ft (65.5 m) long with a longest span of 115 ft (35.1 m) and a deck 62 ft wide.

Who owns SH 91 over Union Pacific Railroad?

It is owned by the State Highway Agency.