Footings and Foundations

Purpose of Footings: To transfer loads to the ground.
2. Types of Loads:
a. Dead Loads - The weight of the building and materials (footing, beams, windows,
roof, etc.). Dead loads MUST BE CALCULATED by the designer.
b. Live Loads - Any load that can move (furniture, people, etc.). Minimum live loads
are dictated by Building Codes. Residential = 40 psf, commercial office = 50 psf,
Library stack room = 125 psf.
c. Other Loads: Determined from Building Codes