railway

    member private x.length = x.element.GetAttribute("Длина") |> toFloat
    member x.width = x.element.GetAttribute("Ширина") |> toFloat
    member private x.lengthMaxVehicleTrain = 24.0
    member private x.lengthFromLevelCrossLighterToStopLine = 5.0
    member private x.speedMotorTransport = Speed.fromKmhs(8.0)
    member private x.timeOfEquipment = 2.0
    member private x.timeSpare = 10.0
    member x.timeForAlarm =
        ((x.length + x.lengthMaxVehicleTrain + x.lengthFromLevelCrossLighterToStopLine)
            / x.speedMotorTransport.mhs)
            + x.timeOfEquipment + x.timeSpare