Fire destroyed part of the ride in 1949 and the structure required major repairs.

Not all larger social structures require the cohesion that may be found in the small group.

This structure required every file to have a unique name, even if it appeared to be in a separate folder.

This structure often requires a deliberate effort to maintain.

Smaller structures require less contrast to fill the vessel than others.

The structure is pre-colored and requires some glue for assembly.

Educational systems and institutional structures require considerable adjustment in order to support this process.

Once raised, the structure requires continuous power to overcome the energy dissipated.

Such a structure would require a lower threshold of shareholder approval.

This structure was extremely strong but required a thick wing section, increasing drag.