(1) The following are vested in the Council and are under the management and control of the Council—
(a) public sewers and drains within the municipal district;
(b) sewers and drains in and under roads in the municipal district;
(c) Works and materials relating to (a) and (b).
(2) This section does not apply to any sewers and drains vested in another Council or a Minister, the Crown or any public body.