US Bridges

State Route 170 over Burbank Blvd

Good

Los Angeles County, California · 07-LA-170-R15.99-LA · Structure no. 53 1684

Built
1966
59 years old, rebuilt 2022
Condition
Good
inspected March 2024
Type
Box Beam or Girders - Single or Spread
Concrete Continuous
Length
261 ft
4 main spans
Daily traffic
209,000
2017 count
Owner
State
State Highway Agency

About this bridge

State Route 170 over Burbank Blvd is a concrete continuous box beam or girders - single or spread carrying State Route 170 over Burbank Blvd in Los Angeles County, California. It was built in 1966 and reconstructed in 2022, so it is 59 years old, older than the California average of 54.8 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 209,000 vehicles a day, roughly 5% of them trucks, projected to reach 212,515 by 2043. The structure is 261 ft (79.7 m) long and 145 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesState Route 170
CrossesBurbank Blvd
Location07-LA-170-R15.99-LA
RouteState Highway 170
Coordinates34.17191, -118.38822
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating34 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length261 ft (79.7 m)
Longest span84 ft (25.6 m)
Deck width145 ft (44.2 m)
Roadway width138 ft (42 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic209,000 (2017)
Projected traffic212,515 by 2043
Trucks5%
Lanes on structure10
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 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 State Route 170 over Burbank Blvd built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 2022.

What condition is State Route 170 over Burbank Blvd 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 March 2024.

How much traffic does State Route 170 over Burbank Blvd carry?

About 209,000 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is State Route 170 over Burbank Blvd?

The structure is 261 ft (79.7 m) long with a longest span of 84 ft (25.6 m) and a deck 145 ft wide.

Who owns State Route 170 over Burbank Blvd?

It is owned by the State Highway Agency.