What device is used to determine if footings, foundations, and other walls are aligned level?

The builder's level is specifically designed for determining whether footings, foundations, and walls are properly aligned and level. This device is utilized to ensure that construction elements are horizontal and aligned correctly, which is critical in masonry and construction work.

The builder’s level typically features a telescope that allows the user to sight a level line over a specific distance, which helps mark horizontal alignment on uneven surfaces. For tasks that require quick setup and straightforward use without the complexity of advanced technology, the builder's level is often the tool of choice.

While other options like the laser level can provide highly accurate level readings and are favored for their precision, they also introduce additional technology and setup considerations that might not be necessary for basic leveling tasks. The water level relies on the principle that water seeks its own level; however, it can be cumbersome for long distances. The surveyor's level is similar but generally used for more complex surveying tasks that require more advanced skills and setup. In the context of determining alignment specifically in masonry, the builder's level is the most appropriate choice.