Revision history [back]
There is an entry on communal latrines in the Akvopedia Sanitation Portal, based on a design for Sudan - https://akvopedia.org/wiki/Communal_Latrines
Check out the Gates-funded Project Sammaan, which develops "Communal Sanitation Solutions for Urban Slums" in India
Finally, on the IRC website in the Resource section you will find more publications on the topic.