What is the primary factor contributing to long-term durability in construction?

The primary factor contributing to long-term durability in construction is the use of high-quality materials and robust structural performance. When structures are built with superior materials, they are more resilient to environmental stresses, wear, and tear over time. High-quality materials often possess enhanced properties such as increased strength, resistance to moisture, and better thermal performance, all of which contribute to the longevity of a building.

Additionally, robust structural performance ensures that the design can withstand loads, forces, and potential hazards, reducing the likelihood of failure or degradation. Such performance is not just about the materials used; it also encompasses engineering principles, design specifications, and adherence to building codes, all of which are crucial for a building’s longevity.

In contrast, while regular maintenance and repairs are important for sustaining a structure over its lifecycle, they cannot substitute for the foundational integrity provided by high-quality materials. Using inexpensive materials may save money upfront but typically leads to issues such as increased maintenance costs and shorter life expectancy of the building. Lastly, minimal design complexity could facilitate easier construction, but it does not inherently ensure durability. Thus, the emphasis on high-quality materials and strong structural integrity stands as the most critical factor in achieving long-term durability in construction.