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FM001
MasonryTrade Terms
Term | Definition |
---|---|
Admixture | Chemical or Mineral added to mortar to change is set time |
Adobe | Sun dried, molded clay brick |
Aggregate | Material such as crushed stone or gravel used as a filler in concrete |
ASTM | American Society for Testing and Materials |
Ashlar | Square, Rectangle or cut flat faced surface with a sawed joint |
Capital | Top part of an architectural column |
CMU | Concrete masonry unit |
Cored | Brick with holes cored in them to reduce weight |
Comice | The horizontal projection crowning the wall of a building |
Course | A row of CMU's |
Cube | A strapped bundle of block or brick |
Facing | The part or face of the block or brick that shows after construction |
Grout | A thin mixture portland cement, lime and water |
Joints | The area between each block or brick that is filled with mortar |
Stone Vaneer | CMU's with other added materials to give an appearance of natural stone |
Mason | A person who assembles CMU's |
Mortar | A mixture of Portland cement, lime, fine aggregate and water |
Parapet | A low wall or railing |
Structural | Bearing weight in addition to its own |
Uncored | Solid brick |
Weephole | A small opening in a mortar joint to allow the escape of moisture |
Wythe | A continuous section of masonry that is all the same size |
Closure Unit | Last brick final course |
Crowd the line | To touch or lay block or brick too close to the masons line |
Racking | Shortening each course of CMU's by half a unit to stagger the joints |
Return | A corner in a structure or lead |
Slack to the line | a CMU getting too far away from the line |