Argument A1.2.2.3.3.4.3.1 The efficacy of the the safe operating environment is achieved by the following:

• Supports Claim: C1.2.2.3.3.4.3 The Safe Operating Envelope will be effective once implemented

Child nodes:

• Has evidence Evidence: E1.2.2.3.3.4.3.1.3 Training logs
• Has evidence Evidence: E1.2.2.3.3.4.3.1.2 Readiness review report
• Has evidence Evidence: E1.2.2.3.3.4.1.2.1 Task analysis report
• Has evidence Evidence: E1.2.2.3.3.4.3.1.1 Maintenance schedule

Training. The task analysis has identified the necessary training and the training has been completed.

Equipment is appropriately commissioned, managed and maintained.

Readiness Review (gives confidence that all activities required for implementation of the Safety Case have been adequately covered).