He was not surprised when Sirix led him to a metal hatch built into the side of a steep crater.

I watched, puzzled, as the man tapped out the standard code on the electronic control box set into the heavy metal hatch.

He listened at the metal hatch but heard nothing.

Now it was sealed by a metal hatch.

On the far wall was a broad metal hatch.

A sheen on the edge of the metal hatch had caught her eye, and she stepped back to examine it.

She leaned into the oblong metal hatch, but the forces on the other side were also determined.

They also meet a Frenchwoman who has been on the island for 16 years and find a metal hatch (door) buried in the ground.

After a walk through a featureless hallway, they came upon a narrow metal hatch, which snapped open at their approach.

A wide metal hatch had been cut into its side.