OBC 2006 › Division C

1.2.1.1.

Version 0 — in force 31 December 2006

In force

Verified · covered Verified against the 2006-12-31–2007-04-01 consolidation, whose range covers the query date. How to read this

In force

Verified · covered Verified against the 2006-12-31–2007-04-01 consolidation, whose range covers the query date. How to read this

Provenance

OBC 1997 · renumbered from 2.3.1.1. — Pro

Base · O. Reg. 350/06 · ext← current

Original — base regulation

O. Reg. 503/09, cl. 221 · ext v1 →

In force 2010-01-01

Next: O. Reg. 503/09, cl. 221 · ext (not in force until 2010-01-01) v1 →

OBC 2012 · renumbered to 1.2.1.2. — Pro

1.2.1.1. — Design by Architect or Professional Engineer

(1) Except as permitted in Sentences (2) and (3), the construction, including, for greater certainty, enlargement or alteration, of every building or part of it described in Table 1.2.1.1. and this Article shall be designed and reviewed by an architect, professional engineer or both.

(2) An architect may provide the services within the practice of professional engineering in any building described in Table 1.2.1.1., or a professional engineer may provide the services within the practice of architecture in any building described in Table. 1.2.1.1. where to do so does not constitute a substantial part of the services provided by the other profession related to the construction of the building and is necessary,

(a) for the construction of the building and is incidental to the other services provided by the architect or professional engineer, or

(b) for coordination purposes.

(3) The requirement for an architect does not apply to the preparation or provision of a design for interior space for a building, including finishes, fixed or loose furnishings, equipment, fixtures and partitioning of space, and related exterior elements such as signs, finishes and glazed openings used for display purposes, that does not affect or is not likely to affect,

(a) the structural integrity,

(b) a fire safety system or fire separation,

(d) an exit to a public thoroughfare or to the exterior,

(e) the construction or location of an exterior wall, or

(f) the usable floor space through the addition of a mezzanine, infill or other similar element, of the building.

(4) Where a building or part of it described in Table 1.2.1.1. is designed by an architect or a professional engineer or a combination of both as required by this Article, all plans, sketches, drawings, graphic representations, specifications and other documents that are prepared by an architect, professional engineer or both and that form the basis for the issuance of a permit under section 8 of the Act or any changes to it authorized by the chief building official shall bear the signature and seal of the architect, professional engineer or both, as applicable.

(5) Where the foundations of a building are to be constructed below the level of the footings of an adjacent building and within the angle of repose of the soil, as drawn from the bottom of the footings, the foundations shall be designed by a professional engineer.

(6) The thermal design of a building in accordance with Subsection 12.3.3. of Division B shall be prepared and provided by an architect or professional engineer or a combination of both.

(7) A sprinkler protected glazed wall assembly described in Article 3.1.8.18. of Division B shall be designed and reviewed by a professional engineer.

(8) A shelf and rack storage system described in Section 3.16. of Division B shall be designed and reviewed by a professional engineer.

(9) The time-based egress analysis for a shelf and rack storage system described in Sentence 3.16.1.6.(7) of Division B shall be prepared and provided by an architect or professional engineer or a combination of both.

(10) The supporting framing structure and anchorage system for a tent occupying an area greater than 225 m² shall be designed and reviewed by a professional engineer.

(11) A sign structure shall be designed by an architect or professional engineer where it is,

(a) a ground sign that exceeds 7.5 m in height above the adjacent finished ground,

(b) a projecting sign that weighs more than 115 kg, or

(12) A projecting sign attached or fastened in any manner to a parapet wall shall be designed by an architect or professional engineer.

Editor's note

As filed in O. Reg. 350/06, the notes to Table 1.2.1.1. show the headnote 'Notes To Table 1.2.1.1.' in plain weight with no colon, and the footnote markers '(1)' through '(4)' set inline; the current e-Laws consolidation sets the headnote in bold with an added colon and raises the markers as superscripts, with no amending regulation making the change. The note text is the same, and this map preserves the headnote and markers as filed.

Text · e-Laws consolidated snapshot

Table 1.2.1.1. (4) Design and General Review Forming Part of Sentence 1.2.1.1.(1)

Column 1	Column 2	Column 3
Building Classification by Major Occupancy	Building Description	Design and General Review by:
Assembly occupancy only	Every building	Architect and professional engineer⁽¹⁾
Assembly occupancy and any other major occupancy except industrial	Every building	Architect and professional engineer⁽¹⁾
Care or detention occupancy only	Every building	Architect and professional engineer⁽¹⁾
Care or detention occupancy and any other major occupancy except industrial	Every building	Architect and professional engineer⁽¹⁾
Residential occupancy only	Every building that exceeds 3 storeys in building height	Architect and professional engineer⁽¹⁾
Residential occupancy only	Every building that exceeds 600 m² in gross area and that contains a residential occupancy other than a dwelling unit or dwelling units	Architect⁽²⁾
Residential occupancy only	Every building that exceeds 600 m² in gross area and contains a dwelling unit above another dwelling unit	Architect⁽²⁾
Residential occupancy only	Every building that exceeds 600 m² in building area contains 3 or more dwelling units and has no dwelling unit above another dwelling unit	Architect⁽²⁾
Residential occupancy and any other major occupancy except industrial, assembly or care or detention occupancy	Every building that exceeds 600 m² in gross area or 3 storeys in building height	Architect and professional engineer⁽¹⁾
Business and personal services occupancy only	Every building that exceeds 600 m² in gross area or 3 storeys in building height	Architect and professional engineer⁽¹⁾
Business and personal services occupancy and any other major occupancy except industrial, assembly or care or detention occupancy	Every building that exceeds 600 m² in gross area or 3 storeys in building height	Architect and professional engineer⁽¹⁾
Mercantile occupancy only	Every building that exceeds 600 m² in gross area or 3 storeys in building height	Architect and professional engineer⁽¹⁾
Mercantile occupancy and any other major occupancy except industrial, assembly or care or detention occupancy	Every building that exceeds 600 m² in gross area or 3 storeys in building height	Architect and professional engineer⁽¹⁾
Industrial occupancy only and where there are no subsidiary occupancies	Every building that exceeds 600 m² in gross area or 3 storeys in building height	Architect or professional engineer⁽³⁾
Industrial occupancy and one or more other major occupancies where the portion of the area occupied by one of the other major or subsidiary occupancies exceeds 600 m².	The non-industrial portion of every building	Architect and professional engineer⁽¹⁾
	The industrial portion of every building	Architect or professional engineer⁽³⁾
Industrial occupancy and one or more other major occupancies where no portion of the area occupied by one of the other major or subsidiary occupancies exceeds 600 m².	Every building that exceeds 600 m² in gross area or 3 storeys in building height	Architect or professional engineer⁽³⁾

Notes To Table 1.2.1.1.

(1) An architect shall provide services within the practice of architecture and a professional engineer shall provide the services within the practice of professional engineering.

(2) An architect may engage a professional engineer to provide services within the practices of professional engineering.

(3) Only a professional engineer may provide services within the practice of professional engineering.

(4) Requirements for design and general review by an architect or professional engineer or a combination of both for the construction, enlargement or alteration of a building are set out in the Architects Act and the Professional Engineers Act.