As per Mela administration, over 48 lakh devotees took dip by 9 am .Tight security arrangement at Kumbh mela .Devotees performing rituals at Kumbh .The Kumbh Mela commenced on January 15 on Makar Sankranti and Mahashivratri on March 4 will mark its culmination .The Uttar Pradesh government has declared a public holiday on Tuesday on the occasion of Magh Purnima and Sant Ravidas Jayanti. .Devotees started pouring in large numbers at the Sangam. .One crore devotees are expected to take a dip at Sangam today .Tight security arrangements for the fourth Shahi snan.