4. Unless otherwise provided for, for the purposes of this Chapter,(1) the terms “watercourse”, “public security establishment”, “public institution”, “littoral zone”, “wetland”, “body of water”, “public body”, “lakeshore” and “riverbank”, and “flood zone” have the meaning assigned by the Regulation respecting activities in wetlands, bodies of water and sensitive areas (chapter Q-2, r. 0.1); (2) the terms “boat shelter”, “professional”, “road”, “waterworks system”, “sewer system” and “storm water management system” have the meaning assigned by the Regulation respecting the regulatory scheme applying to activities on the basis of their environmental impact (chapter Q-2, r. 17.1); (3) a reference to a flood zone excludes littoral zones, lakeshores and riverbanks;
(4) a reference to an area or length is a reference to the cumulative area or length for the type of environment affected by the activity;
(5) distances to or from a watercourse or lake are calculated horizontally from the boundary of the littoral zone;
(6) the construction of an infrastructure, work, building or equipment includes its siting, replacement, reconstruction, substantial modification, relocation and dismantling, and any initial tree-clearing work;
(7) a substantial modification includes a change to the structural or functional characteristics of an infrastructure, work, building or equipment; it also includes an enlargement, extension or prolongation;
(8) a stabilization work is a work to increase the mechanical resistance of the soil or an infrastructure and protect it against erosion and landslides, excluding the approaches and protection works for bridges and culverts which form an integral part of those structures, and retaining walls;
(9) a road is an infrastructure the right of way of which includes a roadway, shoulders and, where applicable, ditches and turning circles, but excludes a stabilization work, a railway, a bridge, a culvert, a temporary road or winter road; a road laid out by the minister responsible for the Act respecting roads (chapter V-9) is deemed to be a road and includes any related infrastructures for road traffic such as cycle paths and footbridges; (10) the access necessary to a main residential building or accessory building does not include a road;
(11) a building is considered to be a main residential building where it includes at least a residential part;
(12) a regional county municipality whose territory includes an unorganized territory is deemed to be a local municipality with respect to that territory; and
(13) a forest development activity refers to an activity carried out elsewhere than on land in the domain of the State and specifically intended to develop and conserve forest land.