What is the best method to make a wheelchair ramp non slip

Here are the ADA requirements:

Here are your non skid options!

Add sand to your paint.

The big box stores sell non slip planks, easy to install and not expensive. Usually used for ladders.

Hi, I used this stuff on my stairs as they are quite steep and wooden so potential to be slippery - sticks down really well and is sort of gritty so non-slip .... is this ramp to be used outside or inside? Failing that, maybe non slip rubber matting?

Amazon sells non slip tape.

By Roll of Non Slip Ramp Flooring from DIY or Specialist supplier.

Yes! Have you asked Local Authority if they can help in anyway?

Think I will use paint & sand method thanks for your help