design manual
81Cold formed steel — (CFS) is the common term for products made by rolling or pressing thin gauges of sheet steel into goods. Cold formed steel goods are created by the working of sheet steel using stamping, rolling, or presses to deform the sheet into a usable… …
82Distributed backbone — A distributed backbone is a backbone network that consists of a number of connectivity devices connected to a series of central connectivity devices, such as hubs, switches, or routers, in a hierarchy (Dean, 2010, p. 202).[1] This kind of… …
83Comparison of TLS Implementations — The Transport Layer Security (TLS) protocol provide the ability to secure communications across networks. There are several TLS implementations which are free and open source software and sometimes choosing between the available implementations… …
84New Urbanism — Neotraditionalism redirects here. For other uses, see Neotraditional. New Urbanism is an urban design movement, which promotes walkable neighborhoods that contain a range of housing and job types. It arose in the United States in the early 1980s …
85List of acronyms and initialisms: D — This list contains acronyms, initialisms, and pseudo blends that begin with the letter D. For the purposes of this list: acronym = an abbreviation pronounced as a series of constituent letters, e.g., SARS = severe acute respiratory syndrome… …
86Subwoofer — A subwoofer is a woofer, or a complete loudspeaker dedicated to the reproduction of bass audio frequencies, from perhaps 150 Hz down as far as 20 Hz, or in rare cases lower. Also known as subs , these are used to augment the low frequency… …
87Low impact development — (LID) is a term used in the United States to describe a land planning and engineering design approach to managing stormwater runoff. LID emphasizes conservation and use of on site natural features to protect water quality. This approach… …
88Screw thread — Internal and external threads illustrated using a common nut and bolt. The screw and nut pair can be used to convert torque into linear force. As the screw (or bolt) is rotated, the screw moves along its axis through the fixed nut, or the non… …
89Rain garden — A rain garden is a planted depression that is designed to absorb rainwater runoff from impervious urban areas like roofs, driveways, walkways, and compacted lawn areas. This reduces rain runoff by allowing stormwater to soak into the ground (as… …
90Drainage gradient — Water pooling at the entrance of a banked outercurve in the opposite lane (Photo taken in Sweden) Drainage gradient (DG) is a term in road technology, defining the resulting vector of a road surface cross slope (CS) and longitudinal gradient… …
