BEsT MANAGEMENT PRACTICEs HANDbooK - Tahoe BMP

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Table 5-1: Description of Revegetation Site TypesWetland 3Site Type NameSEZ/Riparian-Wet Meadow3Upland—GenericUpland—Full ShadeUpland—Full Sun/Dry SiteREVEGETATION SITE TYPES 1,2Site Type DescriptionSites that have saturated soils and may be inundated during part or all of the growing seasonSEZ sites generally not inundated during most or all of the growing season but affected by perennialor intermittent water bodies (rivers, streams, lakes, or drainage ways)Upland sites in partial shade to full sun (excluding dry sites in full sun)Upland sites with full shadeUpland sites with full sun, coarse-textured or shallow soils, and southeast to south west aspectUpland—High Disturbance Upland sites frequently disturbed by human activities in undeveloped or developed settingsNotes:1 – Backshore sites may be included in any one of these types based on local site conditions.2 – Site types do not include areas of maintained landscaping.3 – Site type may include but is not restricted to jurisdictional wetlands.TRPA <strong>BMP</strong> HandbookCHAPTER 5: Soil and Vegetation Management2012 Table 5-1: Description of Revegetation Site TypesPage 1
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PREFACEThe Tahoe Regional Planning
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TABLE OF CONTENTSPREFACE...........
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3.5.5 Stormwater Treatment ........
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6.3 Projects 1 to 5 Acres and all C
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8.10.5 Maintenance ................
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Table 8-4: Federal, State and Regio
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Figure 4.3-i: Vegetated Swale .....
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INTRODUCTIONPURPOSE AND USERS OF TH
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Lake Tahoe’s world renowned blue
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Urbanization in the Lake Tahoe wate
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50 percent of the light scattering
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Figure I-c: Impervious Cover versus
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Disconnected impervious areasdrain
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POLLUTANT EFFECT URBAN SOURCES ASSO
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BEST MANAGEMENT PRACTICESHistorical
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Table I-2: Differences in BMP Retro
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CHAPTER 1: URBAN HYDROLOGY1.1 PURPO
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Figure 1-a: Runoff ProcessesTRPA BM
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Although many urbanized areas face
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watersheds to make the necessary es
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Pollutant load estimates are typica
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differ from the following recommend
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Figure 1-b: Hydrologic Processes an
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1.3.3.2 NRCS BMP CALCULATION SPREAD
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1.3.3.3 RATIONAL METHODMODEL SUMMAR
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1.3.3.4 LOAD REDUCTION PLANNING TOO
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in HMS may be event-based or contin
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1.3.3.6 POLLUTANT LOAD REDUCTION MO
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AVAILABILITY AND SUPPORTING DOCUMEN
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TYPICAL LEVEL OF EFFORTHSPF and LSP
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few days to a week of time to revie
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USACE studies recommended use of th
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during the initial site visit, or c
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Figure 2-a: Soil Horizons• Depth
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Evidence of compacted and disturbed
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UNMAPPED ROCK OUTCROPS, STEEP SLOPE
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The primary pollutants of concern o
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On the map use an arrow to delineat
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2.2.3 ADDITIONAL DATA GATHERINGAfte
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and allowable uses. Baseline Land C
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topographic survey will be required
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Table 2-3: Basis of Capability Clas
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Keep your property lean, clean,and
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treatment. This will reduce the mai
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ponds, wetlands, lakes, manmade cha
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2.3.3.2 SOILS HYDROLOGIC REPORTThe
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CHAPTER 3: PERMANENT BMP PLANNINGAN
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STORMWATER TREATMENTRepresents BMPs
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Table 3-1: Waste Management and Mat
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D. STABILIZE STEEP DISTURBED SLOPES
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This infiltration trench collects s
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3.5 PROJECTS 1 TO 5 ACRES AND ALL C
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This Page Blank.TRPA BMP HandbookCH
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unnecessary turf areas and replace
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Table 3-5: Waste Management and Mat
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3.5.2.3 SOIL STABILIZATIONA. RESTOR
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Left: Dripline erosion below a deck
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Pervious concrete parking pad locat
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3.5.5 STORMWATER TREATMENT3.5.5.1 M
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3.6.1.1 JURISDICTIONThese projects
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to perform required inspection and
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3.8.2.4 SHARED ACCESS AND EASEMENTS
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3.8.2.8 STREAM ENVIRONMENT ZONES (S
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Sediment versus erosion:Suspended s
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CONTENTSCHAPTER 4: BMP TOOLKIT ....
