{"id":"F2008L03726","name":"AD/PA-34/16 Amdt 1 - Wing Spar Lower Tension Strap - Inspection - CANCELLED","slug":"ad-pa-34-16-amdt-1-wing-spar-lower-tension-strap-inspection-cancelled","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":75458,"registerId":"commonwealth-F2008L03726-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Piper PA-34 (Seneca) Series Aeroplanes","sectionType":"division","heading":"Piper PA-34 (Seneca) Series Aeroplanes","content":"### Piper PA-34 (Seneca) Series Aeroplanes\n\n| AD/PA-34/16 Amdt 1 | Wing Spar Lower Tension Strap - Inspection | 11/2008 |\n| ------------------ | ------------------------------------------ | ------- |\n\n| Requirement: | CANCELLED.                                                                                                                                                                                                                                                                                                           |\n| ------------ | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n|              | This AD is cancelled on 23 October 2008.                                                                                                                                                                                                                                                                             |\n| Background:  | This unique Australian AD specified inspection of the wing spar lower tension strap in accordance with Piper SB No. 437A at intervals not exceeding 100 hours time in service. SB No. 437A specified a once-only inspection in 1976. Making these periodic inspections mandatory using an AD is no longer warranted. |\n\n![](image.001.png)\n\nDavid Villiers  \nDelegate of the Civil Aviation Safety Authority\n\n9 September 2008","sortOrder":0},{"sectionNumber":"AD/PA-34/16 Amdt 1","sectionType":"part","heading":"AD/PA-34/16 Amdt 1","content":"## AD/PA-34/16 Amdt 1","sortOrder":1},{"sectionNumber":"Wing Spar Lower Tension Strap - Inspecti","sectionType":"part","heading":"Wing Spar Lower Tension Strap - Inspection","content":"## Wing Spar Lower Tension Strap - Inspection","sortOrder":2},{"sectionNumber":"11/2008","sectionType":"part","heading":"11/2008","content":"## 11/2008","sortOrder":3}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1436},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"This amendment simply cancels the original airworthiness directive without expanding its scope or introducing new regulatory requirements. It serves solely to remove a maintenance burden from aircraft operators."},"complexity_factors":["Single operative provision (cancellation of previous directive)","No defined terms or interpretation section","No conditional logic, exceptions, or cross-references to other legislation beyond the cancelled AD","Clear, unconditional effective date"],"plain_english_summary":"This directive cancels the previous AD that required repetitive 100‑hour inspections of the Piper PA‑34 Seneca wing spar lower tension strap. CASA found the task was intended by the manufacturer as a one‑time action, not a recurring check, so the repeated inspection is no longer justified. Affects PA‑34 owners/operators; the recurring requirement was removed effective 23 October 2008."}},"importantCases":[],"_links":{"self":"/api/acts/ad-pa-34-16-amdt-1-wing-spar-lower-tension-strap-inspection-cancelled","history":"/api/acts/ad-pa-34-16-amdt-1-wing-spar-lower-tension-strap-inspection-cancelled/history","analysis":"/api/acts/ad-pa-34-16-amdt-1-wing-spar-lower-tension-strap-inspection-cancelled/analysis","conflicts":"/api/acts/ad-pa-34-16-amdt-1-wing-spar-lower-tension-strap-inspection-cancelled/conflicts","importantCases":"/api/acts/ad-pa-34-16-amdt-1-wing-spar-lower-tension-strap-inspection-cancelled/important-cases","documents":"/api/acts/ad-pa-34-16-amdt-1-wing-spar-lower-tension-strap-inspection-cancelled/documents"}}