US Bridges

SH 288 over Outfall Channel

Good

Brazoria County, Texas · 4.92 MI S of SH 6 · Structure no. 120200059802046

Built
1980
45 years old
Condition
Good
inspected September 2024
Type
Culvert
Concrete
Length
57 ft
3 main spans
Daily traffic
45,230
2023 count
Owner
State
State Highway Agency

About this bridge

SH 288 over Outfall Channel is a concrete culvert carrying SH 288 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 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 45,230 vehicles a day, roughly 11% of them trucks, projected to reach 45,630 by 2033. The structure is 57 ft (17.4 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSH 288
CrossesOutfall Channel
Location4.92 MI S of SH 6
RouteState Highway 288
StateTexas
Coordinates29.41887, -95.42773
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 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
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length57 ft (17.4 m)
Longest span17 ft (5.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic45,230 (2023)
Projected traffic45,630 by 2033
Trucks11%
Lanes on structure8
Traffic directionTwo-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 over Outfall Channel built?

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

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

About 45,230 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is SH 288 over Outfall Channel?

The structure is 57 ft (17.4 m) long with a longest span of 17 ft (5.3 m).

Who owns SH 288 over Outfall Channel?

It is owned by the State Highway Agency.