# The National Grid (Hinkley Point C Connection Project) Order 2016, Paragraph 62: Definitions


In this Part—
“notice to mariners” includes any notice to mariners which may be issued by the Admiralty, Trinity House, Queen’s harbourmasters, government departments and harbour and pilotage authorities;
“navigational risk assessment” means any written assessment of any potential risk of any tidal works and includes the following information—
(a)existing navigational features including extent of authorised channels, existing navigational structures and constraints;
(b)tidal characteristics;
(c)existing river uses;
(d)general navigational arrangements;
(e)existing site-specific issues;
(f)existing navigational risks;
(g)proposed navigational strategies;
(h)delivery schedules; and
(i)such other details as may be agreed between the undertaker and the Port Authority;
“plans and sections” includes sections, elevations, drawings, calculations, specifications, programmes, method statements, assessments of navigational risk relating to the construction, carrying out, maintenance and, where appropriate, removal of any tidal work;
“specified day” means, in relation to any tidal work, the later of—
(a)the day on which the detailed method statement for that work is submitted to the Port Authority under paragraph 63(1); and
(b)the day on which the undertaker provides all such particulars of the work as have been requested by the Port Authority under paragraph 63(1);
“temporary work” means any tidal work that is not required for the operation of the authorised development;
“tidal work” means so much of the authorised development (including any temporary closure to navigation of the relevant part of the river under article 39 (temporary closure of, and works in, the River Avon) that is on, in, under or over the relevant part of the river below the level of mean high water springs and includes any projection over the river (whether or not situated within the order limits) by booms, cranes and similar plant or machinery;
“vessel” means every description of vessel, however propelled or moved, and includes a non-displacement craft, a personal watercraft, a barge, a jack-up barrage, a seaplane or helicopter on the surface of the water, a hydrofoil vessel, a hovercraft or any other amphibious vehicle and any other thing constructed or adapted for movement through, in or over water and which is at the time in, on or over water.

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Source: https://www.legislation.gov.uk/uksi/2016/49/schedule/15/paragraph/62 (the official version)
Page: https://openlegislation.uk/national-grid-hinkley-point-c-connection-project-order-2016/schedule-15/paragraph-62
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.