US Bridges

S Oak ST over Drainage Ditch

PoorPosted for load

Galveston County, Texas · 0.35 MI NW of FM 519 · Structure no. 120850K01236228

Built
1920
105 years old, rebuilt 1950
Condition
Poor
inspected November 2024
Type
Tee Beam
Concrete
Length
22 ft
1 main span
Daily traffic
376
2018 count
Owner
City
City or Municipal Highway Agency

About this bridge

S Oak ST over Drainage Ditch is a concrete tee beam carrying S Oak ST over Drainage Ditch in Galveston County, Texas. It was built in 1920 and reconstructed in 1950, so it is 105 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 2 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 376 vehicles a day, roughly 3% of them trucks, projected to reach 564 by 2038. The structure is 22 ft (6.7 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS Oak ST
CrossesDrainage Ditch
Location0.35 MI NW of FM 519
RouteCity Street 0
StateTexas
Coordinates29.36227, -94.95394
Functional classUrban Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure2 CriticalAdvanced deterioration of primary structural elements. Bridge may be closed until corrective action is taken.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourScour critical; extensive scour has occurred
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length22 ft (6.7 m)
Longest span20 ft (6.1 m)
Deck width28 ft (8.4 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic376 (2018)
Projected traffic564 by 2038
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 S Oak ST over Drainage Ditch built?

It was built in 1920, making it 105 years old in 2025. It was reconstructed in 1950.

What condition is S Oak ST over Drainage Ditch in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in November 2024.

How much traffic does S Oak ST over Drainage Ditch carry?

About 376 vehicles per day (2018 count), of which roughly 3% are trucks.

How long is S Oak ST over Drainage Ditch?

The structure is 22 ft (6.7 m) long with a longest span of 20 ft (6.1 m) and a deck 28 ft wide.

Who owns S Oak ST over Drainage Ditch?

It is owned by the City or Municipal Highway Agency.