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In rock climbing, a crack climb is a type of climbing route that follows a system of crack(s) or fissure(s) that the climber uses to ascend the route. The width of the crack dictates the techniques needed, and crack-climbs are further differentiated by the body parts that can be 'jammed' into them, such as finger cracks (the narrowest), hand/fist cracks, arm cracks, and body (also called ...
A structural drawing, a type of engineering drawing, is a plan or set of plans and details for how a building or other structure will be built. Structural drawings are generally prepared by registered professional engineers, and based on information provided by architectural drawings. The structural drawings are primarily concerned with the ...
Climbing formwork on a future residential skyscraper in Takapuna, New Zealand—the whole white upper structure is actually formwork and associated working facilities. Climbing formwork , also known as jumpform , is a special type formwork for vertical concrete structures that rises with the building process.
[The stairs] form a closed, circular construction, rather like a snake biting its own tail. And yet they can be drawn in correct perspective: each step higher (or lower) than the previous one. I discovered the principle in an article which was sent to me, and in which I myself was named as the maker of various 'impossible objects'.
Century Crack starts with an 85 ft roof crack, requiring the climber to hang upside-down, making progress with various jams throughout the crack's varying widths. It requires a mix of hand jams, hand-fist stacks, fist jams, and various other offwidth techniques. [3] [1] The first 15 ft of the crack is small enough for straightforward hand jams.
An architectural drawing or architect's drawing is a technical drawing of a building (or building project) that falls within the definition of architecture.Architectural drawings are used by architects and others for a number of purposes: to develop a design idea into a coherent proposal, to communicate ideas and concepts, to convince clients of the merits of a design, to assist a building ...
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A list, usually tabular and often on the drawing (if not accompanying the drawing on a separate sheet), listing the parts needed in an assembly, including subparts, standard parts, and hardware. There is no consistently enforced distinction between an L/M, a BoM, or a P/L. PLM: product lifecycle management; plant lifecycle management: See also ...