RUNWAY ON FROZEN SOILS Russian patent published in 2018 - IPC E01C5/10 

FIELD: airfield equipment.

SUBSTANCE: airfield on the frozen soils runway (RW) includes bedding with thermal insulation on the frozen soil foundation, bed from a prefabricated coating made in the form of consisting of separate sections detachable parts package, mounted on screw piles with height-adjustable pile caps and equipped with a thermal control system with the ventilated gap formation between the soil foundation and the RW bed. On the soil foundation a covered with the impermeable panel thermal insulation layer is laid and on the RW bed inner side heating elements are fixed. At the runway end the takeoff ramp with an adjustable elevation angle is arranged, which includes the takeoff ramp with the RW bed junction assembly, consisting of the encased in rubber shells and mounted on lifting devices rollers system, and at the runway beginning a ramp is installed. Along the RW bed edges rotary aerodynamic screens are fixed. RW bed is equipped with rollers and is installed on the screw piles mounted circular rail tracks system.

EFFECT: invention is intended for the airfields runway (RW) strips rapid construction on frozen soils both in summer and in winter seasons.

5 cl, 5 dwg