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CHAPTER 4: BMP TOOLKIT4.1 HYDROLOGI
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4.1.1.1 PERVIOUS PAVEMENTAlternativ
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• Tree canopy overhead can decrea
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ate determined at the time of insta
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Figure 4.1-a: Pervious ConcreteTRPA
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4.1.1.2 INFILTRATION BASINAlternati
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groundwater, depths to restrictive
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Very few performance monitoring stu
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INSPECTION AND MAINTENANCE ACTIVITI
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4.1.1.3 INFILTRATION TRENCHAlternat
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• Consult the NRCS Tahoe Basin So
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• Alternative Method: Excavate th
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Figure 4.1-c: Infiltration TrenchTR
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Figure 4.1-e: Roof Dripline Planter
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4.1.1.4 SUBSURFACE INFILTRATION SYS
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percent void space compared to 40 p
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• Ensure the surrounding surface
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4.1.1.5 RAIN BARREL AND CISTERNAlte
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• Position the rain barrel or cis
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4.1.1.6 RAIN GARDENAlternative Name
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• To manage high flows, design a
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4.1.1.7 FILTER STRIPAlternative Nam
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• The top of the vegetated filter
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Figure 4.1-i: Vegetated Filter Stri
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LIST OF FIGURESFigure 4.2-a: Slope
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Chapter 4: BMP ToolkitTRPA BMP Hand
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• Obtain and use a road abrasive
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• Mechanical broom sweepers may a
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EFFECTIVENESS CONSIDERATIONSA signi
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for dry basins or infiltration basi
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• For unpaved snow storage areas
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Figure 4.2-a: Slope Stabilization A
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Disadvantages• Not always success
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• Bind together long live branch
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Brush Layering and MattingBrush lay
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Advantages• Reduces the erosion p
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Table 4.2-1: Terracing Inspection a
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Disadvantages• Can be complicated
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• Revegetate the backfilled bench
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Figure 4.2-d: Timber Retaining Wall
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Advantages• Versatile and applica
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Table 4.2-3: Riprap Inspection and
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educe the concentration of runoff,
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Figure 4.2-g: Slope Bottom BenchFig
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• Contour Furrows - relatively de
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APPLICABILITYAll roads, driveways,
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Stormwater runoff from a paved park
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Figure 4.2-k: Grading for Sheet Flo
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INORGANIC MULCH:• Areas where org
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• Stockpile and use existing orga
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The surface under the raised decksh
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Figure 4.2-l: Rock Armor - Elevated
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Clustered boulders used for parking
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• Helps to protect wildlife.• H
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EFFECTIVENESS CONSIDERATIONSA prope
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Improper storage of hazardous mater
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• Try to use the entire product b
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facilities must be equipped with ap
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• Dispose of it properly• Be a
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Disadvantages• Additional resourc
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• All hay, cubed hay, straw, mulc
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• Sanitary sewer regulations gene
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APPLICABILITYAll vehicles, includin
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• Do not perform other vehicle or
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LIST OF FIGURESFigure 4.3-a: Curb B
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APPLICABILITY• Culverts are appli
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deterioration. The inspection crew
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APPLICABILITY• Curb and gutters a
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INSTALLATION CONSIDERATIONS• Inst
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Figure 4.3-b: Rolled CurbChapter 4:
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Advantages• Prevents the discharg
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Table 4.3-2: Storm Drain Inspection
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Advantages• Prevents scour that m
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Figure 4.3-c: Outlet ProtectionChap
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• The structure can be designed t
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INSTALLATION CONSIDERATIONS• Disc
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Advantages• Assists in the contro
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Figure 4.3-e: Slotted Channel Drain
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Advantages• May be less expensive
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Table 4.3-5: A/C Swale Inspection a
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• Prevents property damage, slope
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Figure 4.3-g: Subsurface DrainChapt
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abrasives applied during the winter
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Table 4.3-7: Rock Lined and Vegetat
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Figure 4.3-i: Vegetated SwaleChapte
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Check dams installed in water sprea
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• Design check dams perpendicular
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CONTENTS4.4 Stormwater Treatment ..
