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  2. Building occupancy classifications - Wikipedia

    en.wikipedia.org/wiki/Building_occupancy...

    The shopping area itself is Group M (mercantile), while the parking area would qualify as Group S (storage). In places where more than one occupancy may apply, the stricter code is usually enforced. An example of this is a restaurant with seating under 50 which is not addressed in the code as either mercantile or business (this is a technical ...

  3. Limit state design - Wikipedia

    en.wikipedia.org/wiki/Limit_state_design

    Limit State Design (LSD), also known as Load And Resistance Factor Design (LRFD), refers to a design method used in structural engineering. A limit state is a condition of a structure beyond which it no longer fulfills the relevant design criteria. [ 1 ]

  4. Occupancy - Wikipedia

    en.wikipedia.org/wiki/Occupancy

    Within the context of building construction and building codes, occupancy is the use (actual or intended) of a building (or its portion) for the shelter or support of persons, animals or property. [1] A closely related meaning is the number of units in such a building that are rented, leased, or otherwise in use.

  5. Permissible stress design - Wikipedia

    en.wikipedia.org/wiki/Permissible_stress_design

    Such loads may include pressure thrusts and the weight of materials. The predicted stresses and deflections are compared with allowable values that have a "factor" against various failure mechanisms such as leakage, yield, ultimate load prior to plastic failure, buckling, brittle fracture, fatigue, and vibration/harmonic effects.

  6. Life Safety Code - Wikipedia

    en.wikipedia.org/wiki/Life_Safety_Code

    Normally, the Life Safety Code is used by architects and designers of vehicles and vessels used for human occupancy. Since the Life Safety Code is a valuable source for determining liability in accidents, it is also used by insurance companies to evaluate risks and set rates, not to mention assessment of compliance after an incident.

  7. Strong rebound in employment hoists US services PMI to more ...

    www.aol.com/news/us-trade-deficit-widens-sharply...

    The threat of higher tariffs on goods if Trump is returned to the White has also prompted businesses to front load on imports, driving the trade deficit to a nearly 2-1/2-year high in September.

  8. ASHRAE 55 - Wikipedia

    en.wikipedia.org/wiki/ASHRAE_55

    ANSI/ASHRAE Standard 55: Thermal Environmental Conditions for Human Occupancy is an American National Standard published by ASHRAE that establishes the ranges of indoor environmental conditions to achieve acceptable thermal comfort for occupants of buildings.

  9. Underfloor air distribution - Wikipedia

    en.wikipedia.org/wiki/Underfloor_air_distribution

    The UFAD system was originally introduced in the 1950s for rooms with high heat loads and raised floors systems for cable and equipment management (e.g. computer rooms, control centers, etc.). The system was introduced into office buildings in the 1970s in West Germany, with the addition of occupant-controlled localized supply diffusers.