Then there appears to be a vertical hole in the surface, where the two cuts are joined together.

At the top of the tunnel, he drilled a vertical hole.

Forward of the groove for the foremost timber, there were three large vertical holes.

They walked ahead until they came to what appeared to be a vertical hole in the rock.

She could be trapped down a vertical hole within the burrow system.

There is a small vertical hole in the middle of the head where the line passes through.

Only the hole here's vertical, so they only needed three.

The tail dolly is unusual by being plugged into a vertical hole.

Some had two vertical holes for filling with concrete.

We looked down into the vertical hole in the ground.