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4.4 STORMWATER TREATMENTThe primary
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4.4.1.1 WET BASINAlternative Names:
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• Surcharge storage above the wet
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Table 4.4-1: Wet Basin Inspection a
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Figure 4.4-a: Wet Basin (Concept Dr
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4.4.1.2 BIOSWALEAlternative Names:
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• Consider incorporating trees or
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Figure 4.4-b: Bioswale (Linear Basi
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4.4.1.3 DRY BASINAlternative Names:
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• Drainage design standards for t
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Figure 4.4-c: Detention BasinTRPA B
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4.4.2 FLOW THROUGH TREATMENTFlow-th
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4.4.2.1 DROP INLET INSERTAlternativ
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INSTALLATION CONSIDERATIONS• Refe
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4.4.2.2 TRASH RACKAlternate Names:
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4.4.2.3 BAFFLED VAULTAlternative Na
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• Ensure that site conditions all
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4.4.2.4 HYDRODYNAMIC SEPARATORAlter
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• Most units are designed to be c
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4.4.2.5 MEDIA FILTERAlternate Names
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Cartridge Filter• Cartridge filte
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• Vent the system as for undergro
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4.4.2.6 SEDIMENT TRAPAlternative Na
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INSPECTION AND MAINTENANCE• Regul
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Figure 4.4-e: Sediment TrapTRPA BMP
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CONTENTS4.5 Temporary BMPs for Cons
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4.5 TEMPORARY BMPS FOR CONSTRUCTION
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concrete washouts and stockpiles sh
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4.5.1.1 CONSTRUCTION PLANNING AND S
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• Measures to minimize the potent
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4.5.1.2 CONSTRUCTION BOUNDARY FENCI
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Figure 4.5-a: Construction Boundary
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4.5.1.3 DEWATERINGDESCRIPTIONDewate
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Figure 4.5-b: DewateringTRPA BMP Ha
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• Use this settled water to fill
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4.5.1.4 CLEAN WATER DIVERSIONAltern
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• Avoid disturbing aquatic specie
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• Pipe slope drain: A rigid pipe,
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Stream Isolation Techniques:• Tur
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Figure 4.5-f: Water DiversionTRPA B
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4.5.1.5 VEGETATION PROTECTIONAltern
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• Growing Space: Provide spacing
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Figure 4.5-g: Vegetation Protection
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4.5.1.6 TEMPORARY SANITATION FACILI
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4.5.1.7 DUST CONTROLAlternate Names
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• Blanket with geotextiles or veg
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4.5.1.8 VEHICLE INGRESS EGRESS MANA
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• If possible, re-use swept or va
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4.5.1.9 WINTERIZATIONDESCRIPTIONBet
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INSPECTION AND MAINTENANCEEnsure th
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4.5.1.10 CONSTRUCTION STAGINGAltern
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4.5.1.11 MATERIAL HANDLING STORAGE
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• Ensure that current Material Sa
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4.5.1.12 TOPSOIL SALVAGEAlternative
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• If topsoil will not be used for
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4.5.1.13 CONCRETE/BENTONITE MANAGEM
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Figure 4.5-i: Concrete Washout Stat
