The purpose of this study was to determine if there was a significant difference between a six week experimental core stability plank exercise program compared to a traditional supine exercise program in the closure of DRA, and to determine the relationship between DRA measurements, pain, ODI, and PFDI scores.
To meet regulations the average single depth grave is about 3-4 feet deep. Already we see that two out of the three grave depths are deeper than 6 feet (or 1.8 meters). Tripple depth is significantly deeper and double depth is noticeably deeper, being almost 7 feet.
Headstones come in a number of styles, including: 1  Flat markers, sometimes called âgrass markers,â which lie flat on the ground at the head of the grave, flush with the grass. 2  Bevel markers, usually about 8 inches thick, which lie flat on the ground at the head of the grave and rise above the grass.