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Diver down flag being flown on a dive ship. The use of the red and white flag, which was created in the early 1950s by Navy veteran Denzel James "Doc" Dockery of Michigan, and popularized by Ted Nixon of US Divers, [4] is required by law or regulation in many US states, Canada, [5] and some other countries (e.g. Italy). [6]
The size of divers-down flags displayed on vessels must be at least 20 inches by 24 inches, and a stiffener is required to keep the flag unfurled. Dive flags carried on floats must be at least 12 inches by 12 inches. Also, divers-down flags on vessels must be displayed above the vessel's highest point so that the flag's visibility is not ...
The US Navy first provided a diving manual for training and operational guidance in 1905, and the first book titled Diving Manual was published in 1916. Since then books titled Diving Manual or U.S. Navy Diving Manual have been published several times, each one updating the content of the previous version.
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, fitness to dive according to the RSTC questionnaire. with the exception of the support vessel, all vessels must remain at least 50 metres from the diving area,
A diver down flag, or scuba flag, is a flag used on the water to indicate that there is a diver below. Two styles of flag are in use. Two styles of flag are in use. Internationally, the code flag "alpha", which has a white hoist and blue swallowtail fly, is used to signal that the vessel has a diver down and other vessels should keep well clear ...
International maritime signal flags are various flags used to communicate with ships. The principal system of flags and associated codes is the International Code of Signals . [ 1 ] Various navies have flag systems with additional flags and codes, and other flags are used in special uses, or have historical significance.
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The "Diver Down" flag (also called a "dive flag") is a warning flag floating on the water to indicate to other boats, personal watercrafts and aircraft that there is a diver below. When in use, it signals to other boats to keep clear, watch for divers in the water, and approach at a slow speed.