got any idea how heavy a 8 inch thick 4ft wide log is??

jesus christ lol iam on my daily walk went through the swamp nature trail and exxxxxactly 1/2 mile into the swamp someone cut a huge tree down cut it like slices of bread annnnyway its hollow iam like this will make one heck of a flower box for my mama i lugged the damn thing 1/2 mile back to the car lollll one guy did make me laugh he said did fred flintstone get a flat in the swamp loll anyway iam pooped!!!