US Bridges

FM 678 over Timber Creek

Good

Cooke County, Texas · 1.2 MI N of US 82 · Structure no. 030490135701002

Built
1984
41 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
91 ft
3 main spans
Daily traffic
1,898
2022 count
Owner
State
State Highway Agency

About this bridge

FM 678 over Timber Creek is a concrete stringer/multi-beam or girder carrying FM 678 over Timber Creek in Cooke County, Texas. It was built in 1984, so it is 41 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 1,898 vehicles a day, roughly 10% of them trucks, projected to reach 2,733 by 2042. The structure is 91 ft (27.7 m) long and 36 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesFM 678
CrossesTimber Creek
Location1.2 MI N of US 82
RouteState Highway 678
StateTexas
Coordinates33.66766, -97.00502
Functional classRural Major 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour evaluation has not been made
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating75 US tons
Inventory rating45 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length91 ft (27.7 m)
Longest span30 ft (9.1 m)
Deck width36 ft (11.1 m)
Roadway width34 ft (10.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,898 (2022)
Projected traffic2,733 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 678 over Timber Creek built?

It was built in 1984, making it 41 years old in 2025.

What condition is FM 678 over Timber Creek 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 January 2024.

How much traffic does FM 678 over Timber Creek carry?

About 1,898 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is FM 678 over Timber Creek?

The structure is 91 ft (27.7 m) long with a longest span of 30 ft (9.1 m) and a deck 36 ft wide.

Who owns FM 678 over Timber Creek?

It is owned by the State Highway Agency.