AD 91-18-01
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus SAS | A300 B2-1C | Airworthiness Directives; AIRBUS INDUSTRIE Model A300 B2-1C, B2K-3C, and B2-203 Series Airplanes |
| aircraft | Airbus SAS | A300 B2-203 | Airworthiness Directives; AIRBUS INDUSTRIE Model A300 B2-1C, B2K-3C, and B2-203 Series Airplanes |
| aircraft | Airbus SAS | A300 B2K-3C | Airworthiness Directives; AIRBUS INDUSTRIE Model A300 B2-1C, B2K-3C, and B2-203 Series Airplanes |
Unsafe Condition
Reduced structural integrity of the wings due to potential cracks in the vertical web of the front spar between ribs 10 and 11.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Perform a high frequency eddy current inspection of the vertical web of the front spar of both wings between ribs 10 and 11 prior to 11,000 landings or within 25 landings after the AD's effective date (whichever is later). Repeat inspections at intervals not exceeding 25 landings thereafter. Repair cracks prior to further flight if detected.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Prior to the accumulation of 11,000 landings, or within the next 25 landings after the effective date of this AD, whichever occurs later.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
AIRBUS INDUSTRIE Model A300 B2-1C, B2K-3C, and B2-203 series airplanes where Modification Number 7811H1110 has not been accomplished.
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Wing Spars
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_91-18-01.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 91-18-01 Document Type: AD Final Rules Docket Number: 91-NM-135-AD Subject Heading: Airworthiness Directives; AIRBUS INDUSTRIE Model A300 B2-1C, B2K-3C, and B2-203 Series Airplanes Subject: Wing Spars Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 09/03/1991 Make: Airbus SAS Model: A300 B2-1C | A300 B2-203 | A300 B2K-3C Product Type: Aircraft Product Subtype: Large Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 91-18-01 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: 91-NM-135-AD AMENDMENT: 39-8004 AD NUMBER: 91-18-01 SUBJECT HEADING: Airworthiness Directives; AIRBUS INDUSTRIE Model A300 B2-1C, B2K-3C, and B2-203 Series Airplanes ACTION: SUMMARY: DATES: Effective September 3, 1991. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 91-18-01 AIRBUS INDUSTRIE: Amendment 39-8004. Docket No. 91-NM-135-AD. Applicability: Model A300 B2-1C, B2K-3C, and B2-203 series airplanes, on which Modification Number 7811H1110 (described in Airbus Industrie Service Bulletin A300-57-165, dated May 21, 1990) has not been accomplished, certificated in any category. Compliance: Required as indicated, unless previously accomplished. To prevent reduced structural integrity of the wings, accomplish the following: (a) Prior to the accumulation of 11,000 landings, or within the next 25 landings after the effective date of this AD, whichever occurs later, perform a high frequency eddy current inspection of the vertical web of the front spar of both wings between ribs 10 and 11 to detect cracks, in accordance with Airbus Industrie All-Operators Telex (AOT) 57-03, Issue 2, dated June 13, 1991. Repeat this inspection at intervals not to exceed 25 landings thereafter, in accordance with AOT 57-04, dated June 21, 1991. (b) If cracks are found as a result of the initial or repetitive inspections, repair prior to further flight, in accordance with Airbus Industrie All-Operators Telex 57-03, Issue 2, dated June 13, 1991. (c) An alternative method of compliance or adjustment of the compliance time, which provides an acceptable level of safety, may be used when approved by the Manager, Standardization Branch, ANM-113, FAA, Transport Airplane Directorate. NOTE: The request should be forwarded through an FAA Principal Maintenance Inspector, who may concur or comment and then send it to the Manager, Standardization Branch, ANM-113. (d) Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate airplanes to a base in order to comply with the requirements of this AD. (e) The inspection and repair requirements shall be done in accordance with Airbus