OAR 141-089-0710: Temporary Impacts to Wetlands and Waterways – Authorized Projects

Project activities are limited to the following. (1) Temporary impact of 0.50 acres or less of nontidal wetlands; (2) Temporary impact of 0.20 acres or less of tidal wetlands; (3) Placement and removal of structures necessary to isolate a work area from a waterway and conduct fish and wildlife salvage not to exceed 100 linear feet measured at the longest length of isolated work area below the ordinary high water line; and (4) The temporary placement of spud piles (i.e., piles driven into the bed of a waterway to provide stability for a floating work platform) during construction activity.