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Blue safety line tied off to the red jackline with clip. A jackline is also a rope installed in the luff of a mainsail to allow the luff slides to migrate horizontally away from the mast when the sail is reefed. By allowing the slides to migrate, more space is left in the mast track for the upper luff slides to descend, making the operation easier.
A circle of death can be initiated if the boat operator releases the steering mechanism while the boat is still powered, which means the propeller is still turning. The force of the rotating propeller blades incurs a force known as steering torque , causing the motor itself, which is mounted on a swivel jointed mechanism, to turn sharply into ...
A safety harness is a form of protective equipment designed to safeguard the user from injury or death from falling. The core item of a fall arrest system, the harness is usually fabricated from rope , braided wire cable , or synthetic webbing .
Schematic cross section of a pressurized caisson. In geotechnical engineering, a caisson (/ ˈ k eɪ s ən,-s ɒ n /; borrowed from French caisson 'box', from Italian cassone 'large box', an augmentative of cassa) is a watertight retaining structure [1] used, for example, to work on the foundations of a bridge pier, for the construction of a concrete dam, [2] or for the repair of ships.
If a weight harness is worn, or the BCD uses an integrated-weights system, the system is checked for correct assembly and function of clip release. A secondary check is to ensure that the buddy is familiar with the weight system of the diver being checked, and is able to operate it to ditch weights in an emergency.
An internal bleeding require to call to emergency medical services. In the event of bleeding caused by an external source (trauma, penetrating wound), the patient is usually inclined to the injured side, so that the 'good' side can continue to function properly, without interference from the blood inside the body cavity. [citation needed]
With United States Coast Guard cooperation, the American Boat and Yacht Council was formed to develop recommended practices and standards for boats and their equipment with reference to safety. In 1959, the Yacht Safety Bureau was reorganized as a non-profit public service membership corporation in the State of New York with no change of its name.
Worker hanging strapped into a safety harness during a fall rescue drill. Suspension trauma, also known as orthostatic shock while suspended, harness hang syndrome (HHS), suspension syndrome, or orthostatic intolerance, is an effect which occurs when the human body is held upright without any movement for a period of time.