AD 99-09-16

final rule
Data completeness: 70%

Airworthiness Directives; Eurocopter France (Eurocopter) Model SE 3130, SE 313B, SA 3180, SA 318B, and SA 318C Helicopters

AD Number
99-09-16
Status
final_rule
Effective Date
Product Category
aircraft
Docket
98-SW-54-AD
FR Citation
Federal Register: April 28, 1999 (Volume 64, Number 81)

Applicability

TypeManufacturerModelDetails
aircraft Airbus Helicopters SA 3180-Alouette Astazou Airworthiness Directives; Eurocopter France (Eurocopter) Model SE 3130, SE 313B, SA 3180, SA 318B, and SA 318C Helicopters
aircraft Airbus Helicopters SA 318B-Alouette Astazou Airworthiness Directives; Eurocopter France (Eurocopter) Model SE 3130, SE 313B, SA 3180, SA 318B, and SA 318C Helicopters
aircraft Airbus Helicopters SA 318C-Alouette Astazou Airworthiness Directives; Eurocopter France (Eurocopter) Model SE 3130, SE 313B, SA 3180, SA 318B, and SA 318C Helicopters
aircraft Airbus Helicopters SE 3130-Alouette II Airworthiness Directives; Eurocopter France (Eurocopter) Model SE 3130, SE 313B, SA 3180, SA 318B, and SA 318C Helicopters
aircraft Airbus Helicopters SE 313B-Alouette II Airworthiness Directives; Eurocopter France (Eurocopter) Model SE 3130, SE 313B, SA 3180, SA 318B, and SA 318C Helicopters

Unsafe Condition

Failure of a main rotor blade in flight due to bonding separation, cracks, or corrosion in the blade spar skin and blade root reinforcement area.

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

Required Actions

Inspect each blade spar skin and blade root reinforcement area using a tapping method for bonding separation, cracks, or corrosion. Replace the blade with an airworthy blade if any defects are found. Inspections must be done before further flight and every 100 hours TIS or 6 months, whichever comes first.

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

Eurocopter Model SE 3130, SE 313B, SA 3180, SA 318B, and SA 318C helicopters with main rotor blades part numbers 3130S11-10000, 20000, or 30000.

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

Source: Official FAA Source ↗

Retrieved: Apr 8, 2026

Rights: U.S. Government Public Domain

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