Size-Dogs, minimum, 30 inches at the shoulder. .Bitches, minimum, 27-1/2 inches at the shoulder. Fault-Dogs or bitches below the minimum standard. The farther below standard, the greater the fault. Proportion-Rectangular, the length of the dog from fore chest to rump is somewhat longer than the height at the withers. The height of the dog should come from depth of body rather than from length of leg. Substance-Massive, heavy boned, with a powerful muscle structure. Great depth and breadth desirable. Fault-Lack of substance or slab sided