# Commission Implementing Decision (EU) 2020/248 of 21 February 2020 laying down technical guidelines for inspections in accordance with Article 17 of Directive 2006/21/EC of the European Parliament and of the Council (notified under document C(2020) 889) (Text with EEA relevance), Division 1: Inspection of dams of Category A waste facilities containing tailings

Extent: E+W+S+N.I.

In addition to the relevant elements listed in Part D, the following shall be taken into consideration by the inspector where the inspection concerns dams of Category A waste facilities containing tailings:
(a)type and condition of erosion protection;
(b)adequacy of the hydrological design, such as water balance, available free-board (vertical distance (height) between the normal maximum operating level of a pond and the crest of the dam);
(c)composition, status and structural integrity of the beach, such as presence of depressions, tailings density, dust control;
(d)changes of the dam’s crest and slope comparing the current state versus the design state;
(e)functioning and condition of the drainage system and its state and geotechnical structures (such as geomembranes, dams) and equipment (such as dam structure monitoring);
(f)leakage and seepage areas, and amount of material leaked;
(g)any detected damages;
(h)trees and vegetation on the dam.

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Source: https://www.legislation.gov.uk/eudn/2020/248/annex/part/E/division/1 (the official version)
Page: https://openlegislation.uk/eu-decision-2020-248/annex/part-E/division-1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.