Bio-Toilets in Indian Railways

摘要

To eliminate the previously open discharge toilet system, zero discharge Bio-toilet system with ventilation has been adopted for coaches of Indian Railways. This was conceptualized during the year 2006. Further, the design has been evolved alongwith DRDE (Defence Research Development Establishment) after adequate trials and the same has been proliferated in coaches with minor modifications as per requirement Initially complaints regarding choking of bio toilets in coaches were investigated and it was found that it was largely due to passengers throwing non Biodegradable items like plastic bottles, huggies, tea cups, papers / polythene bags, napkin etc. in the toilet pans because of their unawareness about the provision of Bio-toilets in respective coaches which were resulting in choking and foul smell. Accordingly, various steps were taken by Railway over the period of time for improvement. Some are enumerated as below: Display of instructions in coaches to spread awareness among passengers.