हम RailFan - हमेशा पंखों पे

The train will be carrying 23 bogies as usual.
Instead of a sleeper class bogie, an AC first class-cum-AC 2 tier bogie will be augmentation.
The number of sleeper class bogies will be reduced from 13 to 12. But this train not runs with 24 coaches.
What is the problem in running it with 24 coaches?

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