5. a rotating or oscillating rod that transmits motion and torque, as a ship's propeller shaft … Fire resistance is measured in the hours it takes for a fire to burn through the material. A shaft is defined as a vertical or inclined permanent opening that gives access and services various levels of a mine. Other articles where Shaft is discussed: tunnels and underground excavations: …opening is usually called a shaft. Whereas A is rated as fire-resistant, B is not.

shaft construction definition in English dictionary, shaft construction meaning, synonyms, see also 'shaft feather',air shaft',butt shaft',drive shaft'. Shaft definition: A shaft is a long vertical passage , for example for a lift. Learn more. Shaft construction. Construction drawing is the general term used for drawings that form part of the production information that is incorporated into tender documentation and then the contract documents for the construction works. Shafts are designed according to their required purpose and depending on the demands set out. These mechanical shafts offer the ability to route various utilities through the structure. A Type V-A construction classification would require structural framing and bearing walls to have a one-hour fire-resistance rating, meaning a fire … The shaft, which rests upon the base, is a long, narrow, vertical cylinder that in some orders is articulated with fluting (vertical grooves).

Richard McLain, PE, SE It is fairly common for light wood-frame commercial and multi-family buildings to include shaft walls made from other materials. Construction drawing - Designing Buildings Wiki - Share your construction industry knowledge. The shaft may also taper inward slightly so that it is wider at the bottom than at the top. | Meaning, pronunciation, translations and examples

shaft definition: 1. a pole or rod that forms the handle of a tool or weapon: 2. a rod forming part of a machine…. However, with an increase in wood construction nationwide, many designers and contractors have come to realize that wood-frame shaft walls are a code-compliant means of reducing cost and shortening construction schedule. Lift shaft definition: the long vertical space through which a lift travels | Meaning, pronunciation, translations and examples Tunnels have many uses: for mining ores, for transportation—including road vehicles, trains, subways, and canals—and for conducting water and sewage. Shaft mining or shaft sinking is excavating a vertical or near-vertical tunnel from the top down, where there is initially no access to the bottom..

Definition of Mechanical Shaft in Construction In most commercial, industrial or multi- family buildings, there is a need for mechanical shafts to run vertically and in some cases, horizontally, within the structure. Enrich …