Helmand province FOBs (at least when I was there) were Hesco barriers, artificial dirt berms 8+ meters high and trenches. Some FOBs repurposed pre-built infrast

Helmand province FOBs (at least when I was there) were Hesco barriers, artificial dirt berms 8+ meters high and trenches. Some FOBs repurposed pre-built infrastructure and reinforced it with Hesco barriers, but there was very little concrete. I'm sure it looks a bit different these days, but we did not have concrete in most AOs.