US Bridges

Denker Ave over 212th Street Drain

Fair

Los Angeles County, California · 212th Street · Structure no. 53C1149

Built
1959
66 years old
Condition
Fair
inspected June 2023
Type
Culvert
Concrete
Length
26 ft
1 main span
Daily traffic
4,851
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Denker Ave over 212th Street Drain is a concrete culvert carrying Denker Ave over 212th Street Drain in Los Angeles County, California. It was built in 1959, so it is 66 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 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 4,851 vehicles a day, roughly 1% of them trucks, projected to reach 6,244 by 2041. The structure is 26 ft (7.9 m) long and 72 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesDenker Ave
Crosses212th Street Drain
Location212th Street
RouteCity Street 0
Coordinates33.83612, -118.30378
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length26 ft (7.9 m)
Longest span24 ft (7.3 m)
Deck width72 ft (22 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,851 (2020)
Projected traffic6,244 by 2041
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 Denker Ave over 212th Street Drain built?

It was built in 1959, making it 66 years old in 2025.

What condition is Denker Ave over 212th Street Drain 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 June 2023.

How much traffic does Denker Ave over 212th Street Drain carry?

About 4,851 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is Denker Ave over 212th Street Drain?

The structure is 26 ft (7.9 m) long with a longest span of 24 ft (7.3 m) and a deck 72 ft wide.

Who owns Denker Ave over 212th Street Drain?

It is owned by the City or Municipal Highway Agency.