Which of the following construction features is known to contribute to early structural failure?

Parapet walls are construction features that can contribute to early structural failure, primarily due to their tendency to exacerbate issues related to water management. If not properly waterproofed or designed to shed water effectively, parapet walls can lead to water accumulation, which can weaken the structural integrity of the wall and adjacent building elements over time. This water infiltration can also cause deterioration of materials, mold growth, and other forms of damage that compromise the structure.

Additionally, the design of parapet walls may not always consider load-bearing factors sufficiently, especially in regions prone to high winds or seismic activity, where additional stresses can lead to structural failure. Understanding these risks is crucial for ensuring that parapet walls are designed and constructed with adequate support and drainage systems to mitigate potential issues.