US Bridges

FM 792 over Draw

Fair

Karnes County, Texas · 1.4 MI S of SH 80 · Structure no. 161290112101002

Built
1939
86 years old
Condition
Fair
inspected May 2024
Type
Culvert
Concrete
Length
39 ft
5 main spans
Daily traffic
3,111
2020 count
Owner
State
State Highway Agency

About this bridge

FM 792 over Draw is a concrete culvert carrying FM 792 over Draw in Karnes County, Texas. It was built in 1939, so it is 86 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 3,111 vehicles a day, roughly 10% of them trucks, projected to reach 3,080 by 2033. The structure is 39 ft (11.9 m) long and 38 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesFM 792
CrossesDraw
Location1.4 MI S of SH 80
RouteState Highway 792
CountyKarnes County
StateTexas
Coordinates28.91783, -97.83022
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
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 rating36 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadUnknown
Structure length39 ft (11.9 m)
Longest span7 ft (2.1 m)
Deck width38 ft (11.5 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,111 (2020)
Projected traffic3,080 by 2033
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 FM 792 over Draw built?

It was built in 1939, making it 86 years old in 2025.

What condition is FM 792 over Draw 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 May 2024.

How much traffic does FM 792 over Draw carry?

About 3,111 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is FM 792 over Draw?

The structure is 39 ft (11.9 m) long with a longest span of 7 ft (2.1 m) and a deck 38 ft wide.

Who owns FM 792 over Draw?

It is owned by the State Highway Agency.