Division B
Section 4.4. Design Requirements for Special Structures
Section 4.4. Design Requirements for Special Structures Copy linkAdd bookmark
4.4.1. Air-, Cable- and Frame-Supported Membrane Structures Copy linkAdd bookmark
4.4.1.1. Design Basis for Air-, Cable- and Frame-Supported Membrane Structures Copy linkAdd bookmark
(1)The structural design of air-supported structures or cable- and frame-supported membrane structures shall conform to CSA S367, “Air-, cable-, and frame-supported membrane structures” using the loads stipulated in Section 4.1., in accordance with limit states design in Subsection 4.1.3.
4.4.2. Parking Structures Copy linkAdd bookmark
4.4.2.1. Design Basis for Storage Garages and Repair Garages Copy linkAdd bookmark
(1)Storage garages and repair garages, including associated ramps and pedestrian areas, shall be designed in conformance with the performance requirements of CSA S413, “Parking structures.” (See Note A-4.4.2.1.(1))
4.4.3. Storage Racks Copy linkAdd bookmark
4.4.3.1. Design Basis for Storage Racks Copy linkAdd bookmark
(1)Storage racks, including anchorage of racks, shall be designed for loads in accordance with this Part. (See Note A-4.1.8.18.(13) and 4.4.3.1.(1).)
4.4.4. Guards Over Retaining Walls Copy linkAdd bookmark
4.4.4.1. Guards Over Retaining Walls Copy linkAdd bookmark
(1)Every retaining wall that is designated in Sentence 1.3.1.1.(1) of Division A shall be protected by guards on all open sides where the public has access to open space at the top of the retaining wall.
4.4.5. Anchor Systems on Building Exterior Copy linkAdd bookmark
4.4.5.1. Anchor Systems on Building Exterior Copy linkAdd bookmark
(1)Where suspended maintenance and window cleaning operations are intended to be carried out on the exterior of a building described in Article 1.1.2.2. of Division A, anchor systems shall be provided where any portion of the roof is more than 8 m above adjacent ground level.
(2)Except as provided in Sentence (3), the anchor systems in Sentence (1) shall be designed, installed and tested in conformance with CSA Z91, “Health and safety code for suspended equipment operations.”
(3)Other anchor systems may be used where such systems provide an equal level of safety.
(4)The anchor system material shall be made of stainless steel, or other corrosion resistant base material, or from steel that is hot dipped galvanized, in accordance with CSA G164, “Hot dip galvanizing of irregularly shaped articles.