Break-Out Session #A1
N M t iNeven MatasovicGeosyntec Consultants Huntington Beach, CAnmatasovic@geosyntec [email protected]
13 March 2008WASTE MECHANICS SYMPOSIUM NEW ORLEANS, LOUISIANNA
Participant IntroductionParticipant IntroductionParticipant IntroductionParticipant Introduction
N M t i @Neven Matasovic [email protected]
Patrick Fox [email protected]
Ian Fleming [email protected]
Ed Kavazanjian [email protected]
Michelle Maugeri [email protected]
Jonathan Bray bray@ce berkeley eduJonathan Bray [email protected]
Susan Burns [email protected]
J h M D ll J M D ll@ i kJohn McDougall [email protected]
Purpose of Session #1APurpose of Session #1APurpose of Session #1APurpose of Session #1A
To Establish a Consensus on:To Establish a Consensus on:•• “Recommended Field Measurement “Recommended Field Measurement To Establish a Consensus on:To Establish a Consensus on:•• “Recommended Field Measurement “Recommended Field Measurement •• “Recommended Field Measurement “Recommended Field Measurement
Techniques”Techniques”•• “Relevant Information (Parameters)”“Relevant Information (Parameters)”
•• “Recommended Field Measurement “Recommended Field Measurement Techniques”Techniques”
•• “Relevant Information (Parameters)”“Relevant Information (Parameters)”Relevant Information (Parameters)Relevant Information (Parameters)•• “Minimum Reporting Requirements”“Minimum Reporting Requirements”•• (“Guidelines/Procedures for various (“Guidelines/Procedures for various
Relevant Information (Parameters)Relevant Information (Parameters)•• “Minimum Reporting Requirements”“Minimum Reporting Requirements”•• (“Guidelines/Procedures for various (“Guidelines/Procedures for various •• ( Guidelines/Procedures for various ( Guidelines/Procedures for various
Field Measurement Techniques”)Field Measurement Techniques”)•• ( Guidelines/Procedures for various ( Guidelines/Procedures for various
Field Measurement Techniques”)Field Measurement Techniques”)
Scope Limitation 1 Scope Limitation 1 -- MaterialsMaterialsScope Limitation 1 Scope Limitation 1 -- MaterialsMaterials
•• Old Landfills / DumpsOld Landfills / Dumps•• Old Landfills / DumpsOld Landfills / Dumps•• Active MSW Landfills (for research ?)Active MSW Landfills (for research ?)•• Mixed Landfills (asbestos, shredded Mixed Landfills (asbestos, shredded
ti t ti d d liti ti t ti d d liti
•• Active MSW Landfills (for research ?)Active MSW Landfills (for research ?)•• Mixed Landfills (asbestos, shredded Mixed Landfills (asbestos, shredded
ti t ti d d liti ti t ti d d liti tires, construction and demolition tires, construction and demolition debris ?) debris ?)
•• BrownfieldsBrownfields
tires, construction and demolition tires, construction and demolition debris ?) debris ?)
