Locus:7785:166 this is the surface left in 2009. In this surface the potholes were found. The material is a hard grey clay with some red burnt mud material in it. Top elevations: sw 282.63, nw 282.75, n-middle 282.58, s middle 282.67, ne 282.50 and se 282.56 Bottom elevations: sw 282.60, nw top of stone 282.77, n middle 282.57, s middle 282.61, ne 282.44 and se 282.53.
Coordinates: east 0.50 till 3.55, North 6.15 till 9.99.