Bah! Stoners! Too much of a liability! I will say though that this is proving to be an interesting experience, because as well as patching backroutes, I'm having to adjust the intended solution as well. It is for the best though, as the level is evolving into something quite interesting now, especially where Stackers are concerned.
And here's my solution to Latent Lodge.
By the way, I haven't been able to open KL/NK, the Turbulent Turnpike levels, Ride Across the River and WaterWorks due to tileset problems. Any tips on solving these issues?