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A dvanced C haracterization of I nfrastructure M aterials Laboratory. A dvanced C haracterization of I nfrastructure M aterials Laboratory. RESEARCH PARTNERS. Federal Highway Administration National Science Foundation Texas Department of Transportation Western Research Institute. - PowerPoint PPT Presentation
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Universal Sorption Device
Wilhelmy Plate
Microcalorimeter
SU
RF
AC
E E
NE
RG
Y M
EA
SU
RE
ME
NT
S
Aggregate Imaging System AIMS
PARTICLE SHAPE CHARACTERIZATION
X-ray CT Schematic
X-ray CT Equipment
X-ray CT Process
MIC
RO
ST
RU
CT
UR
E A
NA
LY
SIS
Dynamic direct tension tests
Dynamic Mechanic Analyzer
FR
AC
TU
RE
AN
AL
YSI
S
Capillary rise
Diffusion
Flow paths
MOISTURE TRANSPORT MEASUREMENTS
CO
MP
UT
AT
ION
AL
AN
AL
YS
IS
Permanent Deformation
Bond Strength
Advanced Characterization of Infrastructure Materials Laboratory
A C I M LabA C I M Lab
A C I M LabA C I M Lab
RESEARCH PARTNERS
• Federal Highway Administration
• National Science Foundation
• Texas Department of Transportation
• Western Research Institute
A C I M LabA C I M Lab
Advanced Characterization of Infrastructure Materials Laboratory
FACILITIES
• Aggregate Imaging System
Data Acquisition &
Force
• Surface Characterization
–USD–WP–Micro calorimeter–Sessile Drop
A C I M LabA C I M Lab
Advanced Characterization of Infrastructure Materials Laboratory
FACILITIES
• X –Ray Tomography
A C I M LabA C I M Lab
Advanced Characterization of Infrastructure Materials Laboratory
FACILITIES
• Asphalt Mastic Analysis (DMA)
A C I M LabA C I M Lab
Advanced Characterization of Infrastructure Materials Laboratory
0
200
400
600
800
1000
1200
1400
1600
1800
2000
0 1000 2000 3000 4000 5000 6000 7000
Cycles
NxG
'/G
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
G'/G
Fatigue Life
G'/G at Failure
Fatigue Life at Maximum NxG'/G
-150000
-100000
-50000
0
50000
100000
150000
-0.005 -0.004 -0.003 -0.002 -0.001 0 0.001 0.002 0.003 0.004 0.005
Pseudostrain
Str
ess
2000 Cycles
30000 Cycles
45000 Cycles Near Failure
Fatigue Life
D P S E
FACILITIES
• Chemical Analysis (DSC)
• Mineral Characterization (XRD)
A C I M LabA C I M Lab
Advanced Characterization of Infrastructure Materials Laboratory
FACILITIES
• Computational Modeling
Isotropic Layer = 0
Anisotropic Layer = 30%
Remove voids and cracks
Damage
Modeling Effect of Anistropy
A C I M LabA C I M Lab
Water Transport
Advanced Characterization of Infrastructure Materials Laboratory
NOW OPERATIONAL
Panoramic View of Test Equipment Area
A C I M LabA C I M Lab
Advanced Characterization of Infrastructure Materials Laboratory
A C I M LabA C I M Lab
A C I M LAB
A C I M LabA C I M Lab
COMPUTATIONAL MODELING
WORKSTATIONS
A C I M LabA C I M Lab
X RAY CT
A C I M LabA C I M Lab
S E M
SESSILE DROP
D S C / T G A
U S D
A C I M LabA C I M Lab
A I M S
A C I M LabA C I M Lab
MICRO CALORIMETERWILHELMY PLATE
DEVELOPMENT COST (Texas A&M)
• Lab area acquisition $350,000
• Lab area renovations $150,000
• Furniture $ 30,000
• Specialized Computers for Modeling $ 15,000
• Modeling and Simulation Software $ 15,000
• Lab infrastructural equipment $ 25,000
Total $585,000
A C I M LabA C I M Lab
Advanced Characterization of Infrastructure Materials Laboratory
EQUIPMENT - EXISTING
• X-Ray Tomography $650,000
• AIMS $ 40,000
• USD $ 75,000
• WP $ 50,000
• Micro calorimeter $ 65,000
• DSC $ 60,000
• Sessile Drop $ 30,000
• DMA $ 60,000
• XRD $ 40,000
• SEM $100,000
Total $1,120,000
A C I M LabA C I M Lab
Advanced Characterization of Infrastructure Materials Laboratory
EQUIPMENT - FUTURE
Planned Future Equipment
• Physisorption and Chemisorption Analyzer
• Gas Chromatograph – Mass Spectrometer
• Nano indenter
• Inverse Gas Chramatograph
• Attenuated Total Reflection – Infra Red Spectrometer
• pH Titrator
• Thin film micro strain device
A C I M LabA C I M Lab
Advanced Characterization of Infrastructure Materials Laboratory
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