Res and Com Construction

Condition of being suffocated or deprived of oxygen

Soil protective system involving carving steps into the walls of a trench

most common danger when working in trenches; collapse of the walls of the trench

supervisor on a worksite with the capabilities to inspect conditions and ensure health and safety requirements are met

OSHA classifications for situations in which the ambient air exposes employees to materials which could increase the risk of death, injury or  becoming ill; presence of flammable gas or limited oxygen concentrations

any support structure designed to stabilize the walls of an excavation, such as shields

soil protective system which involves using moveable devices called trench shields or boxes with metal walls

preventative measure utilized in a hazardous atmosphere to provide fresh, safe air to the area

employing a mindset of safety first and watching for trouble to prevent or avoid accidents on a worksite

pipes, cables or other systems used to transport utilities such as power, water, or gas