The areas of the main navigation channel in which aquaplaning, water-biking, or any similar activity are permitted subject to the general provisions of the byelaws:
1 On the River Severn between Sharpness Point (reference point SO 667029) and the seaward boundary of the harbour as defined in The Gloucester Harbour Revision (Constitution) Order 2002; and
2 On the River Wye between Chepstow Railway Bridge (reference point ST 539941) and Beachley Point (reference point ST 548903).
Those areas of the harbour in which water skiing is permitted subject to the general provisions of the byelaws:
1 On the River Severn:
(a) between Stonebench (reference point SO 796149) and Longney Crib (reference point SO 762117); and
(b) within the main navigation channel between Sharpness Point (reference point SO 667029) and the seaward boundary of the harbour, as defined in The Gloucester Harbour Revision (Constitution) Order 2002.
2 On the River Wye;
(a) between Livox Quarry (reference point ST 543979) and a point north-west of Chepstow Castle (reference point ST 531946); and
(b) within the main navigation channel between Chepstow Railway Bridge (reference point ST 539941) and Beachley Point (reference point ST 548903).
The limits within which the Trustees have authority and within which the enactments relating to the harbour apply as shown on the plan annexed hereto are defined in article 11 of the Gloucester Harbour Revision (Constitution) Order 2002 and comprise the area of the tideway of the Severn estuary to mean high water springs and lying between the following seaward and inward limits, namely:-
The seaward limit -
A line from the Welsh shore at Goldcliff in the county of Monmouthshire at reference point ST 337318 181860 due south to the limits of the Port of Bristol as prescribed by Article 3 and Schedule 1 to the Bristol Port and Harbour Revision Order 1972 at reference point ST 337318 176461and (thereafter coterminous with the limits of that Port) then north-eastward to Denny Island at reference point ST 345880 180994 and then to the English shore south of Severn Beach in the county of South Gloucestershire at reference point ST 353680 183720.
The inward limits
(a) on the River Severn, the foot of the weir at Maisemore in the county of Gloucestershire at reference point SO 381800 221660 on the western parting of the river and to the foot of the weir known as Llanthony weir in the City of Gloucester at reference point SO 382185 218200 on the eastern parting of the river;
(b) on the river Wye, the downstream face of Bigsweir Bridge at reference point SO 353870 205100 on the boundary of the county of Gloucestershire and the county of Monmouthshire.
In this note reference points refer to the map co-ordinates on the National Grid used by the Ordnance Survey and are to be construed as if the words "or thereabouts" were inserted after each reference point.