US Bridges

FM 2854 over San Jacinto River

Fair

Montgomery County, Texas · 2.6 MI W of IH 45 · Structure no. 121700274401002

Built
1968
57 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
305 ft
5 main spans
Daily traffic
14,511
2023 count
Owner
State
State Highway Agency

About this bridge

FM 2854 over San Jacinto River is a prestressed concrete stringer/multi-beam or girder carrying FM 2854 over San Jacinto River in Montgomery County, Texas. It was built in 1968, so it is 57 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 14,511 vehicles a day, roughly 6% of them trucks, projected to reach 18,864 by 2042. The structure is 305 ft (93 m) long and 35 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesFM 2854
CrossesSan Jacinto River
Location2.6 MI W of IH 45
RouteState Highway 2854
StateTexas
Coordinates30.31461, -95.51148
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
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 alignment8: Equal to present desirable criteria
Operating rating62.9 US tons
Inventory rating30 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadH 20
Structure length305 ft (93 m)
Longest span65 ft (19.8 m)
Deck width35 ft (10.6 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,511 (2023)
Projected traffic18,864 by 2042
Trucks6%
Lanes on structure2
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 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 2854 over San Jacinto River built?

It was built in 1968, making it 57 years old in 2025.

What condition is FM 2854 over San Jacinto River 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 2854 over San Jacinto River carry?

About 14,511 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is FM 2854 over San Jacinto River?

The structure is 305 ft (93 m) long with a longest span of 65 ft (19.8 m) and a deck 35 ft wide.

Who owns FM 2854 over San Jacinto River?

It is owned by the State Highway Agency.