US Bridges

Slumber Pass over Mustang Creek

Good

Bexar County, Texas · 1.30 MI NW of FM 2696 · Structure no. 150150AA0446001

Built
1990
35 years old
Condition
Good
inspected July 2023
Type
Culvert
Steel
Length
72 ft
10 main spans
Daily traffic
2,768
2020 count
Owner
County
County Highway Agency

About this bridge

Slumber Pass over Mustang Creek is a steel culvert carrying Slumber Pass over Mustang Creek in Bexar County, Texas. It was built in 1990, so it is 35 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 2,768 vehicles a day, projected to reach 3,000 by 2027. The structure is 72 ft (21.9 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSlumber Pass
CrossesMustang Creek
Location1.30 MI NW of FM 2696
RouteCounty Highway 0
StateTexas
Coordinates29.6926, -98.50753
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 inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating45 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans10
Design loadHS 20
Structure length72 ft (21.9 m)
Longest span5 ft (1.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,768 (2020)
Projected traffic3,000 by 2027
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 Slumber Pass over Mustang Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is Slumber Pass over Mustang Creek 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 July 2023.

How much traffic does Slumber Pass over Mustang Creek carry?

About 2,768 vehicles per day (2020 count).

How long is Slumber Pass over Mustang Creek?

The structure is 72 ft (21.9 m) long with a longest span of 5 ft (1.5 m).

Who owns Slumber Pass over Mustang Creek?

It is owned by the County Highway Agency.