Originally Posted by blarouche

I'm looking to build a track in my backyard. I have 100x40 feet to work with. The dirt at my place is super hard packed can barely dig into it. I live in Southern California it is hot most of the year with very little rain. I want to be able to run my short course truck on it with a few buddies. I was thinking about a 5 foot lanes with at least one over under jump. I'm looking to bring dirt in I was originally thinking about bringing 100% clay in. I think it will be to much maintenance with the heat and sun. Looking for dirt idea. And any general knowledge that will help.