US Bridges

Lp 1604 WB over Lookout RD

Fair

Bexar County, Texas · 0.9 MI NW of IH 35 · Structure no. 150150245203210

Built
1988
37 years old
Condition
Fair
inspected May 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
265 ft
3 main spans
Daily traffic
56,055
2017 count
Owner
State
State Highway Agency

About this bridge

Lp 1604 WB over Lookout RD is a prestressed concrete stringer/multi-beam or girder carrying Lp 1604 WB over Lookout RD in Bexar County, Texas. It was built in 1988, so it is 37 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 56,055 vehicles a day, roughly 7% of them trucks, projected to reach 42,890 by 2033. The structure is 265 ft (80.8 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLp 1604 WB
CrossesLookout RD
Location0.9 MI NW of IH 35
RouteState Highway 1604
StateTexas
Coordinates29.57854, -98.34265
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
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length265 ft (80.8 m)
Longest span100 ft (30.5 m)
Deck width40 ft (12.2 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic56,055 (2017)
Projected traffic42,890 by 2033
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Lp 1604 WB over Lookout RD built?

It was built in 1988, making it 37 years old in 2025.

What condition is Lp 1604 WB over Lookout RD 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 Lp 1604 WB over Lookout RD carry?

About 56,055 vehicles per day (2017 count), of which roughly 7% are trucks.

How long is Lp 1604 WB over Lookout RD?

The structure is 265 ft (80.8 m) long with a longest span of 100 ft (30.5 m) and a deck 40 ft wide.

Who owns Lp 1604 WB over Lookout RD?

It is owned by the State Highway Agency.