US Bridges

FM 2854 over Alligator Creek

Good

Montgomery County, Texas · 0.2 MI E of IH 45 · Structure no. 121700274401217

Built
2020
5 years old
Condition
Good
inspected November 2024
Type
Slab
Prestressed Concrete
Length
141 ft
3 main spans
Daily traffic
9,910
2019 count
Owner
State
State Highway Agency

About this bridge

FM 2854 over Alligator Creek is a prestressed concrete slab carrying FM 2854 over Alligator 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 9,910 vehicles a day, roughly 7% of them trucks, projected to reach 11,892 by 2039. The structure is 141 ft (43 m) long and 77 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesFM 2854
CrossesAlligator Creek
Location0.2 MI E of IH 45
RouteState Highway 2854
CountyMontgomery County
StateTexas
Coordinates30.30819, -95.47239
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 protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length141 ft (43 m)
Longest span47 ft (14.3 m)
Deck width77 ft (23.4 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,910 (2019)
Projected traffic11,892 by 2039
Trucks7%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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 2854 over Alligator Creek built?

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

What condition is FM 2854 over Alligator 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 November 2024.

How much traffic does FM 2854 over Alligator Creek carry?

About 9,910 vehicles per day (2019 count), of which roughly 7% are trucks.

How long is FM 2854 over Alligator Creek?

The structure is 141 ft (43 m) long with a longest span of 47 ft (14.3 m) and a deck 77 ft wide.

Who owns FM 2854 over Alligator Creek?

It is owned by the State Highway Agency.