Types of Footings Residential and Commercial Construction

http://www.learningconstruction.com Step by Step Tutorial: This video will show you the different types of foundations that are commonly used in residential and commercial construction. some of these foundations are: Slab on Grade: The most typical type of foundation, consist on a footing that surrounds the perimeter of the structure and is covered by a slab set on grade. Piers: Used to support posts, these are footings for above grade that hold posts for above grade structures like modular buildings, mobile homes, trellises, patio covers and etc. Wall foundation: Used on retaining walls, restraining walls and perimeter walls for modular and above grade buildings. these types of footings are usually built in combination with masonry or brick walls. Columns: These footings are used to support heavy loads that will sit on a single bearing point. for example, support beams, front porches, etc...