US Bridges

S Walnut Ave over Draw

Good

Comal County, Texas · 0.20 MI S of IH 35 · Structure no. 150460B01835003

Built
1985
40 years old, rebuilt 2012
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
38 ft
5 main spans
Daily traffic
19,096
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

S Walnut Ave over Draw is a concrete culvert carrying S Walnut Ave over Draw in Comal County, Texas. It was built in 1985 and reconstructed in 2012, so it is 40 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 19,096 vehicles a day, projected to reach 15,000 by 2030. The structure is 38 ft (11.6 m) long and 89 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesS Walnut Ave
CrossesDraw
Location0.20 MI S of IH 35
RouteCity Street 8405
CountyComal County
StateTexas
Coordinates29.68288, -98.12466
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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable 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 spans5
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span7 ft (2.1 m)
Deck width89 ft (27.1 m)
Roadway width72 ft (21.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,096 (2020)
Projected traffic15,000 by 2030
Trucks0%
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 S Walnut Ave over Draw built?

It was built in 1985, making it 40 years old in 2025. It was reconstructed in 2012.

What condition is S Walnut Ave 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 September 2023.

How much traffic does S Walnut Ave over Draw carry?

About 19,096 vehicles per day (2020 count).

How long is S Walnut Ave over Draw?

The structure is 38 ft (11.6 m) long with a longest span of 7 ft (2.1 m) and a deck 89 ft wide.

Who owns S Walnut Ave over Draw?

It is owned by the City or Municipal Highway Agency.