Track for a monorail vehicle comprises a tubular rail 3 with a longitudinal strip 5 extending downwardly therefrom the rail being mounted on supporting columns 6. The rail is composed of sections removably connected via grooving and tonguing coupling (Fig 12). The rail vehicle 2 to travel on the rail 3 is supported on the rail by wheels 8 carried by fixed shafts 22 mounted in lower portions 23 of the vehicle structure which stabilizing means comprising further wheels 17 (Fig 3) may also be incorporated into the vehicle. <IMAGE>
