SBS Expansion Joint (Wall)
SBS Expansion Joint (Wall)
Revision as of 17:21, 27 June 2022 by James Klassen (talk | contribs)
Division D - Construction Details
SBS | Expansion Joint (At Wall) ( Article 10.3.6.1.)
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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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