US Bridges

Route 170 over Chandler Blvd Uc

Fair

Los Angeles County, California · 07-LA-170-R15.63-LA · Structure no. 53 1644

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

About this bridge

Route 170 over Chandler Blvd Uc is a concrete continuous box beam or girders - single or spread carrying Route 170 over Chandler Blvd Uc in Los Angeles County, California. It was built in 1966, 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 fair condition with a lowest component rating of 5 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 209,000 vehicles a day, roughly 5% of them trucks, projected to reach 219,000 by 2043. The structure is 294 ft (89.6 m) long and 167 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRoute 170
CrossesChandler Blvd Uc
Location07-LA-170-R15.63-LA
RouteState Highway 170
Coordinates34.16817, -118.38395
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81 US tons
Inventory rating48.9 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length294 ft (89.6 m)
Longest span63 ft (19.2 m)
Deck width167 ft (51 m)
Roadway width161 ft (49 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic209,000 (2017)
Projected traffic219,000 by 2043
Trucks5%
Lanes on structure11
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and railroad
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 Route 170 over Chandler Blvd Uc built?

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

What condition is Route 170 over Chandler Blvd Uc 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 March 2024.

How much traffic does Route 170 over Chandler Blvd Uc carry?

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

How long is Route 170 over Chandler Blvd Uc?

The structure is 294 ft (89.6 m) long with a longest span of 63 ft (19.2 m) and a deck 167 ft wide.

Who owns Route 170 over Chandler Blvd Uc?

It is owned by the State Highway Agency.