US Bridges

CR 331 over E Fork Trinity River

Fair

Collin County, Texas · 0.80 MI SW of FM 2933 · Structure no. 180430AA0915001

Built
1982
43 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
69 ft
1 main span
Daily traffic
2,805
2022 count
Owner
County
County Highway Agency

About this bridge

CR 331 over E Fork Trinity River is a steel stringer/multi-beam or girder carrying CR 331 over E Fork Trinity River in Collin County, Texas. It was built in 1982, so it is 43 years old, younger 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 2,805 vehicles a day, roughly 5% of them trucks, projected to reach 650 by 2031. The structure is 69 ft (21 m) long and 34 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesCR 331
CrossesE Fork Trinity River
Location0.80 MI SW of FM 2933
RouteCounty Highway 331
CountyCollin County
StateTexas
Coordinates33.22431, -96.59562
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating38 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length69 ft (21 m)
Longest span67 ft (20.4 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,805 (2022)
Projected traffic650 by 2031
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 331 over E Fork Trinity River built?

It was built in 1982, making it 43 years old in 2025.

What condition is CR 331 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 November 2024.

How much traffic does CR 331 over E Fork Trinity River carry?

About 2,805 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is CR 331 over E Fork Trinity River?

The structure is 69 ft (21 m) long with a longest span of 67 ft (20.4 m) and a deck 34 ft wide.

Who owns CR 331 over E Fork Trinity River?

It is owned by the County Highway Agency.