Brick paving can be installed two ways: as rigid paving or as flexible paving. Rigid paving is commonly identified by its mortared joints. A properly designed rigid paving system consists of a well-compacted subgrade, a properly prepared base, a reinforced concrete slab, a mortar setting bed, and brick paving with mortar joints between the pavers (see Figure 1). A rigid system is often used where soil conditions are poor, where spaces between pavers are unacceptable, or where the look of mortared brick paving is desirable. Whenever mortar is used between the brick, a rigid concrete slab must be used to support the paving. Flexible paving has a greater variety of design options. A flexible system consists of a well-compacted
