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earthen    音标拼音: ['ɚθən]

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  • Stormwater glossary - King County, Washington
    Definitions and visual resources for common stormwater terms Use the links below to navigate to the terms and acronyms that begin with that letter Stormwater Services Section A list of lakes, rivers, and streams that have been designated as impaired or threatened by a pollutant (s) for which one or more TMDL (s) are needed
  • King Countys largest-ever floodplain restoration project
    As part of an Earth Week tour of environmental achievements by King County and its partners, Executive Dow Constantine today toured a recently completed floodplain restoration project along the Snoqualmie River that is the largest in the county’s history
  • Title 16 - BUILDING AND CONSTRUCTION STANDARDS
    title 16 building and construction standards updated: may 9, 2025 chapters: 16 02 administration 16 03 definitions 16 04 international building code 16 05 international residential code for one- and two-family dwellings 16 07 international energy conservation code
  • DEFINITIONS - King County, Washington
    DEFINITIONS SECTION Back-up system means a retention detention facility where inflows are routed through the control structure before entering the facility; they are "backed up" into the facility by the flow restrictor
  • Title 9 - SURFACE WATER MANAGEMENT - King County, Washington
    Common impervious surfaces include, but are not limited to, roofs, walkways, patios, driveways, parking lots, storage areas, areas that are paved, graveled, or made of packed or oiled earthen materials or other surfaces that similarly impede the natural infiltration of surface water or stormwater
  • Fact Sheet: Fall City Floodplain Restoration Project
    earthen embankment, designed and constructed to contain, control, or divert the flow of water so as to provide protection from temporary flooding The top of these structures are typically higher than the adjacent ground surface Revetment A facing of stone, broken rock, or other material placed on a streambank or slope to minimize erosion
  • Title 9 - SURFACE WATER MANAGEMENT - King County
    Common impervious surfaces include, but are not limited to, roofs, walkways, patios, driveways, parking lots, storage areas, areas that are paved, graveled or made of packed or oiled earthen materials or other surfaces which similarly impede the natural infiltration of surface and storm water
  • DETENTION FACILITY DESIGN AND ANALYSIS - King County, Washington
    Four terms are commonly used to describe flow control facilities in King County: detention facilities, retention facilities, infiltration facilities, and R D (Retention Detention) facilities A detention facility, by definition, temporarily stores surface water runoff and discharges it at a reduced rate
  • FACT SHEET - Howard Hanson Dam Pool Restriction - King County
    the condition of the earthen right abutment of the Corps’ Howard Hanson Dam, which provides flood risk reduction and water storage on the Green River Until that assessment and a solution can be completed, the Corps of Engineers determined it would be prudent to place restrictions on the pool level for flood storage
  • Howard Hanson Dam Reduced Storage Capacity - King County
    A: The right abutment has seeped since its construction Every earthen dam has seepage Howard Hanson Dam's seepage has always been highly monitored and mitigated, allowing for safe operations for nearly 50 years, which in turn allowed the development of the Green River Valley
  • 2024 King County Flood Management Plan
    Interpretation and translation services are available to you at no cost If you need them, please contact us at 206-477-4812 Spanish; Español Hay servicios de interpretación y traducción disponibles para usted, sin
  • New risk of flooding from Howard Hanson Dam could threaten County . . .
    The U S Army Corps of Engineers discovered sinkholes and rapid seepage of water through an earthen abutment next to the Howard Hanson Dam after last January’s record rain A temporary fix to inject grout into the earthen material to control seepage is underway but dam storage capacity will be limited until the repair can be tested next spring
  • Containment - King County, Washington
    pallets, concrete curbing, or earthen berms, depending on the nature and amount of the material, activities on-site, and site-specific conditions • Use separate secondary containers for products and wastes that are incompatible (e g , acids and bases) • Make sure the construction materials and containers are compatible with products or
  • Madsen Creek Pond - King County, Washington
    Type (e g , earthfill, concrete): Compacted earthen berm Structural Height: 13 ft Design 100-year Water Surface: 440 7 ft Design 100-year reservoir depth: 10 7 ft Design Freeboard above 100-year depth: 2 3 ft Crest Elevation: 443 0 ft
  • City of Sammamish Plan Annex - King County
    City of Sammamish Hazard Mitigation Plan Page 2 area to achieve cityhood On November 3, 1998, nearly 8,000 citizens voted to create the City of Sammamish





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