AD 2010-14-15

final rule
Data completeness: 70%

Airworthiness Directives; Aircraft Industries a.s. (Type Certificate G60EU Previously Held by LETECKÉ ZÁVODY a.s. and LET Aeronautical Works) Model L-13 Blanik Gliders

AD Number
2010-14-15
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2010-0684
FR Citation
75 FR 39795

Applicability

TypeManufacturerModelDetails
aircraft Aviat Various Airworthiness Directives; Aircraft Industries a.s. (Type Certificate G60EU Previously Held by LETECKÉ ZÁVODY a.s. and LET Aeronautical Works) Model L-13 Blanik Gliders

Unsafe Condition

The main spar of the right wing failed near the root due to positive load, leading to the right wing detaching from the aircraft and pilots losing control. The preliminary investigation suggests the fracture may have been due to fatigue.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Inspect the main spar at the root of the wing to detect fatigue cracking. Accomplish relevant corrective actions as necessary. Operational limitations are also imposed.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Before further flight

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

Aircraft Industries a.s. Model L-13 Blanik gliders, all serial numbers, certificated in any category.

AI-generated summary from the source AD text. Verify against the official source before acting.

Source: Official FAA Source ↗

Retrieved: Apr 6, 2026

Rights: U.S. Government Public Domain

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