Hundreds of miles of roads and highways were also heavily damaged. There are a few unpaved dirt roads in Qaanaaq. Street motorcycles are motorcycles designed for being ridden on paved roads. Most of the local roads are unpaved. It also grows along roads and railways. Embankments were overcrowded with railways, roads and tramways. Canals, roads and railroads were constructed. The accidents are mainly the result of the narrow roads and irresponsible driving. The city grew around these buildings connected by a network of roads and canals. Paid employees maintain the island's numerous roads and paths. Some of the sealed roads are single lane bitumen. This is a list of the highest paved roads in Europe. The Bahamas contains about of paved roads. The design of the inner city roads and main roads are quite organized. Their names occur frequently in the inscriptions to restorers of roads and bridges.