US Bridges

FM 1301 over San Bernard River

Good

Brazoria County, Texas · 6.80 MI W of SH 36 · Structure no. 120200141202026

Built
1994
31 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
362 ft
6 main spans
Daily traffic
1,764
2023 count
Owner
State
State Highway Agency

About this bridge

FM 1301 over San Bernard River is a prestressed concrete stringer/multi-beam or girder carrying FM 1301 over San Bernard River in Brazoria County, Texas. It was built in 1994, so it is 31 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 1,764 vehicles a day, roughly 13% of them trucks, projected to reach 2,100 by 2033. The structure is 362 ft (110.3 m) long and 47 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesFM 1301
CrossesSan Bernard River
Location6.80 MI W of SH 36
RouteState Highway 1301
StateTexas
Coordinates29.16045, -95.7658
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 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 evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy9: Superior 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 spans6
Design loadHS 20
Structure length362 ft (110.3 m)
Longest span60 ft (18.3 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,764 (2023)
Projected traffic2,100 by 2033
Trucks13%
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 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 1301 over San Bernard River built?

It was built in 1994, making it 31 years old in 2025.

What condition is FM 1301 over San Bernard River 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 September 2024.

How much traffic does FM 1301 over San Bernard River carry?

About 1,764 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is FM 1301 over San Bernard River?

The structure is 362 ft (110.3 m) long with a longest span of 60 ft (18.3 m) and a deck 47 ft wide.

Who owns FM 1301 over San Bernard River?

It is owned by the State Highway Agency.