| 摘要 |
PROBLEM TO BE SOLVED: To perform a work with a correct work procedure, on a site where construction is performed.SOLUTION: When an input is performed, the input indicating that, execution of a certain work included in a work procedure is instructed to an operator, a first terminal device sends an instruction notification to other terminal device, and transits a state to a lock state in which instructions to the operator for execution of a work which is a next work of the certain work in the order of works, cannot be inputted. A second terminal device is associated to one work object device, and when it receives the instruction notification, displays that the device is related to instructions to the operator. A third terminal device performs display for promoting to confirm completion of the certain work, when it receives the instruction notification, and when it is input that confirmation that the certain work is executed by the operator is performed, sends a confirmation notification of the certain work to other terminal device. Then the first terminal device receives the confirmation notification and then releases the lock state. In addition, the second terminal device stops the display indicating that the device is related to instructions to the operator, when it receives the confirmation notification.SELECTED DRAWING: Figure 1 |
