Subpart P of the OSHA Construction Industry regulations applies to open excavations made in the Earth's surface, including trenches. According to OSHA, excavation accidents and fatalities most frequently involve cave-ins. They may also result from other types of accidents including machine accidents, falling objects, electrocution, vehicular accidents, explosions or fires, falls, drowning, and asphyxiation due to noxious fumes. Protect your workers against excavation-related construction accidents by training them with Subpart P: Excavations (1926.650), a 16-page OSHA regulatory guide sold in packets of 10. This guide is part of Mancomm's Regulations in Focus Series. Safety trainers will find the guides in this series useful and economical. If a trainer is instructing on a particular topic, the guides streamline the process by providing only the needed regulations. These guides serve as ideal instructional material for trainees because they are made with RegLogic®, which takes the difficulty out of reading and using government regulations. RegLogic® makes it easy for trainees to find and understand vital information.