US Bridges

Calton RD over Zacate Creek

Good

Webb County, Texas · 0.70 MI E of IH 35 · Structure no. 222400B00165001

Built
1995
30 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
26 ft
3 main spans
Daily traffic
18,812
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Calton RD over Zacate Creek is a concrete culvert carrying Calton RD over Zacate Creek in Webb County, Texas. It was built in 1995, so it is 30 years old, younger 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 18,812 vehicles a day, roughly 5% of them trucks, projected to reach 26,337 by 2042. The structure is 26 ft (7.9 m) long and 59 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCalton RD
CrossesZacate Creek
Location0.70 MI E of IH 35
RouteCity Street 0
StateTexas
Coordinates27.54235, -99.4909
Functional classUrban Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length26 ft (7.9 m)
Longest span8 ft (2.4 m)
Deck width59 ft (18 m)
Roadway width48 ft (14.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,812 (2023)
Projected traffic26,337 by 2042
Trucks5%
Lanes on structure4
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 Calton RD over Zacate Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is Calton RD over Zacate Creek 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 October 2024.

How much traffic does Calton RD over Zacate Creek carry?

About 18,812 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Calton RD over Zacate Creek?

The structure is 26 ft (7.9 m) long with a longest span of 8 ft (2.4 m) and a deck 59 ft wide.

Who owns Calton RD over Zacate Creek?

It is owned by the City or Municipal Highway Agency.