Airworthiness Directive 47-34-01

one-time
AD 47-34-01 · 1947-01-01 · airframe

Airworthiness Directives; ) Drill a 1/4-inch diameter hole in the lower skin of the nose compartment just forward of bulkhead No. 2 at the centerline of the

Which aircraft AD 47-34-01 applies to

MakesBeech
ModelsD18C, D18S, D18

Drill a 1/4-inch drain hole in the nose compartment lower skin just forward of bulkhead No. 2 at airplane centerline; related to nose compartment door/filler cap closure requirement.

Whether AD 47-34-01 actually applies to your aircraft (by serial and installed parts) and whether it’s already complied with comes from that aircraft’s records.

How AD compliance is recorded

A valid compliance record (14 CFR 43.9) states:

Method of complianceThe specific action taken (inspected, replaced, modified) and to what revision.
DateWhen the work was done.
Aircraft timeTotal time in service / tach at compliance — how recurring next-due is computed.
Signature & certificateThe A&P/IA who returned it to service, with certificate number.
Is AD 47-34-01 complied with on your aircraft?

Tailplate reads a tail number’s logbooks and matches every applicable AD — including this one — to its compliance evidence, with recurring next-due dates computed.

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Applicability is derived from the FAA directive corpus and is advisory, not a legal airworthiness determination. Compliance is established only from an aircraft’s actual records.