The underground barracks and utility areas are located just inside the personnel entry.

The underground barracks are farther out the main gallery on the other side of Block 10.

When he slept at all, Xavier did so in his office or in the underground barracks.

The underground barracks are located at the junction of the two entry galleries.

A shaft connects to the galleries below and the eastern underground barracks.

The western underground barracks and the large "M1"-type magazine are just inside the entries.

The electrical generating plant and underground barracks were renovated.

The underground barracks is arranged in a unique two-level configuration.

To the rear, deeply buried in the hillside, are ammunition magazines, utility areas and underground barracks.

In each the comparatively spacious underground barracks, magazine space and utility areas were used and expanded.