US Bridges

SH 288 NB over Bastrop Bayou

Fair

Brazoria County, Texas · 4.70 MI S of SH 35 · Structure no. 120200059804123

Built
1987
38 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
642 ft
16 main spans
Daily traffic
20,120
2023 count
Owner
State
State Highway Agency

About this bridge

SH 288 NB over Bastrop Bayou is a concrete stringer/multi-beam or girder carrying SH 288 NB over Bastrop Bayou in Brazoria County, Texas. It was built in 1987, so it is 38 years old, younger 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 20,120 vehicles a day, roughly 7% of them trucks, projected to reach 19,250 by 2033. The structure is 642 ft (195.7 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesSH 288 NB
CrossesBastrop Bayou
Location4.70 MI S of SH 35
RouteState Highway 288
CountyBrazoria County
StateTexas
Coordinates29.09415, -95.45272
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating45 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete
DeckConcrete, cast-in-place
Main spans16
Design loadHS 20
Structure length642 ft (195.7 m)
Longest span40 ft (12.2 m)
Deck width40 ft (12.3 m)
Roadway width37 ft (11.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,120 (2023)
Projected traffic19,250 by 2033
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 SH 288 NB over Bastrop Bayou built?

It was built in 1987, making it 38 years old in 2025.

What condition is SH 288 NB over Bastrop Bayou 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 October 2024.

How much traffic does SH 288 NB over Bastrop Bayou carry?

About 20,120 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is SH 288 NB over Bastrop Bayou?

The structure is 642 ft (195.7 m) long with a longest span of 40 ft (12.2 m) and a deck 40 ft wide.

Who owns SH 288 NB over Bastrop Bayou?

It is owned by the State Highway Agency.