US Bridges

FM 546 over E Fork Trinity River

Fair

Collin County, Texas · 5.60 MI E of SH 5 · Structure no. 180430101301002

Built
1975
50 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
360 ft
9 main spans
Daily traffic
3,439
2014 count
Owner
State
State Highway Agency

About this bridge

FM 546 over E Fork Trinity River is a concrete stringer/multi-beam or girder carrying FM 546 over E Fork Trinity River in Collin County, Texas. It was built in 1975, so it is 50 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 3,439 vehicles a day, roughly 2% of them trucks, projected to reach 4,400 by 2033. The structure is 360 ft (109.7 m) long and 42 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesFM 546
CrossesE Fork Trinity River
Location5.60 MI E of SH 5
RouteState Highway 546
StateTexas
Coordinates33.15433, -96.54947
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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating45 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans9
Design loadHS 20
Structure length360 ft (109.7 m)
Longest span40 ft (12.2 m)
Deck width42 ft (12.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,439 (2014)
Projected traffic4,400 by 2033
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was FM 546 over E Fork Trinity River built?

It was built in 1975, making it 50 years old in 2025.

What condition is FM 546 over E Fork Trinity River 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 May 2023.

How much traffic does FM 546 over E Fork Trinity River carry?

About 3,439 vehicles per day (2014 count), of which roughly 2% are trucks.

How long is FM 546 over E Fork Trinity River?

The structure is 360 ft (109.7 m) long with a longest span of 40 ft (12.2 m) and a deck 42 ft wide.

Who owns FM 546 over E Fork Trinity River?

It is owned by the State Highway Agency.