#### 4 Tunnelling works etc only to be carried out with the approval of the Commissioner 4 Tunnelling works etc only to be carried out with the approval of the Commissioner > > (1) Tunnelling works shall not be carried out on the tunnelling site otherwise than with the approval of the Commissioner. > > > (2) Ancillary works shall not be carried out on an ancillary site otherwise than with the approval of the Commissioner. > > > (3) The Commissioner may modify an approval given under this section, but only at the request of the person to whom the approval was given.

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Section 4 - Sydney Harbour Tunnel (Private Joint Venture) Act 1987 - Tunnelling works etc only to be carried out with the approval of the Commissioner — Zoe