US Bridges

Smithson Valley DR over Draw

Good

Comal County, Texas · 0.70 SW of SH 46 · Structure no. 150460AA2260001

Built
2000
25 years old
Condition
Good
inspected September 2023
Type
Culvert
Steel
Length
50 ft
8 main spans
Daily traffic
3,639
2020 count
Owner
County
County Highway Agency

About this bridge

Smithson Valley DR over Draw is a steel culvert carrying Smithson Valley DR over Draw in Comal County, Texas. It was built in 2000, so it is 25 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 3,639 vehicles a day, roughly 2% of them trucks, projected to reach 500 by 2037. The structure is 50 ft (15.2 m) long and 45 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesSmithson Valley DR
CrossesDraw
Location0.70 SW of SH 46
RouteCity Street 0
StateTexas
Coordinates29.79587, -98.3541
Functional classRural Local

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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating45 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckConcrete, cast-in-place
Main spans8
Design loadUnknown
Structure length50 ft (15.2 m)
Longest span4 ft (1.2 m)
Deck width45 ft (13.6 m)
Roadway width43 ft (13 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,639 (2020)
Projected traffic500 by 2037
Trucks2%
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

OwnerCounty Highway Agency
Maintained byCounty 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 Smithson Valley DR over Draw built?

It was built in 2000, making it 25 years old in 2025.

What condition is Smithson Valley DR 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 Smithson Valley DR over Draw carry?

About 3,639 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Smithson Valley DR over Draw?

The structure is 50 ft (15.2 m) long with a longest span of 4 ft (1.2 m) and a deck 45 ft wide.

Who owns Smithson Valley DR over Draw?

It is owned by the County Highway Agency.