Why were stringent administrative measures regarding sanitation taken by the British in the "Black" areas?

Why were stringent administrative measures regarding sanitation taken

1.	Why were stringent administrative measures regarding sanitation taken by the British in the "Black" areas?
Answer» Solution :(i) For the British, the "BLACK" areas came to symbolise not only chaos and anarchy, but also filth and diseases. For a long while the British were interested primarily in the cleanliness and hygiene of the "White" areas. (ii) But as epidemics of cholera and plague spread, killing thousands, colonial officials felt the need for more STRINGENT measures of sanitation and public health. They FEARED that disease would spread from the "Black" to the "White" areas. (iii) From the 1860s and 1870s stringent administrative measures regarding sanitation were implemented and building activity in the Indian towns was regulated. (iv) UNDERGROUND piped water supply and sewerage and drainage systems were also put in place around this time. Sanitary vigilance thus became another WAY of regulating Indian towns.