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Nesconset fire department scuba rescue team on training exercise. Public safety diving is underwater diving conducted as part of law enforcement and fire/rescue.Public safety divers differ from recreational, scientific and commercial divers who can generally plan the date, time, and location of a dive, and dive only if the conditions are conducive to the task.
In South Africa, public safety diving and police diving fall under the Diving Regulations of the Occupational Health and Safety Act, 1993, and such divers are required to be registered as commercial divers by the Department of Employment and Labor. Their basic diver training must be done through registered commercial diving schools.
Public safety diving is the underwater work conducted by law enforcement, fire rescue, and search & rescue/recovery dive teams. Public safety divers differ from recreational, scientific and commercial divers who can generally plan the date, time, and location of a dive, and dive only if the conditions are conducive to the task.
Equipment failures that constitute an emergency are usually failures of life-support equipment, but also can be failures of other equipment that make it difficult, dangerous, or impossible to properly operate safety critical equipment, or to reach a place of safety, such as dive computer lockout or failure with decompression obligation ...
For safety and efficiency, divers may need to communicate with others diving with them, or with their surface support team. The interface between air and water is an effective barrier to direct sound transmission, [9] and the natural water surface is also a barrier to visual communication across the interface due to internal reflection, particularly when not perfectly smooth.
Scuba diving may be done recreationally or professionally in a number of applications, including scientific, military and public safety roles, but most commercial diving uses surface-supplied diving equipment for the main gas supply when this is practicable. Surface supplied divers may be required to carry scuba as an emergency breathing gas ...
some items of equipment are compulsory, such as: diving equipment including mask, snorkel, fins, buoyancy compensation device, regulator with two second stages, and submersible pressure gauge, safety equipment including a dive computer or timer and dive tables, a cutting device, a surface marker buoy, and a sound signal for the surface,
When disinfecting diving equipment it is necessary to consider the effectiveness of the disinfectant on the expected or targeted pathogens, and the possible adverse effects on the equipment. Some highly effective methods for disinfection can damage the equipment, or cause accelerated degradation of components due to incompatibility with materials.
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