Frequently Asked Questions

We’ve anticipated some questions you may have about paratransit transportation. If you still have questions after reading the information online, please call Tri Delta Transit at 925-754-6622 or TTY: 925-754-3695.


If I am disabled, am I automatically eligible for ADA Paratransit transportation?

No. Only those individuals whose disabilities prevent them from using fixed route bus service, all of the time or some of the time, are eligible. This eligibility criterion comes from the Americans with Disabilities Act. All Tri Delta Transit buses are accessible, and many individuals with disabilities are able to use the fixed route bus service.


If I have a blue DMV placard am I automatically eligible for ADA Paratransit transportation?

No. Only those individuals whose disabilities prevent them from using fixed route bus service, all of the time or some of the time, are eligible. This eligibility criterion comes from the Americans with Disabilities Act. All Tri Delta Transit buses are accessible, and many individuals with disabilities are able to use the fixed route bus service.


Where is the service area?

Tri Delta Transit’s ADA Paratransit transportation follows the guidelines of the Americans with Disabilities Act (ADA). According to the ADA, ADA Paratransit transportation must be provided within ¾ mile of a fixed route bus service. The service area is designed to be comparable to Tri Delta Transit’s fixed route bus service, providing ADA Paratransit transportation to origins and destinations within a ¾ mile radius of Tri Delta Transit’s bus routes during regular service hours of that route.

There are also transfer points for ADA paratransit regional rides which take passengers outside Eastern Contra Costa County. Reservationists will make the arrangements with the other paratransit provider(s) and provide assistance in arranging your ride to connect at a transfer point, if needed. It is recommended that you call at least seven days in advance to request a regional ride.

While not required by the ADA, Tri Delta Transit provides Senior (Age 65+) Paratransit transportation within Tri Delta Transit’s service area in Eastern Contra Costa County. Transportation is subject to ride availability. Requested rides are not guaranteed. This service does not permit travel on other transit agencies’ paratransit services.

Click here to see the service area maps.


What must I do to be able to use ADA Paratransit transportation?

Download and complete the appropriate paratransit application from this web site. Mail your completed application to Tri Delta Transit, 801 Wilbur Avenue, Antioch, CA 94509. We will review your application and mail a medical verification form to your doctor in order to process your application. If you prefer, you may request an application by mail. Please note this will add approximately 7 – 10 days to the application process. To request an application by mail, call 925-754-6622.

How long does it take to process my application for ADA Paratransit transportation?

Once we receive your fully completed application and a medical verification form from your health care provider, your application will be processed within 21 days. You will receive notice of your eligibility determination by mail.

What if I do not qualify for ADA Paratransit transportation?

You will receive a letter explaining why you are not eligible. The letter also will explain how you can appeal the decision.

What must I do to be able to use the Senior (Age 65+) Paratransit transportation?

Download and complete the senior paratransit application. Mail your completed application to Tri Delta Transit, 801 Wilbur Avenue, Antioch, CA 94509. If you prefer, you may request an application by mail. Please note this will add approximately 7 – 10 days to the application process. To request an application by mail, call 925-754-6622.

How long does it take to process my application for Senior (Age 65+) Paratransit transportation?

You will be notified by mail of your eligibility status within 14 days of receipt of your completed application.

How far in advance do I need to schedule my ride?

Ride requests may be made one to three days in advance. We recommend calling at least seven days in advance to schedule an ADA Paratransit trip that goes outside Eastern Contra Costa County.

Can an attendant ride with me?

Yes, if you are certified for ADA Paratransit transportation and your need for a personal care attendant is registered with Tri Delta Transit's Accessible Services department. A personal care attendant is not required to pay a fare and must be picked up and dropped off at the same locations as you. When you reserve a ride, you must let the reservationist know that an attendantwill be traveling with you.

Can I take my friend or family member with me?

Yes, if you are certified for ADA Paratransit transportation. You must let the reservationist know that you will have companion(s) with you. Your companion(s) also must pay the same fare for each one-way trip. You are allowed up to two companions per ride.

Do you allow animals on paratransit?

Yes. Service animals and pets are allowed. The pet must be in a pet carrier. For safety reasons, the driver is unable to assist in carrying the pet carrier.

Is there a Lost and Found?

Yes. Call 925-754-6622 for Lost and Found information. Found items are held for 30 days. Perishable/safety compromising items are not held. For safety reasons, drivers will not be contacted by radio or cell phone to check for items left on the buses. Tri Delta Transit is not responsible for lost or stolen items.

How do I file a complaint or commendation?

Tri Delta Transit cares about what you think and welcomes all compliments, complaints and service suggestions. Mail comments to Tri Delta Transit, 801 Wilbur Avenue, Antioch, CA 94509, call 925-754-6622, or submit comments online at http:/user.govoutreach.com/trideltatransit.