US Bridges

Lp 360 SB over Lp 1 SB

Fair

Travis County, Texas · At Int Lp 1 and Lp 360 · Structure no. 142270313601056

Built
1982
43 years old
Condition
Fair
inspected August 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
267 ft
1 main span
Daily traffic
15,667
2020 count
Owner
State
State Highway Agency

About this bridge

Lp 360 SB over Lp 1 SB is a prestressed concrete stringer/multi-beam or girder carrying Lp 360 SB over Lp 1 SB in Travis County, Texas. It was built in 1982, so it is 43 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 15,667 vehicles a day, roughly 5% of them trucks, projected to reach 26,090 by 2036. The structure is 267 ft (81.4 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesLp 360 SB
CrossesLp 1 SB
LocationAt Int Lp 1 and Lp 360
RouteState Highway 360
CountyTravis County
StateTexas
Coordinates30.2503, -97.80628
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
Deck8 Very GoodNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length267 ft (81.4 m)
Longest span127 ft (38.7 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,667 (2020)
Projected traffic26,090 by 2036
Trucks5%
Lanes on structure3
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 360 SB over Lp 1 SB built?

It was built in 1982, making it 43 years old in 2025.

What condition is Lp 360 SB over Lp 1 SB 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 2022.

How much traffic does Lp 360 SB over Lp 1 SB carry?

About 15,667 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Lp 360 SB over Lp 1 SB?

The structure is 267 ft (81.4 m) long with a longest span of 127 ft (38.7 m) and a deck 42 ft wide.

Who owns Lp 360 SB over Lp 1 SB?

It is owned by the State Highway Agency.