•• BrownfieldsBrownfields•• BrownfieldsBrownfields•• Other (covers; …) Other (covers; …) •• BrownfieldsBrownfields•• Other (covers; …) Other (covers; …)
Photo Source: Kavazanjian and Matasovic (1999)
Scope Limitation 2 Scope Limitation 2 –– “Tools”“Tools”Scope Limitation 2 Scope Limitation 2 –– “Tools”“Tools”
•• NonNon--Intrusive (SASW, Plate Load, …)Intrusive (SASW, Plate Load, …)•• NonNon--Intrusive (SASW, Plate Load, …)Intrusive (SASW, Plate Load, …)•• Intrusive (Borings, CPT, …)Intrusive (Borings, CPT, …)•• Indirect (Inclinometers, SondexIndirect (Inclinometers, Sondex® ®
D i S ttl Pl t LiDAR SM D i S ttl Pl t LiDAR SM
•• Intrusive (Borings, CPT, …)Intrusive (Borings, CPT, …)•• Indirect (Inclinometers, SondexIndirect (Inclinometers, Sondex® ®
D i S ttl Pl t LiDAR SM D i S ttl Pl t LiDAR SM Device, Settlem. Plates, LiDAR, SM Device, Settlem. Plates, LiDAR, SM Instrum., …)Instrum., …)
•• Back AnalysisBack Analysis
Device, Settlem. Plates, LiDAR, SM Device, Settlem. Plates, LiDAR, SM Instrum., …)Instrum., …)
•• Back AnalysisBack Analysis•• Back AnalysisBack Analysis•• Back AnalysisBack Analysis
Scope Limitation 3 Scope Limitation 3 –– “Parameters”“Parameters”Scope Limitation 3 Scope Limitation 3 –– “Parameters”“Parameters”
•• Unit WeightUnit Weight•• Unit WeightUnit Weight
0 9
1.0
1.1
G/Gmax=1/(1+(γ/a)b)
•• Shear StrengthShear Strength•• CompressibilityCompressibility•• Shear StrengthShear Strength•• CompressibilityCompressibility
0.5
0.6
0.7
0.8
0.9
G /
G m
ax
•• Hydraulic PropertiesHydraulic Properties•• Dynamic PropertiesDynamic Properties•• Hydraulic PropertiesHydraulic Properties•• Dynamic PropertiesDynamic Properties
1E-4 1E-3 0.01 0.1 1 10
0.2
0.3
0.4
Shear strain, %
ALL waste groups (100% < 20 mm) ALL waste groups (62-76% < 20 mm) ALL waste groups (8-25% < 20 mm) Fit 100% < 20 mm (a=0.118, b=0.886) Fit 62-76% < 20 mm (a=0.265, b=0.819) Fit 8-25% < 20 mm (a=0.697, b=0.925)
•• StressStress--Deformation PropertiesDeformation Properties•• pp--y and ty and t--z curvesz curves•• StressStress--Deformation PropertiesDeformation Properties•• pp--y and ty and t--z curvesz curvespp yy•• Other (field capacity, …)Other (field capacity, …)
pp yy•• Other (field capacity, …)Other (field capacity, …)
Parameter / Testing Method Parameter / Testing Method MatrixMatrix
Parameter / Testing Method Parameter / Testing Method MatrixMatrixMatrixMatrixMatrixMatrix
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onal
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MATERIAL PROPERTY
IN SITU MEASUREMENT/ SOUNDING TECHNIQUE Sh
ear S
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Para
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Uni
t Wei
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Shea
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ompr
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Velo
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Mod
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Hyd
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ond
Moi
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eten
Youn
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Mod
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Mod
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ubR
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Cur
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t-z c
urve
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SASW ░ █ SASW ░ █
REMI █
Plate Load (Surface) █
░ █OYO Suspension ░ █
Cross-Hole ░ █
Downhole ░ █
In-Hole Density █
In-Trench Plate Load █
SPT ░
CPT ░
Pressure Meter █Pressure Meter █
Dilatometer █
Recommended Field Recommended Field Measurement TechniquesMeasurement Techniques
Recommended Field Recommended Field Measurement TechniquesMeasurement Techniquesqqqq
NonNon--Intrusive (surface):Intrusive (surface):S SS S
