A method for setting bottom-touching-determination standard which sets a standard for determining bottom-touching in screw tightening, wherein a measuring system is used which comprises a screw hole member having a measurement screw hole of a predetermined depth and an axial force measuring device that measures a compressive force applied between the screw hole member and a bearing surface of a measurement screw screwed into the measurement screw hole, wherein the method is characterized in that the axial force measuring device is arranged between an object to be fastened and the screw hole member, the axial force measuring device abuts against the object to be fastened via a first flanged washer arranged on an upper side, and abuts against the screw hole member via a second flanged washer arranged on a lower side, and the method for setting bottom-touching-determination standard comprises: a screwing step of screwing the measurement screw into the measurement screw hole; a parameter acquisition step of acquiring parameters in the screwing step; an axial force measurement step of measuring the axial force of the measurement screw applied between the bearing surface and the screw hole member by the axial force measuring device; a bottom-touching-determination step of determining the presence or absence of bottom-touching on the basis of the axial force; and a determination standard setting step of setting a bottom-touching-determination standard based on the parameters by collating a determination result in the bottom-touching-determination step with the parameters acquired in the parameter acquisition step. a measuring system is used which comprises a screw hole member having a measurement screw hole of a predetermined depth and an axial force measuring device that measures a compressive force applied between the screw hole member and a bearing surface of a measurement screw screwed into the measurement screw hole, wherein the method is characterized in that the axial force measuring device is arranged between an object to be fastened and the screw hole member, the axial force measuring device abuts against the object to be fastened via a first flanged washer arranged on an upper side, and abuts against the screw hole member via a second flanged washer arranged on a lower side, and the method for setting bottom-touching-determination standard comprises: a screwing step of screwing the measurement screw into the measurement screw hole; a parameter acquisition step of acquiring parameters in the screwing step; an axial force measurement step of measuring the axial force of the measurement screw applied between the bearing surface and the screw hole member by the axial force measuring device; a bottom-touching-determination step of determining the presence or absence of bottom-touching on the basis of the axial force; and a determination standard setting step of setting a bottom-touching-determination standard based on the parameters by collating a determination result in the bottom-touching-determination step with the parameters acquired in the parameter acquisition step. a screwing step of screwing the measurement screw into the measurement screw hole; a parameter acquisition step of acquiring parameters in the screwing step; an axial force measurement step of measuring the axial force of the measurement screw applied between the bearing surface and the screw hole member by the axial force measuring device; a bottom-touching-determination step of determining the presence or absence of bottom-touching on the basis of the axial force; and a determination standard setting step of setting a bottom-touching-determination standard based on the parameters by collating a determination result in the bottom-touching-determination step with the parameters acquired in the parameter acquisition step.