Div. B › Part 4 › 4.1 › 4.1.5 — Live Loads Due to Use and Occupancy

4.1.5.2 — Uses Not Stipulated

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(1) Except as provided in Sentence (2), where the use of an area of floor or roof is not provided for in Article 4.1.5.3., the specified live loads due to the use and occupancy of the area shall be determined from an analysis of the loads resulting from the weight of,

(a) the probable assembly of persons,

(b) the probable accumulation of equipment and furnishings, and

(2) For buildings in the Low Importance Category as described in Table 4.1.2.1.B., a factor of 0.8 may be applied to the live load.

Tables & Figures referenced

Table 4.1.2.1.B : Importance Categories for Buildings : Forming Part of Sentence 4.1.2.1.(3)

Loading Table 4.1.2.1.B…

OBC Definitions

Defined terms on this page

listed

means equipment or materials included in a list published by a certification organization accredited by the Standards Council of Canada.

live load

means a variable load due to the intended use and occupancy that is to be assumed in the design of the structural members of a building and includes loads due to cranes and the pressure of liquids in containers.

occupancy

means the use or intended use of a building or part of a building for the shelter or support of persons, animals or property.

post-disaster building

means a building that is essential to the provision of services in the event of a disaster, and includes, (a)hospitals, emergency treatment facilities and blood banks, (b)telephone exchanges, (c)power generating stations and electrical substations, (d)control centres for land transportation, (e)public water treatment and storage facilities, (f)water and sewage pumping stations, (g)emergency response facilities, (h)fire, rescue and police stations, (i)storage facilities for vehicles or boats used for fire, rescue and police purposes, and (j)communications facilities, including radio and television stations.

building

(a) a structure occupying an area greater than ten square metres consisting of a wall, roof and floor or any of them or a structural system serving the function thereof including all plumbing, works, fixtures and service systems appurtenant thereto,
(b) a structure occupying an area of ten square metres or less that contains plumbing, including the plumbing appurtenant thereto,
(c) plumbing not located in a structure,
(c.1) a sewage system, or
(d) structures designated in the building code; Act

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