NonNon--Intrusive (surface):Intrusive (surface):S SS S•• SASWSASW
•• REMI; Ambient VibrationsREMI; Ambient Vibrations•• Plate Load Test Plate Load Test
•• SASWSASW•• REMI; Ambient VibrationsREMI; Ambient Vibrations•• Plate Load Test Plate Load Test Plate Load Test Plate Load Test
Intrusive (inIntrusive (in--hole and trenching):hole and trenching):
Plate Load Test Plate Load Test
Intrusive (inIntrusive (in--hole and trenching):hole and trenching):•• OYO Suspension LoggingOYO Suspension Logging•• InIn--Hole Density Measurement, Plate Load Hole Density Measurement, Plate Load
Test, SondexTest, Sondex® ® Device, …Device, …
•• OYO Suspension LoggingOYO Suspension Logging•• InIn--Hole Density Measurement, Plate Load Hole Density Measurement, Plate Load
Test, SondexTest, Sondex® ® Device, …Device, …,, ,,•• (Orbital) Camera(Orbital) Camera
OthOth
,, ,,•• (Orbital) Camera(Orbital) Camera
OthOthOther:Other:•• Plate Load Test in TrenchPlate Load Test in TrenchOther:Other:•• Plate Load Test in TrenchPlate Load Test in Trench
Relevant InformationRelevant InformationRelevant InformationRelevant Information
•• Waste Classification (System)Waste Classification (System)•• Waste Classification (System)Waste Classification (System)•• Moisture ContentMoisture Content•• Unit WeightUnit Weight•• Moisture ContentMoisture Content•• Unit WeightUnit Weight•• OtherOther•• OtherOther
Minimum Reporting Minimum Reporting RequirementsRequirements
Minimum Reporting Minimum Reporting RequirementsRequirementsRequirementsRequirementsRequirementsRequirements
•• Boring logsBoring logs•• Boring logsBoring logsg gg g•• Shear wave velocity profilesShear wave velocity profiles•• Unit weight profile(s)Unit weight profile(s)
g gg g•• Shear wave velocity profilesShear wave velocity profiles•• Unit weight profile(s)Unit weight profile(s)Unit weight profile(s)Unit weight profile(s)•• Moisture profile(s)Moisture profile(s)•• Waste classificationWaste classification
Unit weight profile(s)Unit weight profile(s)•• Moisture profile(s)Moisture profile(s)•• Waste classificationWaste classificationWaste classificationWaste classification•• Other (e.g., related to back analysis)Other (e.g., related to back analysis)
Waste classificationWaste classification•• Other (e.g., related to back analysis)Other (e.g., related to back analysis)
Guidelines / ProceduresGuidelines / ProceduresGuidelines / ProceduresGuidelines / ProceduresGeneralGeneral•• Synthesis of available information:Synthesis of available information:GeneralGeneral•• Synthesis of available information:Synthesis of available information:Synthesis of available information:Synthesis of available information:
–– Site (disposal) historySite (disposal) history–– past measurementspast measurements–– waste disposal procedureswaste disposal procedures
Synthesis of available information:Synthesis of available information:–– Site (disposal) historySite (disposal) history–– past measurementspast measurements–– waste disposal procedureswaste disposal procedures–– waste disposal procedureswaste disposal procedures––
•• Develop min. requirements for:Develop min. requirements for:inin situ shear testing of wastesitu shear testing of waste
–– waste disposal procedureswaste disposal procedures––
•• Develop min. requirements for:Develop min. requirements for:inin situ shear testing of wastesitu shear testing of waste–– inin--situ shear testing of wastesitu shear testing of waste
–– inin--hole plate load testhole plate load test––
•• Recommended waste drilling technique(s):Recommended waste drilling technique(s):
–– inin--situ shear testing of wastesitu shear testing of waste–– inin--hole plate load testhole plate load test––
•• Recommended waste drilling technique(s):Recommended waste drilling technique(s):•• Recommended waste drilling technique(s):Recommended waste drilling technique(s):–– Air rotary casing hammerAir rotary casing hammer––
