Bricklayers and Allied Crafts Local Union #9 represents approximately 2,000 workers in the trowel trades across western Pennsylvania. Bricklayers build walls, partitions, arches, fireplaces, chimneys and other structures from bricks, blocks, structural tile and other pre-made materials. In addition to bricklayers, Local 9 represents stone masons, marble workers, pointer-cleaner-caulkers, tile workers and terrazzo workers. Stone masons and marble workers build walls, partitions, arches, fireplaces and other structures from natural and cultured stone and marble. Pointer-cleaner-caulkers work on the restoration of masonry buildings, reinstall mortar, replace bad caulking, clean and point masonry, stone and brick surfaces. Tile workers build walls, restore flooring, bathrooms and other rooms and amenities in commercial and residential settings, working with ceramic tile or other natural and man-made tile products. Terrazzo workers build and install concrete or epoxy-based flooring, stairs, sidewalks and driveways in hospitals, schools and other commercial applications.