Last Update: 12/30/14

Chapter 220-660 WAC

HYDRAULIC CODE RULES

WAC Sections

Purpose.
Instructions for using chapter 220-660 WAC.
Definitions.
Applicability of hydraulic project approval authority.
ProceduresHydraulic project approvals.
Integration of hydraulic project approvals and forest practices applications.
Changes to hydraulic project approval technical provisions.
Mitigation requirements for hydraulic projects.
Technical provisions.
Freshwater habitats of special concern.
Authorized work times in freshwater areas.
Common freshwater construction provisions.
Stream bank protection and lake shoreline stabilization.
Residential and public recreational docks, piers, ramps, floats, watercraft lifts, and buoys in freshwater areas.
Boat ramps and launches in freshwater areas.
Marinas and terminals in freshwater areas.
Dredging in freshwater areas.
Sand and gravel removal.
Water crossing structures.
Fish passage improvement structures.
Channel relocation and realignment.
Large woody material placement, repositioning, and removal in freshwater areas.
Beaver dam management.
Pond construction.
Water diversions and intakes.
Outfall structures in freshwater areas.
Utility crossings in freshwater areas.
Felling and yarding of trees.
Aquatic plant removal and control.
Mineral prospecting.
Tidal reference areas.
Saltwater habitats of special concern.
Authorized work times in saltwater areas.
Intertidal forage fish spawning bed surveys.
Seagrass/macroalgae habitat surveys.
Common saltwater construction provisions.
Bank protection in saltwater areas.
Residential and public recreational docks, piers, ramps, floats, watercraft lifts, and buoys in saltwater areas.
Boat ramps and launches in saltwater areas.
Marinas and terminals in saltwater areas.
Dredging in saltwater areas.
Artificial aquatic habitat structures in saltwater areas.
Outfall and tide and flood gate structures in saltwater areas.
Utility crossings in saltwater areas.
Test boring in saltwater areas.
Informal appeal of administrative actions.
Formal appeal of administrative actions.
Compliance with HPA provisions.
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