define live load
Dead loads: refer to loads that typically donât change over time, such as the weights of materials and components of the structure itself (the framing, the flooring material, roofing material, etc.),and the weights of fixed service equipment (plumbing, HVAC, etc.). Live snow load (Photo credit: Wikipedia) Live loads: refer to loads that do, or can, change over time, such as people walking around a building (occupancy) or movable objects such as a flower pot on a deck.