Apparatus for dynamic interface testing between reinforcing inclusions and sand

94 Pages·2015·3.45 MB·English

by  William M. Bergeson

Lehigh University
Lehigh Preserve
Theses and Dissertations
1999
Apparatus for dynamic interface testing between
reinforcing inclusions and sand
William M. Bergeson
Lehigh University
Follow this and additional works at:http://preserve.lehigh.edu/etd
Recommended Citation
Bergeson, William M., "Apparatus for dynamic interface testing between reinforcing inclusions and sand" (1999).Theses and
Dissertations.Paper 611.
This Thesis is brought to you for free and open access by Lehigh Preserve. It has been accepted for inclusion in Theses and Dissertations by an
authorized administrator of Lehigh Preserve. For more information, please [email protected].
Bergeson, ·William
M.
Apparatus· for
[)ynamic Interface
Testing between
R.einforcing
Inclu·sionsand·
Sand.
January 2000 ..
Apparatus for DynamicInterfaceTesting between Reinforcing Inclusions and Sand
by
WilliamM. Bergeson
AThesis
Presentedto the Graduate and Research Committee
ofLehighUniversity
in Candidacy for theDegree of
Master ofScience
III
Department ofCivilandEnvironmentalEngineering
LehighUniversity
-'
------------------,08=20~9 -_
.._~-----

