Twin turboprop asset
Beechcraft King Air aircraft records review
A King Air records review checks the file of a twin turboprop against the program, structural-life, and engine status its status lists assert. Lessors, operators, and acquisition teams run it before a purchase, a re-lease, or a handover. On a long-lived airframe the work reconciles spar and structural-life directives against accumulated hours, reads the inspection program and AD and SB status, and traces both engines independently. You receive a discrepancy register, a structural-life and engine-status gap list, and the evidence each finding needs to close.
When this review is needed
- A long-lived twin turboprop is changing hands and the spar and structural-life directives have to be reconciled against accumulated hours.
- Both engines need their overhaul and hot-section status traced separately against the shop reports.
- A handover requires the inspection program current against the correct revision and the records assembled to match.
- The airframe has high accumulated time and a structural-life directive status has to be confirmed before the next move.
The problem
On a high-time twin turboprop the decisive directives turn on accumulated airframe hours, and a status-list summary rarely shows whether the recorded hours actually support the directive status claimed. Engine records add a second risk, because one engine's overhaul can be backed by a shop report while the other is asserted from the status list, leaving an asymmetry that a single status line hides.
What gets reviewed
- Inspection-program status and the revision and approval basis in force
- AD and SB accomplishment, including structural-life directives, against the work evidence
- Spar and structural-life inspection and compliance history reconciled against accumulated hours
- Each engine's time-since-overhaul and hot-section history traced independently
- Airframe and per-engine accumulation reconciled between logbooks and status lists
- Status lists reconciled against logbooks and work-pack source documents
Scope this review
Tell us the asset, the event, and the evidence in scope, and we will outline a focused first engagement.
Send a representative, redacted record set and we will scope the review.
What gets validated
- Structural-life and spar directives are assessed against the recorded airframe hours and the compliance method used
- Each engine's overhaul and hot-section status reconciles with its own shop and inspection reports
- AD closure is supported by accomplishment evidence that names the method of compliance
- Accumulated airframe hours are internally consistent across the logbooks and the status lists
- Inspection-program sign-offs correspond to the program revision in force
Evidence normally required
- Current AD and SB status reports
- Airframe logbooks and both engines' logbooks or digital records
- Spar and structural-life inspection and compliance documentation
- Engine overhaul and hot-section records for each engine
- Accumulated-hours history supporting the structural-life directive status
Common discrepancies
- Structural-life or spar directive status that does not reconcile with the accumulated airframe hours
- One engine's overhaul status backed by a shop report while the other is asserted from the status list
- Hot-section intervals tracked inconsistently between the logbooks and the status list
- Accumulated hours that disagree between the airframe logbook and the status summary
- AD status held in the tracking system without source accomplishment evidence
What is at stake
A spar or structural-life directive that does not reconcile against the recorded hours can leave a major inspection due sooner than the buyer expected, or open where it was believed closed. An engine asserted without a shop report behind it may carry less usable status than the price assumed, and on a twin that gap sits on only one side of the aircraft.
How the work runs
Establish the hours
Confirm the accumulated airframe time and the recorded basis the structural-life directives depend on.
Reconcile the structure
Assess each spar and structural-life directive against the recorded hours and the compliance method used.
Trace both engines
Reconcile each engine's overhaul and hot-section status separately against its own shop reports.
Register and assign
Record each finding with its source and a closure path, naming the responsible party.
What the buyer receives
- A discrepancy register listing each finding with its source and evidence trace
- A structural-life and engine-status gap list covering spar and overhaul history
- An accumulated-hours reconciliation supporting the structural-life directive status
- A closure path for each open item naming the responsible party
Who uses the output
- Acquisition teams pricing structural-life and engine risk into the deal
- Operators confirming the inspection and engine status before taking the aircraft on
- Records teams assembling the structural and engine dossier
How the work fits into the transaction or program
The review runs before handover so structural-life and engine findings can be priced or closed while leverage holds. Its output supports the data room and the maintenance baseline the next operator inherits.
Start with a single asset
Start with a single tail and expand once the workflow is proven.
Aircraft-specific considerations
A long-lived twin turboprop carries structural-life and spar directives that turn on accumulated hours, so the review reconciles those directives against the recorded airframe time and traces both engines independently rather than treating the pair as one status line.
Regulatory limits
The review confirms that the records are complete, consistent, and traceable. It does not approve a repair or extension, certify an overhaul, determine airworthiness, or guarantee acceptance by any authority or buyer.
What this review does not cover
- Physical inspection of the structure, the spar, or the engines
- Performing or approving a structural-life extension or inspection
- Issuance of any AD compliance finding or airworthiness determination
Specific to this review
- Structural-life and spar directives on this type turn on accumulated airframe hours, so directive status is reconciled against the recorded time rather than the status-list summary alone.
- Two independent engine record sets are traced separately, and asymmetry between them is a common diligence finding.
- Accumulated airframe hours are checked for internal consistency, because a discrepancy there changes when the next structural inspection actually falls due.
Sources
U.S. Government (eCFR). The legal basis for issuing and enforcing Airworthiness Directives on U.S.-registered products.
U.S. Government (eCFR). Maintenance recordkeeping content and approval-for-return-to-service requirements, including 43.9, 43.11, and Appendix B.
U.S. Government (eCFR). Records an owner or operator must keep, including total time in service, current status of life-limited parts, and AD compliance.
Federal Aviation Administration. FAA guidance on making and keeping maintenance records and acceptable recordkeeping practices.
Frequently asked questions
Why reconcile structural directives against accumulated hours?
On a high-time twin turboprop the decisive directives are driven by recorded airframe hours, and a status-list summary does not prove the hours support the status claimed. Reconciling against the recorded time shows when the next inspection actually falls due.
Relevant glossary terms
Related pages
Where this fits
Talk to an engineer who has done this work
We will walk through your current state, the records or evidence involved, and a scoped first engagement.
Walk through your situation with an engineer who has done this work.