US 59 over Chacon Creek Branch

Good

Webb County, Texas · 0.9 MI NE of Loop 20 · Structure no. 222400054201005

Built: 1948; 77 years old, rebuilt 2006
Condition: Good; inspected December 2022
Type: Culvert; Concrete
Length: 43 ft; 4 main spans
Daily traffic: 5,300; 2011 count
Owner: State; State Highway Agency

About this bridge

US 59 over Chacon Creek Branch is a concrete culvert carrying US 59 over Chacon Creek Branch in Webb County, Texas. It was built in 1948 and reconstructed in 2006, so it is 77 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 5,300 vehicles a day, projected to reach 8,270 by 2031. The structure is 43 ft (13.1 m) long and 110 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

Location

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CarriesUS 59

CrossesChacon Creek Branch

Location0.9 MI NE of Loop 20

RouteU.S. Route 59

CountyWebb County

StateTexas

Coordinates27.52983, -99.43065

Functional classUrban Other Principal Arterial

Condition and inspection

Good

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

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

Last inspectionDecember 2022

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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is

Waterway adequacy9: Superior to present desirable 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 spans4

Design loadH 15

Structure length43 ft (13.1 m)

Longest span10 ft (3 m)

Deck width110 ft (33.6 m)

Roadway width94 ft (28.8 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,300 (2011)

Projected traffic8,270 by 2031

Trucks0%

Lanes on structure7

Traffic directionTwo-way traffic

CarriesHighway

CrossesWaterway

Detour if closed14.9 mi (24 km)

TollOn a free road

National Highway SystemYes

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 US 59 over Chacon Creek Branch built?

It was built in 1948, making it 77 years old in 2025. It was reconstructed in 2006.

What condition is US 59 over Chacon Creek Branch 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 December 2022.

How much traffic does US 59 over Chacon Creek Branch carry?

About 5,300 vehicles per day (2011 count).

How long is US 59 over Chacon Creek Branch?

The structure is 43 ft (13.1 m) long with a longest span of 10 ft (3 m) and a deck 110 ft wide.

Who owns US 59 over Chacon Creek Branch?

It is owned by the State Highway Agency.