US Bridges

SH 288 SB over Outfall Channel

Fair

Brazoria County, Texas · 0.91 MI N of SH 288 Bus · Structure no. 120200059803062

Built
1980
45 years old
Condition
Fair
inspected August 2024
Type
Slab
Concrete
Length
77 ft
3 main spans
Daily traffic
13,157
2022 count
Owner
State
State Highway Agency

About this bridge

SH 288 SB over Outfall Channel is a concrete slab carrying SH 288 SB over Outfall Channel in Brazoria County, Texas. It was built in 1980, so it is 45 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 13,157 vehicles a day, roughly 14% of them trucks, projected to reach 18,310 by 2033. The structure is 77 ft (23.5 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 SB
CrossesOutfall Channel
Location0.91 MI N of SH 288 Bus
RouteState Highway 288
CountyBrazoria County
StateTexas
Coordinates29.27356, -95.4422
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.9 US tons
Inventory rating39 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length77 ft (23.5 m)
Longest span25 ft (7.6 m)
Deck width44 ft (13.3 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,157 (2022)
Projected traffic18,310 by 2033
Trucks14%
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 SB over Outfall Channel built?

It was built in 1980, making it 45 years old in 2025.

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

About 13,157 vehicles per day (2022 count), of which roughly 14% are trucks.

How long is SH 288 SB over Outfall Channel?

The structure is 77 ft (23.5 m) long with a longest span of 25 ft (7.6 m) and a deck 44 ft wide.

Who owns SH 288 SB over Outfall Channel?

It is owned by the State Highway Agency.