Crash on SR-60 W/B (Pomona Fwy) at Grand Ave, Diamond Bar, California

Friday, January 31, 2025 at 3:45 PM

Property damage only2 vehicles

Reporting agency: CHP Baldwin Park Area
Report number: 9525-2025-00490

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

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Fee: at cost (CHP: $10 per 25 pages)
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-60 W/B (Pomona Fwy) at Grand Ave
City, county: Diamond Bar, Los Angeles County
Collision type: Rear End
Motor vehicle involved with: Other Motor Vehicle
Posted speed limit: 65 mph
Weather: Clear
Light: Daylight
Road surface: No Unusual Conditions
Hit and run: No
People involved: 2
Injured: 0
Killed: 0

Vehicles and people

Damage area not recorded

Unit 1: 2021 Mazda 6

Blue Passenger Car Station Wagon Jeep

Direction of travel: West
Maneuver: Slowing/Stopping

Driver, male, 28Restraint: Occupant Lap Shoulder Harness Used. Airbag: Air Bag Not Deployed
Not injured

Damage area not recorded

Unit 2: 2018 Chevrolet Silverado

White Pickups and Panels

Direction of travel: West
Maneuver: Proceeding Straight

Driver, female, 57Restraint: Occupant Lap Shoulder Harness Used. Airbag: Air Bag Not Deployed
Not injured

Nearby and recent

350 crashes recorded on SR-60 W/B (Pomona Fwy) in Diamond Bar in the last 12 months, 93 with injuries.

All Diamond Bar crashes, January 2025

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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