US Bridges

E Mulberry Ave over San Antonio River

Good

Bexar County, Texas · 0.35 MI E of US 281 · Structure no. 150150B24115001

Built
1989
36 years old
Condition
Good
inspected July 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
80 ft
1 main span
Daily traffic
10,396
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

E Mulberry Ave over San Antonio River is a prestressed concrete box beam or girders - multiple carrying E Mulberry Ave over San Antonio River in Bexar County, Texas. It was built in 1989, so it is 36 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 10,396 vehicles a day, projected to reach 15,000 by 2033. The structure is 80 ft (24.4 m) long and 43 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesE Mulberry Ave
CrossesSan Antonio River
Location0.35 MI E of US 281
RouteCity Street 0
CountyBexar County
StateTexas
Coordinates29.45622, -98.47596
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
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 rating60 US tons
Inventory rating36 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span80 ft (24.4 m)
Deck width43 ft (13 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,396 (2020)
Projected traffic15,000 by 2033
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$6,000
NavigationNo navigation control on waterway

Frequently asked questions

When was E Mulberry Ave over San Antonio River built?

It was built in 1989, making it 36 years old in 2025.

What condition is E Mulberry Ave over San Antonio River 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 E Mulberry Ave over San Antonio River carry?

About 10,396 vehicles per day (2020 count).

How long is E Mulberry Ave over San Antonio River?

The structure is 80 ft (24.4 m) long with a longest span of 80 ft (24.4 m) and a deck 43 ft wide.

Who owns E Mulberry Ave over San Antonio River?

It is owned by the City or Municipal Highway Agency.