SH 16 over Draw

Good

Zapata County, Texas · 17.8 MI NE of US 83 · Structure no. 212530051707058

Built: 1954; 71 years old
Condition: Good; inspected April 2023
Type: Culvert; Concrete
Length: 22 ft; 2 main spans
Daily traffic: 536; 2024 count
Owner: State; State Highway Agency

About this bridge

SH 16 over Draw is a concrete culvert carrying SH 16 over Draw in Zapata County, Texas. It was built in 1954, so it is 71 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 536 vehicles a day, roughly 36% of them trucks, projected to reach 1,010 by 2033. The structure is 22 ft (6.7 m) long and 41 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

Location

Open in Google Maps

CarriesSH 16

CrossesDraw

Location17.8 MI NE of US 83

RouteState Highway 16

CountyZapata County

StateTexas

Coordinates27.0543, -99.03767

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	7 Good	Some minor problems.
Culvert	7 Good	Some minor problems.

Last inspectionApril 2023

Inspection intervalevery 24 months

Operating statusOpen, no restriction

ScourFoundations stable; scour above top of footing

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

DeckNot applicable

Main spans2

Design loadOther

Structure length22 ft (6.7 m)

Longest span10 ft (3 m)

Deck width41 ft (12.6 m)

Roadway width38 ft (11.6 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic536 (2024)

Projected traffic1,010 by 2033

Trucks36%

Lanes on structure2

Traffic directionTwo-way traffic

CarriesHighway

CrossesWaterway

Detour if closed14.3 mi (23 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 Draw built?

It was built in 1954, making it 71 years old in 2025.

What condition is SH 16 over Draw 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 April 2023.

How much traffic does SH 16 over Draw carry?

About 536 vehicles per day (2024 count), of which roughly 36% are trucks.

How long is SH 16 over Draw?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m) and a deck 41 ft wide.

Who owns SH 16 over Draw?

It is owned by the State Highway Agency.