Damage area not recorded
Unit 1: 2001 Harley-Davidson Dyna
Black Motorcycle
- Damage recorded
- Vehicle towed
- Direction of travel
- North
- Maneuver
- Changing Lanes
- Driver, male, 31Restraint: Not Required. Airbag: Not RequiredSerious injury
Crash on US-101 Northbound at Grand Avenue Undercrossing, South San Francisco, California
Tuesday, March 31, 2026 at 4:15 AM
Injury crash2 vehicles
- Reporting agency
- CHP San Francisco Area
- Report number
- 9335-2026-00670
From the CHP CCRS, record last updated October 25, 2026. No changes since first published.
Where and when
- Location
- US-101 Northbound at Grand Avenue Undercrossing
- City, county
- South San Francisco, San Mateo County
- Collision type
- Overturned
- Motor vehicle involved with
- Non-Collision
- Posted speed limit
- 65 mph
- Primary collision factor cited
- No
- Weather
- Clear
- Light
- Dark-No Street Lights
- Road surface
- No Unusual Conditions
- Hit and run
- No
- People involved
- 2
- Injured
- 1
- Killed
- 0
Vehicles and people
Damage area not recorded
Unit 2: 2017 Nissan NV
Whi/Ong Pickups and Panels
- Direction of travel
- North
- Maneuver
- Proceeding Straight
- Driver, male, 56Restraint: Occupant Lap Shoulder Harness Used. Airbag: Air Bag Not DeployedNot injured
What the officer recorded
- Violation cited
- VC 21658(A) UNSAFE LANE CHANGE/ETCas recorded on the report
- Unit 1 violation cited
- VC SECTION VIOLATED - VC 22350as recorded on the report
- Unit 1 driver condition
- CELL PHONE USE UNKNOWNas 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
21 crashes recorded on US-101 Northbound in South San Francisco in the last 12 months, 3 with injuries.
- Apr 26, 2026, US-101 N/B at South Airport Boulevard2 vehicles, 1 injuredInjury crash
- Apr 26, 2026, US-101 S/B to S. Airport Boulevard at S. Airport Boulevard1 vehicle, 1 injuredInjury crash
- Apr 25, 2026, US-101 Southbound at Sister Cities Boulevard Undercrossing2 vehicles, 1 injuredInjury crash
- Apr 25, 2026, US-101 Southbound at Grand Avenue2 vehicles, 1 injuredInjury crash
- Apr 24, 2026, S Maple Av at Victory Av1 vehicle, 1 injuredInjury crash
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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