Lok Sabha Question No. 5370 (UNSTARRED), answered on 2025-04-03
Subject: Causes of Technical Glitches
Ministry: CIVIL AVIATION
Asked by: Shri Arun Bharti

## GOVERNMENT OF INDIA

## MINISTRY OF CIVIL AVIATION Lok Sabha

## UNSTARRED QUESTION NO. : 5370

## ( TO BE ANSWERED ON THE  3rd April 2025 )

## CAUSES OF TECHNICAL GLITCHES

5370.    SHRI ARUN BHARTI

Will the Minister of CIVIL AVIATION

be pleased to state:-

- (a)  whether  the  number  of  technical  glitches  reported  by  airlines has decreased during the last three years across the country and if so, the details thereof;
- (b)  the  details  of  the  primary  causes identified for these technical glitches along with the measures implemented to address the said causes; and
- (c)  the  steps  taken  by  the  Directorate  General  of  Civil  Aviation (DGCA) to monitor and ensure compliance with safety standards by airlines?

## ANSWER

Minister of State in the Ministry of CIVIL  AVIATION (Shri Murlidhar Mohol)

- (a):  There  is  a  decrease  in  technical  glitches  reported  by  airlines during  the  last  three  years  across  the  country.  Detail  report  is attached as Annexure. ;
- ; (b): Technical snags in an aircraft may be caused due to malfunctioning  of  components/  equipment  fitted  on  the  aircraft which require rectification action by the airlines for continued safe, efficient and reliable air transport service. The snag is rectified as per  the  procedure  in  the  Aircraft  Maintenance  Manual  (AMM)  and may  involve  replacement  of  components,  testing,  servicing  etc.

Upon satisfactory rectification,  the  aircraft  is  released  for  service and an entry to this effect is made in the Flight Report Book.; ; (c): DGCA has laid down regulations under Civil Aviation Requirement (CAR) which requires that the aircraft is maintained in accordance  with  the  manufacturer  and  DGCA  guidelines  and  all technical  issues  reported  on  the  aircraft  are  rectified  before  the aircraft is released for flight.; ; DGCA has a laid down mechanism of conducting surveillance, spot checks,  night  surveillance  etc.  of  the  airlines/  organizations  and personnel to ensure all regulatory requirements are complied with to  ensure  safety  of  passenger  and  aircraft  and  the  observations/ findings are provided to the airline for taking corrective action.; ; The action taken to correct the observation are reviewed to enforce corrective and preventive action. In case of violations, DGCA takes enforcement action in accordance with laid down procedures which may consist of warning, suspension, cancellation including imposition of financial penalty to the personnel involved/ airline.

******

## Annexure

## No. of instances of technical fault/occurrences vs number of flight operated by the airlines (year-wise) 2022 -2024

| S/N   | AIRLINES                                     | 2022                    | 2022                   | 2023                    | 2023                   | 2024                   | 2024                   |
|-------|----------------------------------------------|-------------------------|------------------------|-------------------------|------------------------|------------------------|------------------------|
|       |                                              | No. of techni cal fault | Total number of flight | No. of technic al fault | Total number of flight | No. of technical fault | Total number of flight |
| 1.    | M/s Interglobe Aviation Ltd (Indigo)         | 472                     | 548,421                | 115                     | 678,313                | 130                    | 718,493                |
| 2.    | M/s Spicejet Ltd                             | 143                     | 101,749                | 150                     | 71,131                 | 34                     | 51,844                 |
| 3.    | M/s Air India Ltd                            | 64                      | 121,870                | 62                      | 146,579                | 94                     | 269038                 |
| 4.    | M/s Vistara                                  | 03                      | 86,844                 | 14                      | 102,938                | -- ( Merge with AI)    | --                     |
| 5.    | M/s AirIndia Express Ltd                     | 23                      | 29,699                 | 23                      | 36,248                 | 47                     | 135063                 |
| 6.    | M/s Air Asia Ltd                             | 08                      | 54,347                 | 16                      | 69,962                 | --- (Merge with AIXL)  | ----                   |
| 7.    | M/s Akasa Air                                | 01                      | 5,484                  | -                       | 39,773                 | 07                     | 81,914                 |
| 8.    | M/s Alliance Air Aviation Ltd (Alliance Air) | 03                      | 37,301                 | 06                      | 38,670                 | 11                     | 29,160                 |
|       | Total Defect /Total Flight                   | 717                     | 985715                 | 386                     | 1183614                | 323                    | 1285512                |

****