 At the peak of Rome's development, no fewer than 29 great military highways radiated from the capital, and the Late Empire's 113 provinces were interconnected by 372 great road links.Roman road builders aimed at a regulation width (see Laws and standards above), but actual widths have been measured at between 3.6 ft (1.1 m) and more than .Today, the concrete has worn from the spaces around the stones, giving the impression of a very bumpy road, but the original practice was to produce a surface that was no doubt much closer to being flat.