US Bridges

W Cannon & N T/A over IH 35 Ml

Good

Travis County, Texas · 2.0 MI S of SH 71 · Structure no. 142270001513678

Built
2018
7 years old
Condition
Good
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
185 ft
2 main spans
Daily traffic
125,554
2020 count
Owner
State
State Highway Agency

About this bridge

W Cannon & N T/A over IH 35 Ml is a prestressed concrete box beam or girders - multiple carrying W Cannon & N T/A over IH 35 Ml in Travis County, Texas. It was built in 2018, so it is 7 years old, younger than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 125,554 vehicles a day, roughly 10% of them trucks, projected to reach 245,380 by 2025. The structure is 185 ft (56.4 m) long and 164 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesW Cannon & N T/A
CrossesIH 35 Ml
Location2.0 MI S of SH 71
RouteInterstate 35
StateTexas
Coordinates30.19052, -97.77051
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior 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 spans2
Design loadHL 93
Structure length185 ft (56.4 m)
Longest span95 ft (29 m)
Deck width164 ft (49.9 m)
Roadway width138 ft (42.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic125,554 (2020)
Projected traffic245,380 by 2025
Trucks10%
Lanes on structure9
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 W Cannon & N T/A over IH 35 Ml built?

It was built in 2018, making it 7 years old in 2025.

What condition is W Cannon & N T/A over IH 35 Ml in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2023.

How much traffic does W Cannon & N T/A over IH 35 Ml carry?

About 125,554 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is W Cannon & N T/A over IH 35 Ml?

The structure is 185 ft (56.4 m) long with a longest span of 95 ft (29 m) and a deck 164 ft wide.

Who owns W Cannon & N T/A over IH 35 Ml?

It is owned by the State Highway Agency.