US Bridges

E Hildebrand Ave over San Antonio River

Fair

Bexar County, Texas · 0.24 MI W of Broadway · Structure no. 150150B16165002

Built
1928
97 years old, rebuilt 1979
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
80 ft
2 main spans
Daily traffic
20,770
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

E Hildebrand Ave over San Antonio River is a steel stringer/multi-beam or girder carrying E Hildebrand Ave over San Antonio River in Bexar County, Texas. It was built in 1928 and reconstructed in 1979, so it is 97 years old, older 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 20,770 vehicles a day, projected to reach 24,818 by 2031. The structure is 80 ft (24.4 m) long and 51 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesE Hildebrand Ave
CrossesSan Antonio River
Location0.24 MI W of Broadway
RouteCity Street 0
CountyBexar County
StateTexas
Coordinates29.46577, -98.46847
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating26 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length80 ft (24.4 m)
Longest span40 ft (12.2 m)
Deck width51 ft (15.5 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,770 (2020)
Projected traffic24,818 by 2031
Trucks0%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$9,000
NavigationNo navigation control on waterway

Frequently asked questions

When was E Hildebrand Ave over San Antonio River built?

It was built in 1928, making it 97 years old in 2025. It was reconstructed in 1979.

What condition is E Hildebrand Ave over San Antonio River 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 July 2023.

How much traffic does E Hildebrand Ave over San Antonio River carry?

About 20,770 vehicles per day (2020 count).

How long is E Hildebrand Ave over San Antonio River?

The structure is 80 ft (24.4 m) long with a longest span of 40 ft (12.2 m) and a deck 51 ft wide.

Who owns E Hildebrand Ave over San Antonio River?

It is owned by the City or Municipal Highway Agency.