{"id":"F2008L01865","name":"AD/PA-28/18 - Wing Rear Spar Attachment Bolts - Inspection - CANCELLED","slug":"ad-pa-28-18-wing-rear-spar-attachment-bolts-inspection-cancelled","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":74075,"registerId":"commonwealth-F2008L01865-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Piper PA-28 Series Aeroplanes","sectionType":"division","heading":"Piper PA-28 Series Aeroplanes","content":"### Piper PA-28 Series Aeroplanes\n\n| AD/PA-28/18 | Wing Rear Spar Attachment Bolts - Inspection | 7/2008 |\n| ----------- | -------------------------------------------- | ------ |\n\n| Requirement: | CANCELLED.                                                                                                                                                                                                                                                                                  |\n| ------------ | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n|              | This AD is cancelled on 3 July 2008.                                                                                                                                                                                                                                                        |\n| Background:  | This Directive, issued in 1968, specified Piper SB No. 261 which called for once-only inspection of wing rear spar attachment bolts, and replacement if necessary. As all affected aircraft would have been inspected, and, if necessary, modified long ago, this AD is no longer required. |\n\n![](image.001.png)\n\nDavid Villiers  \nDelegate of the Civil Aviation Safety Authority\n\n7 May 2008","sortOrder":0},{"sectionNumber":"AD/PA-28/18","sectionType":"part","heading":"AD/PA-28/18","content":"## AD/PA-28/18","sortOrder":1},{"sectionNumber":"Wing Rear Spar Attachment Bolts - Inspec","sectionType":"part","heading":"Wing Rear Spar Attachment Bolts - Inspection","content":"## Wing Rear Spar Attachment Bolts - Inspection","sortOrder":2},{"sectionNumber":"7/2008","sectionType":"part","heading":"7/2008","content":"## 7/2008","sortOrder":3}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1625},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"This instrument performs a simple cancellation of a previous directive without expanding, restricting, or altering the regulatory scope."},"complexity_factors":["Single operative provision (cancellation only)","No defined terms or interpretation section","No conditional logic or exceptions","No cross-references to other legislative provisions"],"plain_english_summary":"CASA has cancelled a 1968 Airworthiness Directive that required a one‑time inspection (and replacement if needed) of the rear wing spar attachment bolts on Piper PA‑28 series aircraft. Because the directive is decades old and affected aircraft would have been inspected and repaired long ago, the specific inspection requirement is no longer necessary. This relieves owners, operators and maintenance engineers of that obligation."}},"importantCases":[],"_links":{"self":"/api/acts/ad-pa-28-18-wing-rear-spar-attachment-bolts-inspection-cancelled","history":"/api/acts/ad-pa-28-18-wing-rear-spar-attachment-bolts-inspection-cancelled/history","analysis":"/api/acts/ad-pa-28-18-wing-rear-spar-attachment-bolts-inspection-cancelled/analysis","conflicts":"/api/acts/ad-pa-28-18-wing-rear-spar-attachment-bolts-inspection-cancelled/conflicts","importantCases":"/api/acts/ad-pa-28-18-wing-rear-spar-attachment-bolts-inspection-cancelled/important-cases","documents":"/api/acts/ad-pa-28-18-wing-rear-spar-attachment-bolts-inspection-cancelled/documents"}}