US Bridges

State Loop 20 over Draw

Fair

Webb County, Texas · 6.90 MI S of SH 359 · Structure no. 222400008616189

Built
2011
14 years old
Condition
Fair
inspected December 2022
Type
Culvert
Concrete
Length
50 ft
5 main spans
Daily traffic
20,000
2010 count
Owner
State
State Highway Agency

About this bridge

State Loop 20 over Draw is a concrete culvert carrying State Loop 20 over Draw in Webb County, Texas. It was built in 2011, so it is 14 years old, younger 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 20,000 vehicles a day, projected to reach 34,200 by 2030. The structure is 50 ft (15.2 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesState Loop 20
CrossesDraw
Location6.90 MI S of SH 359
RouteState Highway 20
StateTexas
Coordinates27.40138, -99.45639
Functional classRural Principal Arterial - Other

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 inspectionDecember 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadHS 20
Structure length50 ft (15.2 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,000 (2010)
Projected traffic34,200 by 2030
Trucks0%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 State Loop 20 over Draw built?

It was built in 2011, making it 14 years old in 2025.

What condition is State Loop 20 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 December 2022.

How much traffic does State Loop 20 over Draw carry?

About 20,000 vehicles per day (2010 count).

How long is State Loop 20 over Draw?

The structure is 50 ft (15.2 m) long with a longest span of 8 ft (2.4 m).

Who owns State Loop 20 over Draw?

It is owned by the State Highway Agency.