US Bridges

Sunset Blvd over Santa Monica Cyn Channel

Good

Los Angeles County, California · 0.1 M W Mandeville Canyon · Structure no. 53C1767

Built
1966
59 years old
Condition
Good
inspected September 2022
Type
Culvert
Concrete
Length
32 ft
1 main span
Daily traffic
28,000
2016 count
Owner
City
City or Municipal Highway Agency

About this bridge

Sunset Blvd over Santa Monica Cyn Channel is a concrete culvert carrying Sunset Blvd over Santa Monica Cyn Channel 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 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 28,000 vehicles a day, roughly 2% of them trucks, projected to reach 41,492 by 2042. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSunset Blvd
CrossesSanta Monica Cyn Channel
Location0.1 M W Mandeville Canyon
RouteCity Street 0
Coordinates34.05983, -118.4954
Functional classUrban Other Principal Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span28 ft (8.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,000 (2016)
Projected traffic41,492 by 2042
Trucks2%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Sunset Blvd over Santa Monica Cyn Channel built?

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

What condition is Sunset Blvd over Santa Monica Cyn Channel 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 September 2022.

How much traffic does Sunset Blvd over Santa Monica Cyn Channel carry?

About 28,000 vehicles per day (2016 count), of which roughly 2% are trucks.

How long is Sunset Blvd over Santa Monica Cyn Channel?

The structure is 32 ft (9.8 m) long with a longest span of 28 ft (8.6 m).

Who owns Sunset Blvd over Santa Monica Cyn Channel?

It is owned by the City or Municipal Highway Agency.