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4.5.1.14 STOCKPILE MANAGEMENTAltern
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Figure 4.5-j: Stockpile ManagementT
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4.5.2 EROSION AND SEDIMENT CONTROLR
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4.5.2.1 SWEEPINGDESCRIPTIONDuring c
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4.5.2.2 DRAIN INLET PROTECTIONAlter
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inches. Take care to ensure that no
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Figure 4.5-k: Drain Inlet Protectio
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4.5.2.3 FIBER ROLLAlternative Names
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• Adjust spacing of fiber rolls a
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Figure 4.5-l: Fiber RollsTRPA BMP H
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4.5.2.4 SILT FENCEAlternative Names
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• Turn the fabric uphill at the e
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Figure 4.5-m: Silt FenceTRPA BMP Ha
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4.5.2.5 EROSION CONTROL BLANKET SYS
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structures mark the boundaries of t
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Figure 4.5-p: Anchoring Geotextiles
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4.5.2.6 HYDROMULCH, TACKIFIER, AND
Page 504 and 505: INSPECTION AND MAINTENANCE• Hydro
Page 506 and 507: 5.2 SOILSoil is a complex living sy
Page 508 and 509: Tilling green wood chips intothe so
Page 510 and 511: areas such as SEZs and in shorezone
Page 512 and 513: Large boulders provide permanent ve
Page 514 and 515: To address this TRPA’s Regional P
Page 516 and 517: to apply ½ inch of water. Water yo
Page 518 and 519: Pesticides can be degraded by sunli
Page 520 and 521: 5.3.2.5 FIRE DEFENSIBLE SPACEFire d
Page 522 and 523: etween them. For example, shrubs wi
Page 524 and 525: 5.4 PROJECT SCALE REQUIREMENTSSoil
Page 526 and 527: 5.4.1.5 PROJECT INSTALLATIONA. CONT
Page 528 and 529: percent vegetative cover, soil surf
Page 531 and 532: TRPA Revegetation Plan TemplateSoil
Page 533 and 534: (c) GRADING AND SLOPE SHAPINGDescri
Page 535 and 536: TRPA Revegetation Plan ExampleSoil
Page 537 and 538: • All machinery must be clean bef
Page 539 and 540: Common NameScientific NameScotchbro
Page 541 and 542: during dry weather. All debris, roo
Page 543 and 544: substantially different that the pe
Page 545: TRPA BMP HandbookCHAPTER 5: Soil an
Page 548 and 549: Fertilizer Management PlanProject N
Page 550 and 551: IV. MONITORINGSurface and groundwat
Page 552 and 553: I. PROJECT AND SITE DESCRIPTIONGold
Page 557 and 558: Table 5-2: Site Type Recommended Sp
Page 559 and 560: SITE TYPE RECOMMENDED SPECIES LISTW
Page 561 and 562: Table 5-3: Site Type Recommended Se
Page 563 and 564: Table 5-4: Attributes of Suitable a
Page 565 and 566: TRPA APPROVED PLANT SPECIES ATTRIBU
Page 567 and 568: TRPA APPROVED PLANT SPECIES ATTRIBU
Page 569 and 570: CHAPTER 6: INSPECTION, MAINTENANCE,
Page 571 and 572: 6.3 PROJECTS 1 TO 5 ACRES AND ALL C
Page 573 and 574: prevent sediment discharge onto an
Page 575 and 576: 6.5 MAINTENANCE AGREEMENTS AND BMP-
Page 577 and 578: SMALL RESIDENTIAL BMP INSPECTION,MA
Page 579 and 580: Overall siteEXAMPLE INSPECTION AND
Page 581 and 582: EXAMPLE INSPECTION AND MAINTENANCE
Page 583 and 584: 3. Sample number shall be large eno
Page 585 and 586: Photo Monitoring (Attachment C)DATE
Page 587 and 588: 1. SITE DESCRIPTIONThis Sample Site
Page 589 and 590: ATTACHMENT ASITE PLAN
Page 591 and 592: ATTACHMENT CPHOTO- MONITORING
Page 593 and 594: CHAPTER 7: PERMITTING7.1 PURPOSE AN
Page 595 and 596: considered an exempt activity. Exem
Page 597 and 598: Parcels developed after July 1987 a
Page 599 and 600: 7.5 SECURITIESSecurities are charge
Page 601 and 602: and shorezone management. 6 Althoug
Page 603 and 604: Figure 8-a: Planning Approaches for
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Adaptation and retreat requires the
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comparing and contrasting alternati
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8.1.7 REGULATORY PERMITTINGWhen a l
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Figure 8-b: Shorezone Tolerance Dis
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infiltrate into dune sands because
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Figure 8-c: The Shorezone of Lake T
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8.1.8.3 BACKSHORE SETBACKS AND BUFF
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FISHERIES1. Is the project area, in
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TYPESoldier PileGravitySUPPORTSTRUC
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Figure 8-g illustrates a hypothetic
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is generally limited in Lake Tahoe.
