Search Results - "Ooi, Phillip S. K."

Shear Strength Characteristics of Recycled Glass by Ooi, Phillip S. K., Li, Melanie M. W., Sagario, Michelle L. Q., Song, Yonghui

“…A comparison of the California bearing ratio (CBR) for recycled glass (RG) with other recycled materials and a basaltic virgin aggregate, all having similar…”
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Simplified Lateral Load Analyses of Fixed-Head Piles and Pile Groups by Ooi, Phillip S.K, Chang, Brian K.F, Wang, Shuohang

“…The characteristic load method (CLM) can be used to estimate lateral deflections and maximum bending moments in single fixed-head piles under lateral load…”
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Predicting critical shear stress using multivariate adaptive regression splines and genetic expression programming for cohesive soils on the Island of Oahu, Hawaii by Rahimnejad, Reza, Vosoughifar, Hamid Reza, Bateni, Sayed M, Ooi, Phillip S. K, Rezaie, Fatemeh

“…31 undisturbed cohesive silts with plasticity indices ranging from 3 to 55% were tested in an erosion function apparatus to obtain their erodibility curves…”
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Numerical Study of an Integral Abutment Bridge Supported on Drilled Shafts by Ooi, Phillip S. K, Lin, Xiaobin, Hamada, Harold S

“…The majority of integral abutment bridges (IABs) in the United States are supported on steel H-piles to provide the flexibility necessary to minimize the…”
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Field Behavior of an Integral Abutment Bridge Supported on Drilled Shafts by Ooi, Phillip S. K, Lin, Xiaobin, Hamada, Harold S

“…The abutments of integral bridges are traditionally supported on a single row of steel-H-piles that are flexible and that are able to accommodate lateral…”
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Forensic Investigation of Distressed Pavement Supported on a Base Course Containing Recycled Concrete Aggregate by Ooi, Phillip S. K., Rajabipour, Farshad, Shafaatian, Afshin, Joo, Seungdon

“…The pressure for pavement and geotechnical engineers to incorporate sustainability into engineering projects has led to a rise in the use of recycled concrete…”
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Assessing the Compactability of Recycled Concrete Aggregate by Sagario, Michelle L. Q., Ooi, Phillip S. K.

“…With a rise in virgin aggregate consumption, the use of recycled materials has become an attractive solution in earthwork and pavement construction. An…”
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Resilient Modulus Models for Compacted Cohesive Soils by Ooi, Phillip S. K., Archilla, A. Ricardo, Sandefur, Kealohi G.

“…Three-parameter models have been used to represent the effects of confining and shear stresses on the value of resilient modulus. A new generation of such…”
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Estimation of a Resilient Modulus Model for Cohesive Soils Using Joint Estimation and Mixed Effects by Archilla, A. Ricardo, Ooi, Phillip S, Sandefur, Kealohi G

“…This paper presents the specification and estimation of a model based on the mechanistic empirical Pavement Design Guide (PDG) for estimating resilient modulus…”
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Interferometric Synthetic Aperture Radar versus Inclinometer Ground Surface Deformations at Active Landslide by Hendrix, Ryan, Ooi, Phillip S.K.

“…Rockfalls and landslides commonly occur in the Hawaiian islands. When these events occur along a thoroughfare, they can result in the loss of lives, cause…”
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Use of Low-Activity Nuclear Density Gauge in Iron Oxide-Rich Soils by Londynsky, Elizabeth N., Ooi, Phillip S. K.

“…Nuclear density gauges (NDG) have been widely used for field compaction control. However, their shortcomings include the burden of licensing with nuclear…”
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Nonlinear Interpretation of Resilient Modulus Parameters Considering Incremental Static and Dynamic Loading by Archilla, