US Bridges

Central Ave over Sawpit Wash

Good

Los Angeles County, California · 0.2MI W/O Mountain Ave · Structure no. 53C1896

Built
1968
57 years old
Condition
Good
inspected May 2021
Type
Slab
Concrete
Length
35 ft
1 main span
Daily traffic
21,994
2016 count
Owner
City
City or Municipal Highway Agency

About this bridge

Central Ave over Sawpit Wash is a concrete slab carrying Central Ave over Sawpit Wash in Los Angeles County, California. It was built in 1968, so it is 57 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 21,994 vehicles a day, roughly 2% of them trucks, projected to reach 26,393 by 2041. The structure is 35 ft (10.7 m) long and 57 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesCentral Ave
CrossesSawpit Wash
Location0.2MI W/O Mountain Ave
RouteCity Street 0QP21
Coordinates34.13586, -117.98876
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionMay 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.6 US tons
Inventory rating41.1 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length35 ft (10.7 m)
Longest span30 ft (9.1 m)
Deck width57 ft (17.3 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,994 (2016)
Projected traffic26,393 by 2041
Trucks2%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

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 Central Ave over Sawpit Wash built?

It was built in 1968, making it 57 years old in 2025.

What condition is Central Ave over Sawpit Wash 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 May 2021.

How much traffic does Central Ave over Sawpit Wash carry?

About 21,994 vehicles per day (2016 count), of which roughly 2% are trucks.

How long is Central Ave over Sawpit Wash?

The structure is 35 ft (10.7 m) long with a longest span of 30 ft (9.1 m) and a deck 57 ft wide.

Who owns Central Ave over Sawpit Wash?

It is owned by the City or Municipal Highway Agency.