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Figure 8-h: Typical Anchored Sheet
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8.3 STATIC REVETMENTS8.3.1 OVERVIEW
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evetments. Additionally, excessive
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not always conservative enough and
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8.4 DYNAMIC REVETMENTS8.4.1 OVERVIE
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major storms. A full review of this
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Figure 8-l: Potential Modes of Fail
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Table 8-12: Overview of the Advanta
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h 1. 57(Equation 5.1)cH eWhere:he
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(1) The A values above, some to fou
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8.6 JETTIES8.6.1 OVERVIEWIn Lake Ta
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• Jetties must extend sufficientl
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ADVANTAGES• Provides wave protect
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Figure 8-n: Fixed Breakwater Design
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Table 8-16: Advantages and Disadvan
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8.9 DREDGING8.9.1 OVERVIEWDredging
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There are various types of dredges.
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Transportation and placement of dre
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The following subjects are typicall
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weeks); longer durations or extensi
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8.10.4 INSTALLATIONInstall turbidit
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8.11 BOATING DISCHARGE CONTROL AND
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facilities, which may decrease loca
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• These petroleum products shall
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8.11.4 INSTALLATIONMuch of the inst
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TRPA will require a Water Quality M
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significant grading, dredging, or f
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Table 8-21: Considerations for Boat
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8.13 SITE CHARACTERIZATION CHECKLIS
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In addition to the modeling require
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emote imagery, and the development
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etc.) and chemical (dissolved oxyge
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Noise pollution from dredging or ot
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8.15 BIBLIOGRAPHYAhrens, J.P., John
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Komar, P. D., and McDougal, W. G. (
Page 697 and 698:
U.S. Army Corps of Engineers (1966)
Page 699 and 700:
Figure 8-q: Fetch Definition 0.00
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Figure 8-s Wave Height NomographCHA
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Figure 8-t: Wave Run-UpBased on the
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8.16.1.4 CALCULATING WAVE HEIGHT AT
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Case 1: the toe of the protective m
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• Calculate the remaining height
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FOR NON-BREAKING WAVES:W50,lbs1.27H
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Bailey Land Capability System (Land
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marks shoals or rocks; a whistling
Page 717 and 718:
DuffThe decomposed mulch layer of p
Page 719 and 720:
Infiltration FacilityA device used
Page 721 and 722:
Native PlantA plant that is endemic
Page 723 and 724:
Revetment1) A facing of stone, conc
Page 725 and 726:
Shear StressShear stress is the res
Page 727 and 728:
Water Quality Management Plan for t
Page 729 and 730:
UpdriftThe direction opposite that
Page 731 and 732:
FSP - Fine Sediment ParticlesGUI -
Page 733:
Tahoe RCD - Tahoe Resource Conserva
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BEsT MANAGEMENT PRACTICEs HANDbooK - Tahoe BMP

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