Part 5. Environmental Separation

(See Note A-5)

5.1.

General

5.1.1.

Scope

5.1.1.1.

Scope

5.1.2.

Application

5.1.2.1.

Exposure to Exterior Space or the Ground and Separation of Dissimilar Environments

5.1.3.

Definitions

5.1.3.1.

Defined Words

5.1.4.

Resistance to Loads and Deterioration

5.1.4.1.

Structural and Environmental Loads

5.1.4.2.

Resistance to Deterioration

5.1.5.

Other Requirements

5.1.5.1.

Requirements in Other Parts of the Code

5.2.

Loads and Procedures

5.2.1.

Environmental Loads and Design Procedures

5.2.1.1.

Exterior Environmental Loads

5.2.1.2.

Interior Environmental Loads

5.2.1.3.

Environmental Load and Transfer Calculations

5.2.2.

Structural Loads and Design Procedures

5.2.2.1.

Determination of Structural Loads and Effects

5.2.2.2.

Determination of Wind Load

5.2.2.3.

Design Procedures

5.3.

Heat Transfer

(See Note A-5.3.)

5.3.1.

Thermal Resistance of Assemblies

5.3.1.1.

Required Resistance to Heat Transfer

5.3.1.2.

Properties to Resist Heat Transfer or Dissipate Heat

5.3.1.3.

Location and Installation of Materials Providing Thermal Resistance

5.4.

Air Leakage

5.4.1.

Air Barrier Systems

(See Note A-5.4.1.)

5.4.1.1.

Required Resistance to Air Leakage

5.4.1.2.

Air Barrier Assemblies

5.5.

Vapour Diffusion

5.5.1.

Vapour Barriers

5.5.1.1.

Required Resistance to Vapour Diffusion

5.5.1.2.

Vapour Barrier Properties and Installation

5.6.

Precipitation

5.6.1.

Protection from Precipitation

5.6.1.1.

Required Protection from Precipitation

5.6.1.2.

Installation of Protective Materials

5.6.2.

Sealing, Drainage, Accumulation and Disposal

5.6.2.1.

Sealing and Drainage

5.6.2.2.

Accumulation and Disposal

5.6.2.3.

Solar Collector Systems

5.7.

Surface and Ground Water

(See Note A-5.7.)

5.7.1.

Site Factors

5.7.1.1.

Application

5.7.1.2.

Required Protection

5.7.2.

Protection Against Hydrostatic Pressure

5.7.2.1.

Application

5.7.2.2.

Design of Building Elements under Hydrostatic Loads

5.7.2.3.

Required Protection

5.7.3.

Protection Against Ground Water

5.7.3.1.

Application

5.7.3.2.

Required Protection

5.7.3.3.

Waterproofing

5.7.3.4.

Where Dampproofing is Permitted

5.8.

Sound Transmission

(See Note A-5.8.)

5.8.1.

Protection from Airborne Noise

5.8.1.1.

Required Protection

5.8.1.2.

Determination of Sound Transmission Ratings

5.8.1.3.

Compliance with Required Ratings

5.8.1.4.

Detailed Method for Calculating ASTC

5.8.1.5.

Simplified Method for Calculating ASTC

5.9.

Standards

5.9.1.

Applicable Standards

5.9.1.1.

Compliance with Applicable Standards

5.9.2.

Windows, Doors and Skylights

5.9.2.1.

General

5.9.2.2.

Applicable Standards

5.9.2.3.

Structural Loads, Air Leakage and Water Penetration

5.9.2.4.

Heat Transfer

5.9.3.

Other Fenestration Assemblies

(See Note A-5.9.3.)

5.9.3.1.

Definition

5.9.3.2.

Structural and Environmental Loads

5.9.3.3.

Heat Transfer

5.9.3.4.

Air Leakage

5.9.3.5.

Water Penetration

5.9.4.

Exterior Insulation Finish Systems

5.9.4.1.

Structural Loads, Heat Transfer, Air Leakage, Vapour Diffusion and Water Penetration