001
Earth
Sift debris from U84
002
Earth
Topsoil
003
Earth
Debris layer
004
Earth
Rampart layer
005
Architecture
Poss revetment wall
006
Architecture
Retaining wall
007
Earth
Debris layer between Retaining Wall 6 & the LIR2 Skinwall 9
008
Earth
Debris layer between Retaining Walls 6 & 9
009
Architecture
Outer retaining wall
010
Earth
Rubble layer supporting Retaining Wall 6
011
Earth
Earth layer W of Retaining Wall 6 & under Retaining Wall 9 but above MB layers
012
Earth
MB rampart
013
Earth
MB rampart material