The Royal Thai Police has revealed 21 zones with most horrendous traffic jam where commuters are advised to avoid at all costs during a heavy downpour. According to the Royal Thai Police, the 21 areas throughout the capital city which are infamous for horrible gridlocks include Ratchadaphisek road starting from Fortune Tower all the way to Robinson Department store, Huai Khwang intersection, Sri Ayutthaya road around Suan Pakka Palace museum, Prachasuk road, Dindaeng, Phayathai police station, Ramkhamhaeng soi 21-26, Asoke intersection, Mae Phra intersection, Vibhavadi road moving towards Dindang and Paholyothin road near Kasetsart University, and Pattanakarn road from soi 9-21.  From centerweb