The double-deck covered roadway (5) has an upper road (30) for light vehicle traffic and a lower road (25) for heavy, industrial vehicle traffic. The roadway is an intelligent system, having an access control computer (ACC) (55) limiting access of the roadways to the appropriate vehicles. Signal emitters, receivers and/or repeaters (40) for microwave, cell phones short-range radio, or the like may be provided. The roadway is covered, and has a slanted roof structure (7). Solar panels (10) are disposed atop the slanted roof structure (7). Spindles (8) may be provided that can pull off or pull on an optional protective cover for the solar panels (10). An indoor services module (50) houses the ACC (55) and other service systems. The underside of the upper roadway (30) can provide attached or embedded monitoring systems, road lighting, signal light boards (60) to communicate with drivers, etc.