Corbelled arch

Definition

A corbelled arch is an architectural feature created by stacking stones or bricks in a staggered formation to form an arch-like structure without the use of true arch technology. This method relies on the overlapping of the stones or bricks to create a structural support that bears weight, often seen in ancient construction. The corbelled arch is significant as it showcases early engineering techniques that allowed cultures to build larger and more complex structures.

5 Must Know Facts For Your Next Test

1. Corbelled arches were commonly used in Mesoamerican architecture, such as in the temples and palaces of the Maya civilization.
2. Unlike true arches, which rely on keystones to maintain stability, corbelled arches are inherently less stable and are often used in shorter spans.
3. Corbelled arches can also be found in various ancient cultures around the world, including in the constructions of the Incas and ancient Greeks.
4. These arches were not only functional but also served decorative purposes, enhancing the aesthetic appeal of buildings.
5. In some instances, corbelled arches paved the way for the eventual development of true arch techniques as builders learned more about structural integrity.

Review Questions

• Compare and contrast corbelled arches with true arches in terms of construction techniques and stability.
  • Corbelled arches are constructed by stacking stones or bricks in a staggered manner to form an arch-like shape, relying on the weight of the materials for support. In contrast, true arches utilize wedge-shaped stones called voussoirs that distribute weight evenly through compression, making them much more stable for longer spans. While corbelled arches can be simpler and faster to build, they are less capable of supporting significant weight compared to true arches, which can span greater distances and bear heavier loads.
• Discuss the role of corbelled arches in Mesoamerican architecture and their significance in cultural expression.
  • Corbelled arches played a crucial role in Mesoamerican architecture, particularly among the Maya civilization. These arches allowed builders to create impressive structures such as temples and ceremonial platforms that showcased their advanced engineering skills. The use of corbelled arches also reflected cultural values and beliefs, as they were often integrated into designs that emphasized celestial alignments and religious symbolism. The architectural style served not only functional purposes but also expressed the identity and power of these ancient societies.
• Evaluate how the use of corbelled arches influenced later architectural developments and engineering practices across different cultures.
  • The use of corbelled arches laid foundational principles for later architectural innovations by demonstrating how weight distribution can be managed through material arrangement. As builders gained insights from constructing corbelled arches, many transitioned to employing true arch techniques that offered greater structural integrity. This evolution is evident across various cultures, where the lessons learned from early construction methods influenced medieval Gothic architecture and even modern engineering practices. The adaptation from corbelled to true arches reflects an important shift in understanding material properties and architectural design, ultimately shaping the course of architectural history.

Related terms

Post-and-lintel: A building system where horizontal beams are supported by vertical posts, serving as one of the simplest forms of construction.

True arch: An arch made from wedge-shaped stones (voussoirs) that distribute weight downwards and outwards, creating a more stable structure than a corbelled arch.

Masonry: The building method involving the use of individual units of stone, brick, or concrete, often bound together by mortar.