SH 16 over Parrilla Creek North

Good

Duval County, Texas · 11.6 MI S of SH 339 · Structure no. 220670051708082

Built: 1964; 61 years old, rebuilt 1989
Condition: Good; inspected September 2023
Type: Culvert; Concrete
Length: 43 ft; 4 main spans
Daily traffic: 843; 2020 count
Owner: State; State Highway Agency

About this bridge

SH 16 over Parrilla Creek North is a concrete culvert carrying SH 16 over Parrilla Creek North in Duval County, Texas. It was built in 1964 and reconstructed in 1989, so it is 61 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 843 vehicles a day, roughly 33% of them trucks, projected to reach 1,900 by 2033. The structure is 43 ft (13.1 m) long and 44 ft wide. If it were closed, the detour would be 18 mi (29 km).

Location

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CarriesSH 16

CrossesParrilla Creek North

Location11.6 MI S of SH 339

RouteState Highway 16

CountyDuval County

StateTexas

Coordinates27.66708, -98.64788

Functional classRural Minor 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	8 Very Good	No problems noted.
Culvert	7 Good	Some minor problems.

Last inspectionSeptember 2023

Inspection intervalevery 24 months

Operating statusOpen, no restriction

ScourCountermeasures installed to correct a previously existing problem

Structural evaluation6: Equal to present minimum criteria

Deck geometry7: Better than present minimum 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

DeckConcrete, cast-in-place

Main spans4

Design loadHS 20

Structure length43 ft (13.1 m)

Longest span10 ft (3 m)

Deck width44 ft (13.3 m)

Roadway width36 ft (11 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic843 (2020)

Projected traffic1,900 by 2033

Trucks33%

Lanes on structure2

Traffic directionTwo-way traffic

CarriesHighway

CrossesWaterway

Detour if closed18 mi (29 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 16 over Parrilla Creek North built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 1989.

What condition is SH 16 over Parrilla Creek North 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 September 2023.

How much traffic does SH 16 over Parrilla Creek North carry?

About 843 vehicles per day (2020 count), of which roughly 33% are trucks.

How long is SH 16 over Parrilla Creek North?

The structure is 43 ft (13.1 m) long with a longest span of 10 ft (3 m) and a deck 44 ft wide.

Who owns SH 16 over Parrilla Creek North?

It is owned by the State Highway Agency.