US Bridges

SH 77 over Union Pacific Railroad

Fair

Cass County, Texas · 0.40 MI E of SH 43 · Structure no. 190340027801003

Built
1963
62 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
166 ft
1 main span
Daily traffic
4,985
2023 count
Owner
State
State Highway Agency

About this bridge

SH 77 over Union Pacific Railroad is a concrete stringer/multi-beam or girder carrying SH 77 over Union Pacific Railroad in Cass County, Texas. It was built in 1963, so it is 62 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 4,985 vehicles a day, roughly 16% of them trucks, projected to reach 8,540 by 2042. The structure is 166 ft (50.6 m) long and 68 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesSH 77
CrossesUnion Pacific Railroad
Location0.40 MI E of SH 43
RouteState Highway 77
CountyCass County
StateTexas
Coordinates33.10501, -94.16912
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating33 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1 (+4 approach)
Design loadH 20
Structure length166 ft (50.6 m)
Longest span41 ft (12.5 m)
Deck width68 ft (20.8 m)
Roadway width65 ft (19.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,985 (2023)
Projected traffic8,540 by 2042
Trucks16%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SH 77 over Union Pacific Railroad built?

It was built in 1963, making it 62 years old in 2025.

What condition is SH 77 over Union Pacific Railroad in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2024.

How much traffic does SH 77 over Union Pacific Railroad carry?

About 4,985 vehicles per day (2023 count), of which roughly 16% are trucks.

How long is SH 77 over Union Pacific Railroad?

The structure is 166 ft (50.6 m) long with a longest span of 41 ft (12.5 m) and a deck 68 ft wide.

Who owns SH 77 over Union Pacific Railroad?

It is owned by the State Highway Agency.