US Bridges

FM 2978 over Spring Creek

Good

Montgomery County, Texas · 6.80 MI S of FM 1488 · Structure no. 121700305002009

Built
2020
5 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
980 ft
9 main spans
Daily traffic
23,189
2023 count
Owner
State
State Highway Agency

About this bridge

FM 2978 over Spring Creek is a prestressed concrete stringer/multi-beam or girder carrying FM 2978 over Spring Creek in Montgomery County, Texas. It was built in 2020, so it is 5 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 23,189 vehicles a day, roughly 5% of them trucks, projected to reach 36,639 by 2042. The structure is 980 ft (298.7 m) long and 82 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesFM 2978
CrossesSpring Creek
Location6.80 MI S of FM 1488
RouteState Highway 2978
StateTexas
Coordinates30.13473, -95.59679
Functional classUrban Minor Arterial

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable 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 spans9
Design loadHL 93
Structure length980 ft (298.7 m)
Longest span120 ft (36.6 m)
Deck width82 ft (25.1 m)
Roadway width80 ft (24.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,189 (2023)
Projected traffic36,639 by 2042
Trucks5%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 2978 over Spring Creek built?

It was built in 2020, making it 5 years old in 2025.

What condition is FM 2978 over Spring 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 August 2024.

How much traffic does FM 2978 over Spring Creek carry?

About 23,189 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is FM 2978 over Spring Creek?

The structure is 980 ft (298.7 m) long with a longest span of 120 ft (36.6 m) and a deck 82 ft wide.

Who owns FM 2978 over Spring Creek?

It is owned by the State Highway Agency.