US Bridges

SH 288 NB over Outfall Channel

Fair

Brazoria County, Texas · 3.47 MI S of SH 6 · Structure no. 120200059802076

Built
1982
43 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
105 ft
3 main spans
Daily traffic
23,202
2023 count
Owner
State
State Highway Agency

About this bridge

SH 288 NB over Outfall Channel is a concrete stringer/multi-beam or girder carrying SH 288 NB over Outfall Channel in Brazoria County, Texas. It was built in 1982, so it is 43 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 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 23,202 vehicles a day, roughly 13% of them trucks, projected to reach 21,570 by 2033. The structure is 105 ft (31.9 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSH 288 NB
CrossesOutfall Channel
Location3.47 MI S of SH 6
RouteState Highway 288
CountyBrazoria County
StateTexas
Coordinates29.44019, -95.42721
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry8: Equal to present desirable criteria
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 spans3
Design loadHS 20
Structure length105 ft (31.9 m)
Longest span34 ft (10.4 m)
Deck width44 ft (13.5 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,202 (2023)
Projected traffic21,570 by 2033
Trucks13%
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 Outfall Channel built?

It was built in 1982, making it 43 years old in 2025.

What condition is SH 288 NB over Outfall Channel 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 288 NB over Outfall Channel carry?

About 23,202 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is SH 288 NB over Outfall Channel?

The structure is 105 ft (31.9 m) long with a longest span of 34 ft (10.4 m) and a deck 44 ft wide.

Who owns SH 288 NB over Outfall Channel?

It is owned by the State Highway Agency.