US Bridges

IH 35 NB FR over Col Ri/Lady Bird Lk/E Av

Fair

Travis County, Texas · 6.65 MI S of US 183 · Structure no. 142270001513391

Built
1982
43 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,354 ft
11 main spans
Daily traffic
18,270
2016 count
Owner
State
State Highway Agency

About this bridge

IH 35 NB FR over Col Ri/Lady Bird Lk/E Av is a prestressed concrete stringer/multi-beam or girder carrying IH 35 NB FR over Col Ri/Lady Bird Lk/E Av 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 18,270 vehicles a day, roughly 9% of them trucks, projected to reach 25,590 by 2036. The structure is 1,354 ft (412.7 m) long and 63 ft wide.

Location

Open in Google Maps
CarriesIH 35 NB FR
CrossesCol Ri/Lady Bird Lk/E Av
Location6.65 MI S of US 183
RouteState Highway 35
CountyTravis County
StateTexas
Coordinates30.25061, -97.73558
Functional classUrban Collector

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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
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 spans11 (+1 approach)
Design loadHS 20
Structure length1,354 ft (412.7 m)
Longest span130 ft (39.6 m)
Deck width63 ft (19.1 m)
Roadway width51 ft (15.4 m)
Vertical clearance over deck16 ft (4.9 m)

Traffic and service

Average daily traffic18,270 (2016)
Projected traffic25,590 by 2036
Trucks9%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesHighway and waterway
Detour if closed—
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$173,000
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 35 NB FR over Col Ri/Lady Bird Lk/E Av built?

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

What condition is IH 35 NB FR over Col Ri/Lady Bird Lk/E Av 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 IH 35 NB FR over Col Ri/Lady Bird Lk/E Av carry?

About 18,270 vehicles per day (2016 count), of which roughly 9% are trucks.

How long is IH 35 NB FR over Col Ri/Lady Bird Lk/E Av?

The structure is 1,354 ft (412.7 m) long with a longest span of 130 ft (39.6 m) and a deck 63 ft wide.

Who owns IH 35 NB FR over Col Ri/Lady Bird Lk/E Av?

It is owned by the State Highway Agency.