| Bargeboard |  a decorative board covering the projecting rafter (fly rafter) of the gable end. At the cornice, this member is a |
| Barge | In commercial construction in Australia, a barge is a temporary, elevated platform used to support construction equipment and materials during |
| 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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| Balcony | In the context of commercial construction in Australia, a balcony is defined as an elevated platform or structure that projects |
| BAL rating | The Bushfire Attack Level (BAL) rating is a measure of the severity of a building's potential exposure to ember attack, |
| Bagging | a process in masonry in which a thin mortar is applied to a surface with coarse material, usually imparting a |
| Backfill | In the context of commercial construction in Australia, backfill refers to the process of filling in excavated areas around a |
| Australian Standard | An Australian Standard in commercial construction refers to a published document that establishes the minimum community expectations for the safety, |
| Arris | In the context of commercial construction in Australia, an arris refers to the sharp edge formed by the intersection of |
| Architrave | In the context of commercial construction in Australia, an architrave refers to the mouldings or trim that surround a door |
| Architecture | In Australia, the definition of architecture in commercial construction is broad and encompasses a wide range of building typologies . |
| Architect | In Australia, an architect is a licensed professional responsible for designing, planning, and overseeing the construction of commercial buildings and |
| Arch Bar | A structural member or beam carrying loads over an opening. |
| Arch | In the context of commercial construction in Australia, an arch is a structural element characterized by a curved shape that |
| Apex | In the context of commercial construction in Australia, the term "apex" has a specific meaning. The apex refers to the |
a decorative board covering the projecting 