US Bridges

SH 35 WB over Brazos River

Fair

Brazoria County, Texas · 3.10 MI E of SH 36 · Structure no. 120200017902050

Built
1958
67 years old, rebuilt 2008
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
587 ft
3 main spans
Daily traffic
8,462
2024 count
Owner
State
State Highway Agency

About this bridge

SH 35 WB over Brazos River is a steel continuous stringer/multi-beam or girder carrying SH 35 WB over Brazos River in Brazoria County, Texas. It was built in 1958 and reconstructed in 2008, so it is 67 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 5 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 8,462 vehicles a day, roughly 11% of them trucks, projected to reach 3,930 by 2033. The structure is 587 ft (178.9 m) long and 46 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSH 35 WB
CrossesBrazos River
Location3.10 MI E of SH 36
RouteState Highway 35
StateTexas
Coordinates29.14438, -95.60578
Functional classRural Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating39 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadOther
Structure length587 ft (178.9 m)
Longest span240 ft (73.2 m)
Deck width46 ft (14.1 m)
Roadway width43 ft (13.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,462 (2024)
Projected traffic3,930 by 2033
Trucks11%
Lanes on structure2
Traffic directionOne-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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$41,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 35 WB over Brazos River built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 2008.

What condition is SH 35 WB over Brazos 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 August 2024.

How much traffic does SH 35 WB over Brazos River carry?

About 8,462 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is SH 35 WB over Brazos River?

The structure is 587 ft (178.9 m) long with a longest span of 240 ft (73.2 m) and a deck 46 ft wide.

Who owns SH 35 WB over Brazos River?

It is owned by the State Highway Agency.