US Bridges

SH 288 NB over Dow Barge Canal

Fair

Brazoria County, Texas · 0.85 MI S. of SH 332 · Structure no. 120200011108072

Built
1998
27 years old
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
2,076 ft
1 main span
Daily traffic
14,998
2019 count
Owner
State
State Highway Agency

About this bridge

SH 288 NB over Dow Barge Canal is a prestressed concrete stringer/multi-beam or girder carrying SH 288 NB over Dow Barge Canal in Brazoria County, Texas. It was built in 1998, so it is 27 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 14,998 vehicles a day, roughly 10% of them trucks, projected to reach 17,180 by 2033. The structure is 2,076 ft (632.8 m) long and 61 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSH 288 NB
CrossesDow Barge Canal
Location0.85 MI S. of SH 332
RouteState Highway 288
CountyBrazoria County
StateTexas
Coordinates28.99325, -95.38253
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+19 approach)
Design loadHS 20
Structure length2,076 ft (632.8 m)
Longest span146 ft (44.5 m)
Deck width61 ft (18.7 m)
Roadway width58 ft (17.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,998 (2019)
Projected traffic17,180 by 2033
Trucks10%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad and waterway
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$1.1 million
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 288 NB over Dow Barge Canal built?

It was built in 1998, making it 27 years old in 2025.

What condition is SH 288 NB over Dow Barge Canal 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 December 2024.

How much traffic does SH 288 NB over Dow Barge Canal carry?

About 14,998 vehicles per day (2019 count), of which roughly 10% are trucks.

How long is SH 288 NB over Dow Barge Canal?

The structure is 2,076 ft (632.8 m) long with a longest span of 146 ft (44.5 m) and a deck 61 ft wide.

Who owns SH 288 NB over Dow Barge Canal?

It is owned by the State Highway Agency.