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. <EOS>