As the procession will pass through some communally sensitive areas, more than 18,000 security personnel of local police and para-military forces will be deployed at strategic locations along the route.
Police said they have initiated action like preventive detention or externment against 10,000 anti-social elements to ensure a trouble-free event.
The rath yatra, having chariots of Lord Jagannath, his brother Balbhadra and sister Subhadra, will roll out at around 7.30 AM tomorrow from the 400-year old Jagannath temple in Jamalpur of the walled city.
The rath yatra will take a break for afternoon meal in Saraspur area of the city, which is considered as the Lord's maternal home, where around five lakh devotees will take food before starting their return journey at around 1.30 PM.
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According to Jagannath temple trustee Mahendra Jha, BJP chief Amit Shah will participate in the 'Mangla Aarti' to be held at around 4 AM at the temple tomorrow.
Apart from the three holy chariots, the procession usually has 18 elephants, 101 trucks and 30 'akhadas'.
Since the procession is slated to pass from some communally sensitive areas, the police department is leaving no stone unturned to ensure a trouble-free event.
"We will deploy around 18,000 security personnel,
including central para-military forces, at various locations. The entire route will be monitored by us through a network of CCTV cameras. Some of the officers will be given wearable cameras, which will provide live feed to us," Bhatt said.
Also, 36 companies of State Reserve Police and 28 of Central Para-Military Forces, such as Central Reserve Police Force, Border Security Force and Rapid Action Force will be deployed. Each company comprises around 60 to 80 personnel.
To prevent miscreants from using terrace of houses in narrow lanes, especially in the communally sensitive areas on the route, police will use Unmanned Aerial Vehicles (UAV) called 'Netra', Bhatt said.
Apart from the main rath yatra organised in Ahmedabad, a total of 148 different rath yatra processions of Lord Jagannath as well as of other deities will be held across the state tomorrow, including in major cities like Bhavnagar, Surat, Vadodara, Anand and Rajkot.