US Bridges

Broadway over Leffingwell Crk

Good

Los Angeles County, California · 0.3MI E/O Mills Ave · Structure no. 53C1543

Built
1971
54 years old
Condition
Good
inspected October 2021
Type
Culvert
Concrete
Length
44 ft
2 main spans
Daily traffic
6,222
2012 count
Owner
County
County Highway Agency

About this bridge

Broadway over Leffingwell Crk is a concrete culvert carrying Broadway over Leffingwell Crk in Los Angeles County, California. It was built in 1971, so it is 54 years old, younger 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 6,222 vehicles a day, roughly 3% of them trucks, projected to reach 7,155 by 2042. The structure is 44 ft (13.4 m) long and 57 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesBroadway
CrossesLeffingwell Crk
Location0.3MI E/O Mills Ave
RouteCounty Highway 0WR98
Coordinates33.93882, -118.02573
Functional classUrban Collector

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 protection9 ExcellentNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2021
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 rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length44 ft (13.4 m)
Longest span17 ft (5.2 m)
Deck width57 ft (17.5 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,222 (2012)
Projected traffic7,155 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Broadway over Leffingwell Crk built?

It was built in 1971, making it 54 years old in 2025.

What condition is Broadway over Leffingwell Crk 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 October 2021.

How much traffic does Broadway over Leffingwell Crk carry?

About 6,222 vehicles per day (2012 count), of which roughly 3% are trucks.

How long is Broadway over Leffingwell Crk?

The structure is 44 ft (13.4 m) long with a longest span of 17 ft (5.2 m) and a deck 57 ft wide.

Who owns Broadway over Leffingwell Crk?

It is owned by the County Highway Agency.