I put almost 200 miles on mine over the last week with no issues. I'm losing ride height due to sagging springs. It looks like your ride height is pretty low also.
Yes, but normally it's done by the supplier. Travertine comes in filled and unfilled. I would think you could have a stone contractor pressure wash and fill the holes.
I'm at a jobsite now with topcast concrete we poured last week.
This is 12 s/f formed, rebar and poured.
This is 20 s/f formed, rebar and poured.
Demo, grading and base not included in above pricing.
There's video of the accident scene on FB. Skidmarks going hard left and vehicle upside down out in the desert. The driver was ejected.
https://m.facebook.com/groups/911766688849425/permalink/29405499149049465/?comment_id=29406722912260422