 Kerala prison rules prescribe that every prisoner in a ward shall be allowed not less than 3.72 m2 of floor area and 17 m3 of breathing space.Accordingly, every cell of A, B, C and D blocks can accommodate two prisoners (measurement of a single cell 4.1 m × 2.3 m × 3.10 m (height) i.e.9.43 m2 floor area and 12.53 m3 breathing space) and in F & E blocks (dormitories) 100 prisoners each.