B roads are minor roads in the United Kingdom that connect smaller towns and rural areas. They are typically less busy than A roads and are often used for local traffic. B roads can vary in quality and width, and they may not always be paved. These roads are important for providing access to communities and supporting local economies. They often feature scenic routes through the countryside, making them popular for leisurely drives and cycling. B roads are usually marked with a "B" followed by a number, indicating their specific route.