VERTICAL GRANITE CURBING
Williams Stone Company offers a full line of vertical curbing, straight or curved, in a wide variety of surface finishes, edge details and joints, as follows:
- Widths: 4 inches and wider
- Depths: 4 to 24 inches
- Lengths: up to 10 feet *
- Radius curves: 1 to 125 feet
There are a variety basic finish options available which may be applied to the top and face of a vertical curb. Any combination of these finish treatments may be specified, i.e., sawn top & split face; thermal top & split face; etc.
- Sawn top: most common; slabs for curb are typically sawn top and bottom; the top of the curb has a smooth finish created by saw cutting.
- Split face (standard): a natural face created when the slab is split on a guillotine; the resulting face of the curb has a rough finish.
- Spit top: the top of the curb has a rough finish created by being split; for an historic look
- Thermal top: fine stipple finish for aesthetic look or traction in pedestrian areas. Slab is processed through a thermaling machine, then split or sawn into curb.
- Sawn face: the face of the curb has a smooth finish created by saw cutting.
- Clean back: protrusions greater than 1/4-inch are removed using hand tools to create a tighter tolerance for when pavers are abutted to curb.
- Sawn back: provides the tightest tolerance for when pavers are abutted to curb.
Edge Detail Options
There are five basic edge details that may be specified to the exposed edges of a vertical curb:
- Straight edge (standard).
- Buzzed: 1/4-inch camfer (or eased) edge.
- Rounded edge: one or both edges are camfered and then rounded off to 1/2-inch or greater radius.
- Chamfer: 45-degree bevel is standard, 1/2", 3/4" or 1".
- Beveled mountable: 45-degree chamfer is standard, 3" x 3", 4" x 4" or 5" x 5".
There are three basic joint options that may be specified on vertical curb, depending on whether it is straight or curved:
- Standard: a straight 90-degree cut, with each bottom corner knocked off to aid installation and provide a point to mortar one curb to another.
- Full: a straight cut with 90-degree angles at top and bottom.
- Mitered: an angled cut, top to bottom of curb reveal, allowing the end of one curb piece to butt.