9.17.1.

(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, or

(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,

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

(iv) the platform does not serve as a required exit, or

(c) carport roofs.

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