Maintenance dredging definition

Maintenance dredging means excavation to restore the depth of underwater lands or restore channels, basins, canals, or similar waterway accesses to depths and dimensions that support and maintain prior or existing levels of use that previously have been dredged pursuant to a license issued by the department or an exemption as provided in Section 48-39-130(D)(10) as added by Act 41 of 2011.

Maintenance dredging means the periodic removal of shoals or sediments from existing navigational channels, berths, swinging moorings etc. in order to maintain an appropriate safe depth of water for navigation, construction or operational purposes;

Maintenance dredging means dredging an area previously dredged under a Board-issued or Department- issued license for the purpose of maintaining the area’s functional navigation channel, marina, or mooring basin.

Examples of Maintenance dredging in a sentence

• Maintenance dredging of pulp and paper mill surface impoundments and ditches containing cellulosic and cellulosic derived biosolids and inorganic materials such as lime, ash, or sand.

• Maintenance dredging of established navigation channels and basins shall be restricted to maintaining previously dredged and/or existing authorized location, depth, and width.

• Maintenance dredging and debris disposal where no new depths are required, applicable permits are secured, and disposal will be at an approved disposal site.

• Maintenance dredging activities in areas with known or suspected sediment contaminants can use best management practices and other techniques to minimize the adverse environmental effects that might be caused by exposure of those contaminants during dredging.

• Maintenance dredging authorized by this NWP shall be limited to the dimensions (width and depth) of previously authorized dredging.Response: NWP 35 only authorizes the removal of accumulated sediment for maintenance of previously authorized facilities.

More Definitions of Maintenance dredging

Maintenance dredging means dredging an area previously dredged to a specific depth, which is not necessary for a new service.

Maintenance dredging means dredging for maintenance and improvement of the waterway to ensure safe navigation, or dredging for maintenance and improvement of water regime performed in accordance with national law;

Maintenance dredging means dredging to ensure that channels, berths or other port areas are maintained at their designed dimensions.

Maintenance dredging means mechanical or other methods used to remove sovereign submerged land in existing channels where navigation by vessels presently occurs. For the purpose of this rule, requests to dredge previously dredged areas that have regained their former natural characteristics due to lack of use, lack of upkeep, or other factors or requests to change the design specification of previously dredged areas shall not be considered as maintenance dredging but shall be considered new dredging.

Maintenance dredging means the removal of earth from the bottom of a stream, river, lake, bay or other water body for the purpose of maintaining a prescribed minimum depth of any specific waterway project.

Maintenance dredging means dredging for the purpose of maintaining a prescribed minimum depth previously authorized by a federal, state, and/or local permit as part of any specific waterway project. Maintenance dredging also includes dredging that maintains the previously authorized width of a channel, boat basin or berthing area. “Non-maintenance dredging,” means any dredging that is not maintenance dredging.

Maintenance dredging means an activity undertaken by a person to remove and place, in approved in-water and upland locations, accumulated sediment within previously authorized and executed dredge areas and depths (“baseline authorization”) for the purpose of maintaining navigational access. If necessary and at the Department’s discretion, maintenance dredging may include up to one foot of additional over-dredge depth.