US Bridges

Lp 343/C Chavez ST over IH 35 SB

Fair

Travis County, Texas · 5.85 MI S of US 183 · Structure no. 142270001513101

Built
1955
70 years old
Condition
Fair
inspected August 2023
Type
Frame
Concrete
Length
86 ft
1 main span
Daily traffic
26,400
2016 count
Owner
State
State Highway Agency

About this bridge

Lp 343/C Chavez ST over IH 35 SB is a concrete frame carrying Lp 343/C Chavez ST over IH 35 SB in Travis County, Texas. It was built in 1955, so it is 70 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 26,400 vehicles a day, roughly 1% of them trucks, projected to reach 36,960 by 2036. The structure is 86 ft (26.2 m) long and 60 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesLp 343/C Chavez ST
CrossesIH 35 SB
Location5.85 MI S of US 183
RouteState Highway 343
CountyTravis County
StateTexas
Coordinates30.26116, -97.73671
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.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68 US tons
Inventory rating41 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length86 ft (26.2 m)
Longest span86 ft (26.2 m)
Deck width60 ft (18.2 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,400 (2016)
Projected traffic36,960 by 2036
Trucks1%
Lanes on structure4
Traffic directionTwo-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 statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$10,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Lp 343/C Chavez ST over IH 35 SB built?

It was built in 1955, making it 70 years old in 2025.

What condition is Lp 343/C Chavez ST over IH 35 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 2023.

How much traffic does Lp 343/C Chavez ST over IH 35 SB carry?

About 26,400 vehicles per day (2016 count), of which roughly 1% are trucks.

How long is Lp 343/C Chavez ST over IH 35 SB?

The structure is 86 ft (26.2 m) long with a longest span of 86 ft (26.2 m) and a deck 60 ft wide.

Who owns Lp 343/C Chavez ST over IH 35 SB?

It is owned by the State Highway Agency.