6(1)A pipe-line construction authorisation may authorise the execution of works for the placing of the proposed pipe-line along the route delineated on the map whereof copies accompanied the application for the grant of the authorisation or along a modified route, but shall not authorise the execution of works for the placing of it along a modified route unless the Minister is satisfied that full opportunity for objection to departure from the route delineated as aforesaid has been afforded at a public inquiry.
(2)A pipe-line construction authorisation may specify limits within which lateral deviation from the route to be taken by the proposed pipe-line is permissible.