11.—(1) The construction of access platforms on the bank of a main river or that project into or over a main river.
(2) For the purposes of this paragraph, the specific conditions are—
(a)the platform is not located within 50 metres of any other man-made structure,
(b)the platform projects no more than 1.2m into or over the main river and occupies no more than 2m of bank length,
(c)the works do not adversely affect any culvert, remote defence, river control works, sea defence or any raised embankment or wall forming part of the bank of the main river,
(d)that part of the platform which projects over the channel is constructed as a flat deck, with no solid infill beneath the platform, supported on piers or piles of no more than 300mm width,
(e)the works do not have a significant adverse effect on species included in a list published by the Secretary of State under section 41 of the Natural Environment and Rural Communities Act 2006, or by Welsh Ministers under section 7 of the Environment (Wales) Act 2016, that are not protected species,
(f)the works do not occur in, or within 500 metres upstream of, a type of habitat included in a list published by the Secretary of State under section 41 of the Natural Environment and Rural Communities Act 2006 or by Welsh Ministers under section 7 of the Environment (Wales) Act 2016,
(g)the works are not carried out in, or within 100 metres of, a water body in England that is part of a main river classified as of high morphological status by the Agency in accordance with the relevant directions, and
(h)any steps cut into the bank are supported by timber risers on the vertical part of the step.