AD 2020-12-13
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier | Various | Airworthiness Directives; Bombardier, Inc., Airplanes |
Unsafe Condition
undetected cracks on the lower wing plank at the stringer run-out, which could affect the structural integrity of the wing.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
revising the existing maintenance or inspection program, as applicable, to incorporate new or more restrictive airworthiness limitations, and incorporating the information in AWL task 57-21-112, as specified in Part 6--Eddy Current, of Bombardier Canadair Regional Jet CRJ200 Nondestructive Testing Manual, CSP A-010, Revision 40, dated November 10, 2018, or incorporating the information in AWL task 57-21-169, as specified in Bombardier CL-600-2B19 Temporary Revision 2B-2273, dated October 31, 2019, to Appendix B--Airworthiness Limitations, of Part 2 of the Bombardier CL-600-2B19 Maintenance Requirements Manual.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 30 days after the effective date of this AD, or at the next scheduled inspection as specified in AWL task 57-21-112, whichever occurs later.
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Affected Aircraft
Bombardier, Inc., Model CL-600-2B19 (Regional Jet Series 100 & 440) airplanes, with serial numbers 7001 through 7075, and 7080 through 7100.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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