| AS/NZS ISO 31000 | Synonyms - Risk management
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| Australian Standard |  An Australian Standard in commercial construction refers to a published document that establishes the minimum community expectations for the safety, |
| Backfill | In the context of commercial construction in Australia, backfill refers to the process of filling in excavated areas around a |
| Bagging | a process in masonry in which a thin mortar is applied to a surface with coarse material, usually imparting a |
| BAL rating | The Bushfire Attack Level (BAL) rating is a measure of the severity of a building's potential exposure to ember attack, |
| Balcony | In the context of commercial construction in Australia, a balcony is defined as an elevated platform or structure that projects |
| Baluster | In the context of commercial construction in Australia, a baluster is a vertical member that supports a railing or handrail Synonyms - balustrade
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| Barge | In commercial construction in Australia, a barge is a temporary, elevated platform used to support construction equipment and materials during |
| Bargeboard | a decorative board covering the projecting rafter (fly rafter) of the gable end. At the cornice, this member is a |
| Basement | |
| BASIX | The Building and Sustainability Index (BASIX) is a web-based planning tool designed to assess the potential performance of residential buildings |
| Batt | In the context of commercial construction in Australia, a batt refers to a type of insulation material used to reduce |
| Batten | Timber member of small, rectangular cross-section. Sometimes used to screen the undercroft area. |
| Batter | In the context of commercial construction in Australia, a batter refers to the sloping or angled surface of an excavation |
| Bay Window | A bay window in commercial construction in Australia is a straight-sided construction, containing one or more windows, that projects from |
