Div. B › Part 9 › 9.23 › 9.23.4 — Maximum Spans

9.23.4.1 — Application

Copied! ▲ ▼

(1) Spans provided in this Subsection for joists, beams and lintels supporting floors shall apply only where,

(a) the floors serve residential areas as described in Table 4.1.5.3., or

(b) the uniformly distributed live load on the floors does not exceed that specified for residential areas as described in Table 4.1.5.3.

(2) Spans for joists, beams and lintels supporting floors shall be determined according to Subsection 4.1.3. where the supported floors,

(a) serve other than residential areas, or

(b) support a uniform live load in excess of that specified for residential areas.

Tables & Figures referenced

Table 4.1.5.3 : Specified Uniformly Distributed Live Loads on an Area of Floor or Roof : Forming Part of Sentence 4.1.5.3.(1)

Loading Table 4.1.5.3…

OBC Definitions

Defined terms on this page

basement

means one or more storeys of a building located below the first storey.

computer room

means a room, (a)that contains electronic computer or data processing equipment such as main frame type, (b)that is separated from the remainder of the building for the purpose of controlling the air quality in the room by a self-contained climate control system, and (c)that has an occupant load of not more than one person for each 40 m² of the room.

exit

means that part of a means of egress, including doorways, that leads from the floor area it serves to a separate building, an open public thoroughfare or an exterior open space protected from fire exposure from the building and having access to an open public thoroughfare.

hotel

means floor areas, a floor area or part of a floor area that contains four or more suites and that provides sleeping accommodation for the travelling public or for recreational purposes.

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.

service room

means a room provided in a building to contain equipment associated with building services.

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

On this page

Top
Tables
Related