US Bridges

FM 778 over Glade Creek

Fair

Wood County, Texas · 2.70 MI SE of SH 37 · Structure no. 102500042902009

Built
1949
76 years old, rebuilt 2011
Condition
Fair
inspected September 2024
Type
Culvert
Concrete
Length
52 ft
8 main spans
Daily traffic
900
2020 count
Owner
State
State Highway Agency

About this bridge

FM 778 over Glade Creek is a concrete culvert carrying FM 778 over Glade Creek in Wood County, Texas. It was built in 1949 and reconstructed in 2011, so it is 76 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 900 vehicles a day, roughly 11% of them trucks, projected to reach 1,140 by 2033. The structure is 52 ft (15.9 m) long and 39 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesFM 778
CrossesGlade Creek
Location2.70 MI SE of SH 37
RouteState Highway 778
StateTexas
Coordinates32.76399, -95.42122
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans8
Design loadH 15
Structure length52 ft (15.9 m)
Longest span6 ft (1.8 m)
Deck width39 ft (12 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic900 (2020)
Projected traffic1,140 by 2033
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 778 over Glade Creek built?

It was built in 1949, making it 76 years old in 2025. It was reconstructed in 2011.

What condition is FM 778 over Glade Creek 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 FM 778 over Glade Creek carry?

About 900 vehicles per day (2020 count), of which roughly 11% are trucks.

How long is FM 778 over Glade Creek?

The structure is 52 ft (15.9 m) long with a longest span of 6 ft (1.8 m) and a deck 39 ft wide.

Who owns FM 778 over Glade Creek?

It is owned by the State Highway Agency.