US Bridges

Lp 1604 WB over Salado Creek

Fair

Bexar County, Texas · 1.45 MI E of FM 1535 · Structure no. 150150245202091

Built
1987
38 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
334 ft
4 main spans
Daily traffic
65,472
2017 count
Owner
State
State Highway Agency

About this bridge

Lp 1604 WB over Salado Creek is a prestressed concrete stringer/multi-beam or girder carrying Lp 1604 WB over Salado Creek in Bexar County, Texas. It was built in 1987, so it is 38 years old, younger 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 65,472 vehicles a day, roughly 9% of them trucks, projected to reach 69,630 by 2033. The structure is 334 ft (101.8 m) long and 51 ft wide.

CarriesLp 1604 WB
CrossesSalado Creek
Location1.45 MI E of FM 1535
RouteState Highway 1604
StateTexas
Coordinates29.60222, -98.53998
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length334 ft (101.8 m)
Longest span91 ft (27.7 m)
Deck width51 ft (15.6 m)
Roadway width48 ft (14.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic65,472 (2017)
Projected traffic69,630 by 2033
Trucks9%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Lp 1604 WB over Salado Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is Lp 1604 WB over Salado Creek 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 May 2024.

How much traffic does Lp 1604 WB over Salado Creek carry?

About 65,472 vehicles per day (2017 count), of which roughly 9% are trucks.

How long is Lp 1604 WB over Salado Creek?

The structure is 334 ft (101.8 m) long with a longest span of 91 ft (27.7 m) and a deck 51 ft wide.

Who owns Lp 1604 WB over Salado Creek?

It is owned by the State Highway Agency.