US Bridges

SH 358 over Williams Ditch

Fair

Nueces County, Texas · 5.1 MI E of FM 43 · Structure no. 161780061701052

Built
1986
39 years old
Condition
Fair
inspected July 2024
Type
Culvert
Concrete
Length
72 ft
6 main spans
Daily traffic
63,500
2023 count
Owner
State
State Highway Agency

About this bridge

SH 358 over Williams Ditch is a concrete culvert carrying SH 358 over Williams Ditch in Nueces County, Texas. It was built in 1986, so it is 39 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 63,500 vehicles a day, roughly 4% of them trucks, projected to reach 88,900 by 2042. The structure is 72 ft (21.9 m) long and 298 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesSH 358
CrossesWilliams Ditch
Location5.1 MI E of FM 43
RouteState Highway 358
CountyNueces County
StateTexas
Coordinates27.68519, -97.32315
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 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 geometry9: Superior to present desirable criteria
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 spans6
Design loadHS 20
Structure length72 ft (21.9 m)
Longest span10 ft (3 m)
Deck width298 ft (90.8 m)
Roadway width204 ft (62.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic63,500 (2023)
Projected traffic88,900 by 2042
Trucks4%
Lanes on structure12
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 358 over Williams Ditch built?

It was built in 1986, making it 39 years old in 2025.

What condition is SH 358 over Williams Ditch 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 July 2024.

How much traffic does SH 358 over Williams Ditch carry?

About 63,500 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is SH 358 over Williams Ditch?

The structure is 72 ft (21.9 m) long with a longest span of 10 ft (3 m) and a deck 298 ft wide.

Who owns SH 358 over Williams Ditch?

It is owned by the State Highway Agency.