Safety issue

Safety issue description

M18 Dromader aircraft were being operated in the agricultural role at weights for which a 15° bank angle limitation had effect, whereas the nature of agricultural operations increased the risk of pilots exceeding that limitation.

Issue number AI-2011-150-SI-01
Issue owner Rebel Ag
Transport function Aviation: General aviation
Date issue released 09/04/2013
Issue status justification Increasing the bank angle limit to 45 degrees would make the aircraft practical to use in the agricultural role.

Safety action

Action type Proactive action
Action number AI-2011-150-NSA-032
Organisation Rebel Ag
Action date 09/04/2013
Action description

The owner and developer of Supplemental Type Certificate (STC) SVA521 reported that pending Civil Aviation Safety Authority (CASA) approval, they were in the process of amending it to increase the maximum permitted bank angle to 45°.

ATSB response

The ATSB is satisfied that the proposed safety action will, when implemented, adequately address the safety issue.

Action status Closed