Bicycle Bump Report Form
Please report all bicycle bumps to help Caltrain with capacity planning and to help your fellow bicycle commuters with commute planning. All bump reports (excluding email addresses) are displayed in real-time here:

Form created by the BIKES ONboard project of the San Francisco Bicycle Coalition: Contact us at

Your email address *
We will not share your email address with anyone, and it will not be displayed to others.
Your answer
Date of bicycle bump(s) *
Enter mm/dd. Example: 01/27
Your answer
Total number of bumped bikes *
Please count accurately.
Your answer
Departure station *
Travel direction
North toward San Francisco; South toward San Jose
Scheduled departure time
Enter hour:minutes with am or pm. Example: 7:19am
Your answer
Train number
Enter three digit train number, if known.
Your answer
Train type
Gallery cars have one center door. Bombardier cars have a door at each end.
Additional information about what happened, how getting bumped affected your day, suggestions to Caltrain management, etc.
Your answer
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