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Spotters helping a climber on The Chube V2 (5+), in Joshua Tree. Spotting is a climbing technique that is used mostly in bouldering, where other climbers stand beneath an active climber on a route in order to break the impact of any fall, and to reduce the chance of an uncontrolled fall that could result in a serious head or back injury.
A A-grade Also aid climbing grade. The technical difficulty grading system for aid climbing (both for "original" and an adapted version for "new wave"), which goes: A0, A1, A2, A3, A4, A5 and up to A6 (for "new wave"). See C-grade. Abalakov thread Abalakov thread Also V-thread. A type of anchor used in abseiling especially in winter and in ice climbing. ABD Also assisted braking device. A term ...
Automated Flagger Assistance Device (AFAD) is a specialized piece of safety equipment used in the traffic control industry on roadway work zones. [ 1 ] [ 2 ] [ 3 ] AFADs were designed as an innovative solution to the dangers of traditional traffic control , aiming to increase the safely and efficiency of work zones.
A spotter is a person used in vehicle maneuvers to assist a driver who may not have a clear view in their direction of travel. [1] [2] They are most commonly used in: Off-road rock crawling; Reversing truck and trailer combinations, such as semitrailers, b-trains and road trains; Placing oversized freight using a forklift
A man (lying down) performs a bench press with a spotter. Spotting in weight or resistance training is the act of supporting another person during a particular exercise, with an emphasis on allowing the participant to lift or push more than they could normally do safely. [1]
The Manual on Uniform Traffic Control Devices for Streets and Highways (usually referred to as the Manual on Uniform Traffic Control Devices, abbreviated MUTCD) is a document issued by the Federal Highway Administration (FHWA) of the United States Department of Transportation (USDOT) to specify the standards by which traffic signs, road surface markings, and signals are designed, installed ...
A power rack (also known as a power cage, squat cage or squat rack) is a piece of weight training equipment that functions as a mechanical spotter for free weight barbell exercises without the movement restrictions imposed by equipment such as the Smith machine. Its general design is four upright posts with two adjustable horizontal bar catches ...
Car spotting is precise positioning of a railroad car for loading/unloading.. When a locomotive pulls a train of freight cars to a loading/unloading station, it approximately positions them with respect to freight handling equipment, since locomotives are not well-suited for precise positioning.