Use filling of early to late 2nd c. A.D., and dumped filling of late 2nd c. Coins:
16 April 1948 #1-#6
17 April 1948 #5
28 April 1948 #1 ... POU 2nd c. A.D ... 2 -2.50m to -6.25m (containers 2-4), 2nd c. late, dump ... 3 -6.25m to -9.85m (containers 4a, 5-12) POU-2nd c.