US Bridges

FM 718 over Trinity Relief

Good

Wise County, Texas · 2.0 Miles West of FM 3433 · Structure no. 022490109801007

Built
2006
19 years old
Condition
Good
inspected February 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
140 ft
1 main span
Daily traffic
5,069
2020 count
Owner
State
State Highway Agency

About this bridge

FM 718 over Trinity Relief is a prestressed concrete stringer/multi-beam or girder carrying FM 718 over Trinity Relief in Wise County, Texas. It was built in 2006, so it is 19 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 5,069 vehicles a day, roughly 26% of them trucks, projected to reach 4,220 by 2033. The structure is 140 ft (42.7 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesFM 718
CrossesTrinity Relief
Location2.0 Miles West of FM 3433
RouteState Highway 718
StateTexas
Coordinates33.02606, -97.5091
Functional classUrban Collector

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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHL 93
Structure length140 ft (42.7 m)
Longest span75 ft (22.9 m)
Deck width46 ft (14 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,069 (2020)
Projected traffic4,220 by 2033
Trucks26%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed1.2 mi (2 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was FM 718 over Trinity Relief built?

It was built in 2006, making it 19 years old in 2025.

What condition is FM 718 over Trinity Relief 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 February 2023.

How much traffic does FM 718 over Trinity Relief carry?

About 5,069 vehicles per day (2020 count), of which roughly 26% are trucks.

How long is FM 718 over Trinity Relief?

The structure is 140 ft (42.7 m) long with a longest span of 75 ft (22.9 m) and a deck 46 ft wide.

Who owns FM 718 over Trinity Relief?

It is owned by the State Highway Agency.