{"id":"F2006B05738","name":"AD/PA-31/34 - Bonding Parts - Modification","slug":"ad-pa-31-34-bonding-parts-modification","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":135554,"registerId":"commonwealth-F2006B05738-current","compilationNumber":null,"startDate":"2026-04-03","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/PA-31/34 - Bonding Parts - Modification","content":"---\nmeta-content-style-type: text/css\nmeta-content-type: application/xhtml+xml; charset=utf-8\nmeta-generator: Aspose.Words for .NET 22.10.0\n---\n\n?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"no\"?>\n\nCOMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY\n\nSCHEDULE OF AIRWORTHINESS DIRECTIVES\n\n \n\n![](image.001.png)  Piper PA-31 Series Aeroplanes\n\n \n\nAD/PA-31/34 Bonding Parts - Modification 1/75\n\nApplicability: All model PA-31-350. Requirement:  Modify the aircraft to provide:\n\n1. A positive method of bonding refuelling equipment to the aeroplane at each fuel tank filling point. Bonding of the equipment shall be possible before the filler cap is removed.\n\n\n \n\n2.    A clearly identified external earthing point for the attachment of ground connections in a conspicuous position, preferably on each main undercarriage assembly on the nose-gear.\n\n \n\nCompliance: Before 31 January 1975.\n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1246},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"This directive maintains its original narrow scope: a specific airworthiness modification for the PA-31-350 aircraft model regarding static electricity protection during refueling."},"complexity_factors":["Single-page document containing only two specific technical requirements","No defined terms, interpretation section, or legal jargon","No conditional logic, exceptions, or nested provisions","Single, unambiguous compliance deadline"],"plain_english_summary":"**What this requires**\n\nThis directive mandates safety modifications for Piper PA-31-350 aircraft to prevent fires or explosions during refueling.\n\n**Who it affects**\nOwners and operators of PA-31-350 model aircraft.\n\n**What must be done**\nThe aircraft must be modified to include:\n\n*   **Anti-static bonding at fuel points:** A secure method to electrically connect (bond) refueling equipment to the aircraft *before* removing the fuel cap. This prevents static electricity sparks that could ignite fuel vapors.\n*   **External grounding point:** A clearly marked external earthing point (place to attach ground cables) in a visible location, preferably on the main landing gear or nose wheel.\n\n**Compliance**\nAircraft had to be modified before 31 January 1975."}},"importantCases":[],"_links":{"self":"/api/acts/ad-pa-31-34-bonding-parts-modification","history":"/api/acts/ad-pa-31-34-bonding-parts-modification/history","analysis":"/api/acts/ad-pa-31-34-bonding-parts-modification/analysis","conflicts":"/api/acts/ad-pa-31-34-bonding-parts-modification/conflicts","importantCases":"/api/acts/ad-pa-31-34-bonding-parts-modification/important-cases","documents":"/api/acts/ad-pa-31-34-bonding-parts-modification/documents"}}