ACKNOWLEDGMENTS
T.he author ofthis thesis,would like to thank the following people:
GraceE.'Bergeson
,
Albert o. Bergeson
Kimber!yA. Bergeson
TimothyM. Bergeson
. Bradly A. Bergeson
.Andrew D. Bergeson
John A. Bergeson
SueBergeson
~-
LisaBergeson & son Stuart
Dr. ScottRaschke
III
TABLE OF CONTENTS
TITLE PAGE ;.· .
,--"
CERTIFICATE OF APPROVAL..,.............................................
·11
ACKNOWLEDGEMENTS......
11l
TABLE OF CONTENTS...;.........................................................
IV
LIST OF FIGURES... viii
ABSTRACT ·............................................. 1
CHAPTERl............................................................................. . 3
1 IN"TRODUCTION : '" . 3
·1.1 CONSTRUCTION APPLICATIONS............................. 4
1.2 IN"TERACTION..................................................... 5
1.3 STATIC LOADIN"G VERSUS DYNAMIC LOADIN"G...... 6
1.4 FACTORS IN"FLUENCIN"GLABORATORY TEST
RESULTS............................................................ 7
1.5' BOUNDARY CONDITIONS..................................... 8
1.6 THREE CATAGORIES OFLABORATORYMETHODS... 9
1.6.1 EQUIVALENT HOMOGENIZATION METHODS... 10
1.6.2 EXPLICIT MODELIN"GME'FHODS..................... 10
1.6;-3 LIMIT EQUILIBRIUM METHQDS ;- ,. 11.
--_.~"~~--_.~-_.].6:-4-~PULLOUTDIRECt"SHEA:KTESTS~:-:-~:~~~~1.-1 --~
1.7 PULLOUT SHEARBOX TEST........................ 11
1.8 THESIS OBJECTIVE... 12
iv
1.9 CHAPTER SUMMARy............................................. 13
CHAPTER 2....... 18
2 LITERATUREREVIEW..................... . . 18
,
2.1 SHEARLAG ANALYSIS OFPLANARREINFORCMENTS. 18
2.2 PULLOUTTESTS TO INVESTIGATE LOAD TRANSFER... 21
2.3 DYNAMIC INTERFACESHEARSTRENGTH OF
GEOSYNTHETICS... 24
2.4 SUMMARY OFLITERATURE REVIEW....."................... 26
CHAPTER3............................................................................... 32
3. EQUIPMENT AND PROCEDURE........................................... 32
3.1 GENERALREQUIREMENTS....................................... 33
3.2 MATERIALS 35
3.2.1 ALUMINUM.................................................... 36
3.2.2 BUTYLRUBBER............................................. 37
3.2.3 CLEAR POLYCARBON...................................... 38
J.
3.2.4 ACRYLIC ~.............. 38
3.2.5 UNTREATED GLASS........................................ 39
3.2.6 POLYTETRAFLUOROETHYLENE...................... 39
------ -----------3.2.]~-BOLY_YIN.YLCHLORlDE................................. ;)9,---~-
3.3 FABRICATED EQUIPMENT :....... 40
3.3.1 PULLOUT SHEARBOX.........;........................ 40
v
3.3.2 REINFORCING INCLUSIONS........................... 42
3.3.3 SHAKETABLE MOUNTING BASEFRAME · 43
3.3.4 PRESSUREBAGS............... 44
3.3.5 COMPOSITWINDOW :;.......... 46
3.3.6 PULLOUT SHEARBOXSPACER...................... 46~
3.3.7 FRICTION LINERS :...................... 47
3.4 PURCHASED AND ACQUIRED EQUIPMENT.................. 47
3.4.1 AIR PRESSURESySTEM.................................... 47
3.4.2 PULLOUT ASSEMBLY AND MOTOR................. 48
3.4.3 DATAACQUISITION...................................... 48
3.4.4 SHAKINGTABLE.......................................... 48
3.5 ELECTRICALREQUIREMENTS.................................. 49
3.6 PROCEDURE........................................................... 49
3.7 SUMMARY OFEQUIPMENT AND TEST PROCEDURES... 51
CHAPTER4... .. . 59
4 EQUIPMENT ASSEMBLY AND RESULTS FROM ALL OFTHE
TESTS.............................................................................. 59
4.1 TEST EQUIPMENT FABRICATION AND ASSEMBLy 59
4.1.1 TOLERANCES................. 60
---------~. fLL2_CONSTRU_CTIQ~ROCESS................................ 61
4.2 PERFORMANCETESTRESULTS .:.:.:..;.d........ 63
4.3 FULL-SCALEINTERFACE TEST RESULTS......... 65
VI
4.4 SUMMARY OFEQUIPMENT FABRICATION AND TEST
..:J
RESULTS "...................... 66
(
CHAPTERS ".;: , 70
5 RESEARCH SUMMARIES AND fINALREMARKS.................... 70
5.1 EQUIPMENT SUMMARIES......................................... 70
5.2 TEST SUMMARIES ,........ 71
5.3 RESEARCH SUMMARy.... 72
5.4 RESEARCH CONCLUSIONS............... 73
5.5 FUTURERECOMMENDATIONS.................................... 75
REFERENCES..... 76
VITA" · ·......................... 79
vii
LIST OF FIGURES
CHAPTERl .
. .
1-1 HIGHWAYENGINEERING APPLICATIONS . 14
1-2 REINFORCED SOILFAILUREZONE : . 14
1-3 TYPICALLANDFILLLINER SySTEM . 15
1-4 SOLID WASTE ACTING ON LINER SySTEM ": . 15
1-5 SAND-INCLUSION INTERFACE · 16
1-6 DYNAMIC INTERFACETEST APPARATUS .. 17
CHAPTER 2
2-1· AUTOMATED PLANE-STRAIN REINFORCEMENT CELL....... 28
2-2 LARGE SCALEPULLOUTBOXAND REACTION FRAME...... 29
2-3 SHAKINGTABLEFACILITy............ 30
2-4 GEOSYNTHETICTO GEOMEMBRANEFORCE DIAGRAM.... 30
2-5 GEOTEXTILE TO GEOMEMBRANE FORCESLIP MODEL...... 31
2-6 STIFFNESS AND DAMPINGPARAMETERS - 31
CHAPTER 3
3-1 DYNAMIC INTERFACETESTAPPARATUS;.-, , ;., ·_52
~~---"---~~3~~C()NVENTIONALPULLOUT BOXES-&-THbPtH:I::;()tJT-S-H"tA:R~~--~--
BOX :~ , ~................................... 53
3-3 INTERNALCOMPONENTS.OFTHEPULLOUT-SHEARBOX... 54
viii