SH 359 over Dolores Creek

Fair

Webb County, Texas · 6.60 MI E of Lp 20 · Structure no. 222400008601004

Built: 1926; 99 years old, rebuilt 1953
Condition: Fair; inspected September 2024
Type: Culvert; Concrete
Length: 33 ft; 3 main spans
Daily traffic: 9,600; 2013 count
Owner: State; State Highway Agency

About this bridge

SH 359 over Dolores Creek is a concrete culvert carrying SH 359 over Dolores Creek in Webb County, Texas. It was built in 1926 and reconstructed in 1953, so it is 99 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 9,600 vehicles a day, roughly 13% of them trucks, projected to reach 13,440 by 2033. The structure is 33 ft (10.1 m) long and 43 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

Location

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CarriesSH 359

CrossesDolores Creek

Location6.60 MI E of Lp 20

RouteState Highway 359

CountyWebb County

StateTexas

Coordinates27.48542, -99.34243

Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

Component	Rating	Meaning
Channel and channel protection	7 Good	Some minor problems.
Culvert	6 Satisfactory	Structural elements show some minor deterioration.

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

Deck geometry4: Meets minimum tolerable limits to be 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

DeckConcrete, cast-in-place

Main spans3

Design loadHS 15

Structure length33 ft (10.1 m)

Longest span10 ft (3 m)

Deck width43 ft (13.2 m)

Roadway width39 ft (12 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,600 (2013)

Projected traffic13,440 by 2033

Trucks13%

Lanes on structure3

Traffic directionTwo-way traffic

CarriesHighway

CrossesWaterway

Detour if closed24.9 mi (40 km)

TollOn a free road

National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency

Maintained byState Highway Agency

Historic statusPossibly eligible for the National Register; requires further investigation

Work proposedNone recorded

Estimated improvement cost—

NavigationNo navigation control on waterway

Frequently asked questions

When was SH 359 over Dolores Creek built?

It was built in 1926, making it 99 years old in 2025. It was reconstructed in 1953.

What condition is SH 359 over Dolores Creek 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 September 2024.

How much traffic does SH 359 over Dolores Creek carry?

About 9,600 vehicles per day (2013 count), of which roughly 13% are trucks.

How long is SH 359 over Dolores Creek?

The structure is 33 ft (10.1 m) long with a longest span of 10 ft (3 m) and a deck 43 ft wide.

Who owns SH 359 over Dolores Creek?

It is owned by the State Highway Agency.