US Bridges

Spur 122 over Salado Creek Relief

Fair

Bexar County, Texas · 0.20 MI NW of IH 37 · Structure no. 150150010002048

Built
1937
88 years old, rebuilt 1979
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
242 ft
6 main spans
Daily traffic
4,347
2020 count
Owner
State
State Highway Agency

About this bridge

Spur 122 over Salado Creek Relief is a steel stringer/multi-beam or girder carrying Spur 122 over Salado Creek Relief in Bexar County, Texas. It was built in 1937 and reconstructed in 1979, so it is 88 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 4,347 vehicles a day, roughly 19% of them trucks, projected to reach 5,290 by 2036. The structure is 242 ft (73.8 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSpur 122
CrossesSalado Creek Relief
Location0.20 MI NW of IH 37
RouteState Highway 122
StateTexas
Coordinates29.31712, -98.40939
Functional classUrban Other Principal 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
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 inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58 US tons
Inventory rating34.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans6
Design loadH 15
Structure length242 ft (73.8 m)
Longest span40 ft (12.2 m)
Deck width46 ft (14 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,347 (2020)
Projected traffic5,290 by 2036
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Spur 122 over Salado Creek Relief built?

It was built in 1937, making it 88 years old in 2025. It was reconstructed in 1979.

What condition is Spur 122 over Salado Creek Relief 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 August 2024.

How much traffic does Spur 122 over Salado Creek Relief carry?

About 4,347 vehicles per day (2020 count), of which roughly 19% are trucks.

How long is Spur 122 over Salado Creek Relief?

The structure is 242 ft (73.8 m) long with a longest span of 40 ft (12.2 m) and a deck 46 ft wide.

Who owns Spur 122 over Salado Creek Relief?

It is owned by the State Highway Agency.