E508        *Structures must be safe. Teams may not build any structure that supports people or stores items overhead.

E506        *No brazing or welding. Brazing/welding is prohibited.

E501        *Pits are unavailable if closed. Teams may not be in their team pit outside the designated pit hours.

E507        *Solder with specific tools only. Soldering may be done using an electric iron/gun only.