•• Recommended waste drilling technique(s):Recommended waste drilling technique(s):–– Air rotary casing hammerAir rotary casing hammer––
Guidelines / ProceduresGuidelines / ProceduresGuidelines / ProceduresGuidelines / Procedures“Special” Procedures:“Special” Procedures:
P f SASW fi t l P f SASW fi t l “Special” Procedures:“Special” Procedures:
P f SASW fi t l P f SASW fi t l •• Perform SASW first, recover samples Perform SASW first, recover samples from “low”, “high” and “intermediate” from “low”, “high” and “intermediate” velocity waste, …velocity waste, …
•• Perform SASW first, recover samples Perform SASW first, recover samples from “low”, “high” and “intermediate” from “low”, “high” and “intermediate” velocity waste, …velocity waste, …y ,y ,
•• SM instrumentSM instrumentin a boreholein a borehole
y ,y ,•• SM instrumentSM instrument
in a boreholein a boreholein a boreholein a borehole•• Settlement fromSettlement from
a digital topoa digital topo
in a boreholein a borehole•• Settlement fromSettlement from
a digital topoa digital topoa digital topoa digital topo•• OtherOther
a digital topoa digital topo•• OtherOther
Figure Source: Matasovic and Kavazanjian (1998)
Session #A1 Title AlternativesSession #A1 Title AlternativesSession #A1 Title AlternativesSession #A1 Title Alternatives
A: Waste Field Measurements (Original)A: Waste Field Measurements (Original)A: Waste Field Measurements (Original)A: Waste Field Measurements (Original)
B: Procedures and Guidelines for Field B: Procedures and Guidelines for Field Measurements (Modified)Measurements (Modified)
B: Procedures and Guidelines for Field B: Procedures and Guidelines for Field Measurements (Modified)Measurements (Modified)( )( )
C: Assessment of MSW Material C: Assessment of MSW Material Properties Based upon Results of InProperties Based upon Results of In--
( )( )
C: Assessment of MSW Material C: Assessment of MSW Material Properties Based upon Results of InProperties Based upon Results of In--Properties Based upon Results of InProperties Based upon Results of In--Situ Testing and SoundingSitu Testing and Sounding
D: InD: In Situ Testing and Sounding at MSW Situ Testing and Sounding at MSW
Properties Based upon Results of InProperties Based upon Results of In--Situ Testing and SoundingSitu Testing and Sounding
D: InD: In Situ Testing and Sounding at MSW Situ Testing and Sounding at MSW D: InD: In--Situ Testing and Sounding at MSW Situ Testing and Sounding at MSW LandfillsLandfills
D: InD: In--Situ Testing and Sounding at MSW Situ Testing and Sounding at MSW LandfillsLandfills
E: OtherE: OtherE: OtherE: Other
Path ForwardPath ForwardPath ForwardPath Forward
•• Abstract and Outline by 16 Abstract and Outline by 16 •• Abstract and Outline by 16 Abstract and Outline by 16 yyMarch ‘08March ‘08
•• Participant response and Participant response and
yyMarch ‘08March ‘08
•• Participant response and Participant response and p pp pinput by 23 March ‘08input by 23 March ‘08
•• 11stst draft by 20 April ‘08draft by 20 April ‘08
p pp pinput by 23 March ‘08input by 23 March ‘08
•• 11stst draft by 20 April ‘08draft by 20 April ‘0811 draft by 20 April 08draft by 20 April 08•• Participant response by 4 Participant response by 4
May ’08May ’08
11 draft by 20 April 08draft by 20 April 08•• Participant response by 4 Participant response by 4
May ’08May ’08May 08May 08•• 22ndnd draft to the Chairman by draft to the Chairman by
25 May ‘0825 May ‘08
May 08May 08•• 22ndnd draft to the Chairman by draft to the Chairman by
25 May ‘0825 May ‘0825 May ‘0825 May ‘0825 May ‘0825 May ‘08
Participant PresentationsParticipant PresentationsParticipant PresentationsParticipant Presentations
Model Site No. 1: OII LandfillModel Site No. 1: OII LandfillModel Site No. 1: OII LandfillModel Site No. 1: OII Landfill
Photo Source: J. Bray
