EASA AD US-2018-16-09
Fuselage - Frame Webs - Inspection
The Federal Aviation Administration's Airworthiness Directive 2018-16-09 addresses all Boeing 737-100, -200, -200C, -300, -400, and -500 series airplanes. This directive mandates repetitive high frequency eddy current inspections of fuselage frame webs at specific stations near the overwing emergency exits to detect cracks. The directive aims to ensure continued structural integrity and prevent rapid decompression.