This excavation was an initial probe to determine if the exposed notch at fracture line three was a cave. There was indeed a small opening indicative of a cave below the notch, but the excavation was inconclusive as it was not licensed to proceed further east to examine the lower part of the cliff line.
The Notch at the Third Fracture Line
Below: Pictures of the Excavation
and the Mystery of the Judean Man-Made Tunnels