dstock
Explorer
I wouldn't. That's how the maxtrax shattered. Kind of. I don't think these are meant for bridging.
That may be why the Maxtrax shattered, I don't think you are supposed to pile stuff under them when bridging. On the other hand, one would think it wouldn't make a difference, but in your case it obviously did. Maybe the perfect storm of rock piling! Certainly lots of videos of people using them bridging without issue, maybe it was a defective set.