Industrie All-Operators Telex (AOT) 57-03, Issue 2, dated June 13, 1991, and AOT 57-04, dated June 21, 1991. This incorporation by reference was approved by the Director of the Federal Register in accordance with 5 U.S.C. 552(a) and 1 CFR Part 51. Copies may be obtained from Airbus Industrie, Airbus Support Division, Avenue Didier Daurat, 31700 Blagnac, France. Copies may be inspected at the FAA, Transport Airplane Directorate, Renton, Washington; or at the Office of the Federal Register, 1100 L Street N.W., Room 8401, Washington, D.C. This amendment (39-8004, AD 91-18-01) becomes effective on September 3, 1991. FOOTER:
Document Text
Show stored source text (verify against official source)
AD Final Rules - DRS_91-18-01.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 91-18-01 Document Type: AD Final Rules Docket Number: 91-NM-135-AD Subject Heading: Airworthiness Directives; AIRBUS INDUSTRIE Model A300 B2-1C, B2K-3C, and B2-203 Series Airplanes Subject: Wing Spars Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 09/03/1991 Make: Airbus SAS Model: A300 B2-1C | A300 B2-203 | A300 B2K-3C Product Type: Aircraft Product Subtype: Large Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 91-18-01 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: 91-NM-135-AD AMENDMENT: 39-8004 AD NUMBER: 91-18-01 SUBJECT HEADING: Airworthiness Directives; AIRBUS INDUSTRIE Model A300 B2-1C, B2K-3C, and B2-203 Series Airplanes ACTION: SUMMARY: DATES: Effective September 3, 1991. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 91-18-01 AIRBUS INDUSTRIE: Amendment 39-8004. Docket No. 91-NM-135-AD. Applicability: Model A300 B2-1C, B2K-3C, and B2-203 series airplanes, on which Modification Number 7811H1110 (described in Airbus Industrie Service Bulletin A300-57-165, dated May 21, 1990) has not been accomplished, certificated in any category. Compliance: Required as indicated, unless previously accomplished. To prevent reduced structural integrity of the wings, accomplish the following: (a) Prior to the accumulation of 11,000 landings, or within the next 25 landings after the effective date of this AD, whichever occurs later, perform a high frequency eddy current inspection of the vertical web of the front spar of both wings between ribs 10 and 11 to detect cracks, in accordance with Airbus Industrie All-Operators Telex (AOT) 57-03, Issue 2, dated June 13, 1991. Repeat this inspection at intervals not to exceed 25 landings thereafter, in accordance with AOT 57-04, dated June 21, 1991. (b) If cracks are found as a result of the initial or repetitive inspections, repair prior to further flight, in accordance with Airbus Industrie All-Operators Telex 57-03, Issue 2, dated June 13, 1991. (c) An alternative method of compliance or adjustment of the compliance time, which provides an acceptable level of safety, may be used when approved by the Manager, Standardization Branch, ANM-113, FAA, Transport Airplane Directorate. NOTE: The request should be forwarded through an FAA Principal Maintenance Inspector, who may concur or comment and then send it to the Manager, Standardization Branch, ANM-113. (d) Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate airplanes to a base in order to comply with the requirements of this AD. (e) The inspection and repair requirements shall be done in accordance with Airbus Industrie All-Operators Telex (AOT) 57-03, Issue 2, dated June 13, 1991, and AOT 57-04, dated June 21, 1991. This incorporation by reference was approved by the Director of the Federal Register in accordance with 5 U.S.C. 552(a) and 1 CFR Part 51. Copies may be obtained from Airbus Industrie, Airbus Support Division, Avenue Didier Daurat, 31700 Blagnac, France. Copies may be inspected at the FAA, Transport Airplane Directorate, Renton, Washington; or at the Office of the Federal Register, 1100 L Street N.W., Room 8401, Washington, D.C. This amendment (39-8004, AD 91-18-01) becomes effective on September 3, 1991. FOOTER:
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Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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