In shoring terminology, what does the term "perpendicular" refer to?

In shoring terminology, "perpendicular" refers specifically to vertical action. This is crucial in construction and engineering contexts, where vertical supports are essential for maintaining stability and integrity during construction activities. Perpendicular elements are aligned vertically, which allows them to properly bear loads and provide the necessary support to structures.

Understanding this term is important because accurate placement of supports can determine the safety and effectiveness of a shoring system. The proper alignment ensures that forces are distributed evenly and that the structure remains stable. In contrast to horizontal reinforcements, angled supports, or cross-sectional supports, which do not emphasize vertical orientation, "perpendicular" specifically indicates the upright or vertical component of shoring support systems.