Drawing
Concrete wall running E-W at S limit of Room 5;
Concrete wall running N-S at W limit of Room 5;
Concrete wall running E-W at SW corner of Room 4;
Stone threshold between Rooms H4 and H5;
Concrete wall running E-W at SE corner of Room 4;
Stone threshold between Rooms H4 and H5;
Long ashlar wall running N-S at eastern limit of rooms 4, 5, and 6;
Four large square tufo blocks along E wall of Room 5;
Line of small stones along W face of blocks 7198;
Cut into SU 7150 E of wall 7117;
Fill of cut 7155;
Cut into SU 7150 in center of Room 5;
Fill of cut 7151