How many Class of Accident?

Answer: Option B

Indian Railways classifies accidents into 16 official classes to help in identifying causes, assessing severity, and improving safety measures.

Class A1: Collisions

Class A2: Derailments

Class A3: Fire in trains

Class A4: Train accidents at level crossings

Class B1: Other train accidents not covered under A-class

Class B2: Yard accidents involving moving trains

Class C1: Equipment failure affecting safety

Class C2: Failure of track or structures

Class C3: Accidents due to operational irregularities

Class C4: Accidents due to human failure (staff related)

Class D1: Unusual occurrences leading to disruption

Class D2: Sabotage-related incidents

Class D3: Accidents due to natural causes (floods, landslides etc.)

Class E1: Train-parting incidents

Class E2: Accidents to rolling stock not involving movement

Class F: Miscellaneous minor incidents not fitting other classes

Thus, Indian Railways has a total of 16 accident classes.