173. How right of use of joint ownership of a drain may be obtained by a person other than the owner.

(a) connecting the two drains; or
(b) renewing, repairing or altering the connection; or
(c) discharging any responsibility attaching to the person in whose favour the Commissioner's order is made for maintaining, repairing, flushing, cleansing or emptying the joint drain or any part thereof.