Foundation (engineering)
A foundation is the element of a structure which connects it to the ground, and transfers loads from the structure to the ground. Foundations are generally considered either shallow or deep. Foundation engineering is the application of soil mechanics and rock mechanics (Geotechnical engineering) in the design of foundation elements of structures.
Bush carpentry
Ron Edwards asserts that no training at all is required. The requisites are 'a calm mind, reasonable health, and a willingness to learn'. Edwards points out that the early settlers built their homes without prior knowledge and experience, and 'many of these buildings are still in existence a century later'. Edwards adds, 'Confidence in your own ability is the first requirement ... the second is access to knowledge.'