The trap which is provided to disconnect the house drain from the street sewer is called __________
(a) interceptor chamber
(b) intercepting trap
(c) interception manhole
(d) interceptor chamber, manhole and trap
I had been asked this question by my college professor while I was bunking the class.
This question is from Sanitary Works in chapter Road Estimating, Sanitary and Water Supply Work of Civil Engineering Drawing