US Bridges

S. Josephine Tobin over Alazan Creek

Good

Bexar County, Texas · .15 MI W of Cincinnati · Structure no. 150150B17935004

Built
1961
64 years old
Condition
Good
inspected May 2023
Type
Culvert
Concrete
Length
82 ft
7 main spans
Daily traffic
5,245
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

S. Josephine Tobin over Alazan Creek is a concrete culvert carrying S. Josephine Tobin over Alazan Creek in Bexar County, Texas. It was built in 1961, so it is 64 years old, older 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 5,245 vehicles a day, projected to reach 11,131 by 2031. The structure is 82 ft (25 m) long and 71 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS. Josephine Tobin
CrossesAlazan Creek
Location.15 MI W of Cincinnati
RouteCity Street 0
StateTexas
Coordinates29.44941, -98.5306
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
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 spans7
Design loadUnknown
Structure length82 ft (25 m)
Longest span10 ft (3 m)
Deck width71 ft (21.6 m)
Roadway width46 ft (14.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,245 (2020)
Projected traffic11,131 by 2031
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 S. Josephine Tobin over Alazan Creek built?

It was built in 1961, making it 64 years old in 2025.

What condition is S. Josephine Tobin over Alazan 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 May 2023.

How much traffic does S. Josephine Tobin over Alazan Creek carry?

About 5,245 vehicles per day (2020 count).

How long is S. Josephine Tobin over Alazan Creek?

The structure is 82 ft (25 m) long with a longest span of 10 ft (3 m) and a deck 71 ft wide.

Who owns S. Josephine Tobin over Alazan Creek?

It is owned by the City or Municipal Highway Agency.