Div. B › Part 9 › 9.17 › 9.17.1 — Scope

9.17.1.1 — Application

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(1) This Section applies to columns used to support,

(a) beams carrying loads from not more than 2 wood frame floors where,

(i) the supported length of joists bearing on such beams does not exceed 5 m, and

(ii) the live load on any floor does not exceed 2.4 kPa,

(b) beams or header joists carrying loads from not more than 2 levels of wood frame balconies, decks or other accessible exterior platforms, or 1 level and the roof, where,

(i) the supported length of joists bearing on such beams or joists does not exceed 5 m,

(ii) the sum of the specified snow load and the load due to use and occupancy does not exceed 4.8 kPa, and

(iii) the platform serves only a single suite of residential occupancy, or

(2) Columns for applications other than as described in Sentence (1) shall be designed in accordance with Part 4.

OBC Definitions

Defined terms on this page

accessible

means , when applied to a fixture, connection, plumbing appliance, valve, cleanout or equipment, to be accessible with or without having to first remove an access panel, door or similar obstruction, but a fixture, connection, plumbing appliance, valve, cleanout or equipment is not accessible if access can be gained only by cutting or breaking materials.

header

means a vent pipe that connects two or more vent stacks or stack vents to open air.

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.

residential occupancy

means an occupancy in which sleeping accommodation is provided to residents who are not harboured for the purpose of receiving special care or treatment and are not involuntarily detained and includes an occupancy in which sleeping accommodation is provided to residents of a retirement home.

suite

means a single room or series of rooms of complementary use, operated under a single tenancy, and includes, (a)dwelling units, (b)individual guest rooms in motels, hotels, boarding houses, rooming houses and dormitories, and (c)individual stores and individual or complementary rooms for business and personal services occupancies.

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