Draft CD 3
Draft CD 3
Revision as of 15:00, 28 October 2022 by James Klassen (talk | contribs)
Division D - Construction Details
SBS | Expansion Joint (Wall) ( Article 10.3.6.1.)
| Notice to Reader | |
| Images used in a Construction Detail are representative and not prescriptive, and are not necessarily drawn to scale. They are intended to support the related Standard (Ref. Division A, Article 2.2.1.2.).
The reader may link to the related Article in the detail title, or link to the Standard as it relates to a specific element in the detail. All hyperlinks are displayed blue text. | |
SBS Details
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1 WORK INCLUDED
- (1) Air or Vapour Control Layers
- The requirement for a vapour retarder is determined by the design authority. Optional terminations.
- (2) Insulation
- (3) Insulation Overlay
- Where required.
- (4) Primary Membrane and Membrane Protection
- (5) Membrane Flashing
- Mechanically fasten to top of wood blocking.
- (6) Membrane Counter-flashing
- Flashing sealed to wall with compatible mastic.
- (7) Metal Base Flashing
- Mechanically fasten to top of wood blocking (C). Optional on flexible membrane systems. Required on assemblies using gravel ballast filter mats.
- (8) Metal Counter-flashing
- Into reglet approximately 30 mm (1¼") and caulked.
- (9) Caulking
- (10) Membrane Underlay
- Minimum self-adhered modified bitumen membrane.
- (11) Metal Cap Flashing
- Must overlap exterior wall finish. Fasten with continuous concealed clip-type fasteners or cladding screws evenly spaced between seams.
2 RELATED WORK BY OTHERS
- (A) Acceptable Supporting Deck Structure
- (B) Air and Vapour Control Layer Seal
- Sealed to wall.
- (C) Wood Blocking
- Height to provide minimum 200 mm (8") above completed roof system, slope top edge.
- (D) Flexible Insulation
- (E) Reglet
- (F) Sloped Wood Blocking
NOTE: See the Standard for additional requirements.
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