Below the fifth floor all three towers are joined within a structure called the base building.

There, men outside the base buildings heard a faint noise.

Instantly the area about the base main building became bitter cold.

The other base buildings were all damaged, and a fire had started in one of them.

Depot 41 was to sell of the base buildings and equipment.

In 2009, the base building was closed and stripped for a major refurbishment.

The base building stage cost about $2.5 million.

The base building on School Street became a reality in 1966.

The base building was competitively bid at 92.3 million dollars.

Most of the other base buildings were torn down or sold off and moved over time.