US Bridges

1604 SB/151 EB DC over SH 151 & Lp 1604 Ml

Fair

Bexar County, Texas · @ Lp 1604 / SH 151 Int · Structure no. 150150245201280

Built
2016
9 years old
Condition
Fair
inspected May 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,576 ft
13 main spans
Daily traffic
46,258
2020 count
Owner
State
State Highway Agency

About this bridge

1604 SB/151 EB DC over SH 151 & Lp 1604 Ml is a prestressed concrete stringer/multi-beam or girder carrying 1604 SB/151 EB DC over SH 151 & Lp 1604 Ml in Bexar County, Texas. It was built in 2016, so it is 9 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 46,258 vehicles a day, roughly 5% of them trucks, projected to reach 25,000 by 2033. The structure is 1,576 ft (480.5 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries1604 SB/151 EB DC
CrossesSH 151 & Lp 1604 Ml
Location@ Lp 1604 / SH 151 Int
RouteState Highway 1604
StateTexas
Coordinates29.48302, -98.70981
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal 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 spans13
Design loadHL 93
Structure length1,576 ft (480.5 m)
Longest span147 ft (44.9 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic46,258 (2020)
Projected traffic25,000 by 2033
Trucks5%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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 1604 SB/151 EB DC over SH 151 & Lp 1604 Ml built?

It was built in 2016, making it 9 years old in 2025.

What condition is 1604 SB/151 EB DC over SH 151 & Lp 1604 Ml 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 2022.

How much traffic does 1604 SB/151 EB DC over SH 151 & Lp 1604 Ml carry?

About 46,258 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is 1604 SB/151 EB DC over SH 151 & Lp 1604 Ml?

The structure is 1,576 ft (480.5 m) long with a longest span of 147 ft (44.9 m) and a deck 28 ft wide.

Who owns 1604 SB/151 EB DC over SH 151 & Lp 1604 Ml?

It is owned by the State Highway Agency.