Crash on SR-57 N/B to SR-60 E/B at Golden Springs Drive Undercrossing, Diamond Bar, California

Sunday, May 24, 2026 at 2:50 PM

Property damage only2 vehiclesHit and run

Reporting agency: CHP Baldwin Park Area
Report number: 9525-2026-02694

From the CHP CCRS, record last updated October 25, 2026. No changes since first published.

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Wait: about 7 to 10 business days
Who can ask: Parties of proper interest under Vehicle Code 20012: drivers, passengers, injured persons, vehicle and property owners, and their attorneys and insurers. There is no public copy.

CHP Baldwin Park Area: phone (626) 517-8500; address 14039 Francisquito Avenue, Baldwin Park, CA 91706; fee $10 per 25 pages; its request page is linked below.

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Where and when

Location: SR-57 N/B to SR-60 E/B at Golden Springs Drive Undercrossing
City, county: Diamond Bar, Los Angeles County
Collision type: Side Swipe
Motor vehicle involved with: Other Motor Vehicle
Posted speed limit: 55 / 65 mph
Primary collision factor cited: No
Weather: Clear
Light: Daylight
Road surface: No Unusual Conditions
Hit and run: Yes
People involved: 2
Injured: 0
Killed: 0

Vehicles and people

Damage area not recorded

Unit 1

Other Unknown Hit and Run Driver

Direction of travel: North
Maneuver: Changing Lanes

DriverRestraint: Occupant Unknown
Not injured

Damage area not recorded

Unit 2: 2026 GMC Acadia

White Sport Utility Vehicle

Direction of travel: North
Maneuver: Proceeding Straight

Driver, male, 54Restraint: Occupant Lap Shoulder Harness Used. Airbag: Air Bag Not Deployed
Not injured

What the officer recorded

Violation cited: VC 21658(a) LANED ROADWAYSas recorded on the report

A contributing factor or charge recorded by an officer is not a finding of fault or a conviction. We show the record as the state released it.

Nearby and recent

23 crashes recorded on SR-57 N/B to SR-60 E/B in Diamond Bar in the last 12 months, 6 with injuries.

Jun 23, 2026, 21168 Golden Springs Drive at Private Property2 vehiclesProperty damage only
Jun 23, 2026, SR-60 E/B (Pomona Fwy) at Lemon Ave2 vehiclesProperty damage only
Jun 23, 2026, Godlen Springs Drive at Golden Prado Drive2 vehiclesProperty damage only
Jun 23, 2026, SR-60 W/B (Pomona Fwy) at Grand Ave2 vehiclesProperty damage only
Jun 21, 2026, SR-60 W/B (Pomona Fwy) From Grand Ave NB at Grand Ave2 vehicles, 1 injuredInjury crash

All Diamond Bar crashes, May 2026

About this record

Source: CHP CCRS
Updates: Changes the state makes to this record are applied here when the source publishes them
First published here: October 25, 2026
Last updated: October 25, 2026, no changes recorded
What is left out: Names, addresses, plates, and license and insurance numbers are not in the public data and never appear here

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