The functions of an authority with control of a relevant conduit shall include the power—
Where any enactment or subordinate legislation expressly or impliedly imposes any limitation on the use to which a relevant conduit may be put, that limitation shall not have effect so as to prohibit the doing of anything authorised by or under this section.
Where the doing by an authority with control of a public sewer of anything authorised by this section would, apart from this subsection, constitute a contravention of any obligation imposed (whether by virtue of any conveyance or agreement or otherwise) on the authority, the doing of that thing shall not constitute such a contravention to the extent that it consists in, or in authorising, the carrying out of works or inspections, or keeping of apparatus, wholly inside a public sewer.
Subject to subsections (2) and (3) above, subsection (1) above is without prejudice to the rights of any person with an interest in land on, under or over which a relevant conduit is situated.
Without prejudice to subsections (1) to (4) above, the Secretary of State may by order provide for any local Act under or in accordance with which any conduits (whether or not relevant conduits) are kept installed in streetsroads to be amended in such manner as appears to him requisite or expedient for securing—
In this section "relevant conduit" means—
In this section a reference to the authority with control of a relevant conduit—
Where—
this section shall have effect in relation to that sewer as if any reference to the authority with control of the sewer included, to such extent as may be necessary for the other person so to act, a reference to the other person.
In this section—
"alteration", "street road" and "telecommunication apparatus" have the same meanings as in Schedule 2 to this Act;
"conduit" includes a tunnel or subway;
"electric line"—
(a)in Great Britain, has the same meaning as in the Electricity Act 1989; and
(b)in Northern Ireland, has the same meaning as in the Electricity (Northern Ireland) Order 1992;
"electricity authority" means a person authorised by a licence under Part I of the Electricity Act 1989 to supply or participate in the transmission of electricity or a person authorised by a licence under Part II of the Electricity (Northern Ireland) Order 1992 to transmit or supply electricity;
"public sewer"—
(a)in England and Wales, has the same meaning as in the Public Health Act 1936;
(b)in Scotland, means any sewer which is vested in Scottish Water; and
(c)in Northern Ireland, means a sewer as defined in the Water and Sewerage Services (Northern Ireland) Order 2006;
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"subordinate legislation" means any subordinate legislation within the meaning of the Interpretation Act 1978 or any instrument, as defined in section 1 of the Interpretation Act (Northern Ireland) 1954;
"water authority"—
(a)in England and Wales, means the Environment Agency, the Natural Resources Body for Wales or a water undertaker;
(b)in Scotland, means Scottish Water; and
(c)in Northern Ireland, means the a water undertaker (within the meaning of the Water and Sewerage Services (Northern Ireland) Order 2006);
"water main"—
(a)in England and Wales, means a water main or resource main within the meaning of the Water Industry Act 1991;
(b)in Scotland, means a main within the meaning of the Water (Scotland) Act 1980; and
(c)in Northern Ireland, means a water main or resource main within the meaning of the Water and Sewerage Services (Northern Ireland) Order 2006.