My delivery and garbage zones are in places, the road is just not on the picture

Bad optimization, that's it. What did you expect from an alpha?
I also get lags even with my setup of an AMD Radeon HD7970, Intel Core i5-760 @ 3.36GHz and 20 gigs of RAM.
Pointless statement that your or mine PCs are slow, right?

The execution room currently serves no purpose since it's only an alpha
But I guess you can simply not execute the prisoners if you wish in the future

Hey, please help! So I made a badass prison with all the goodies and made a shit ton of cells (132). The problem is that the prisoners don't arrive! When the timer runs out, the prisoners don't arrive. Instead, A new timer goes off and I get more prisoners to arrive. For example: I was waiting for 1...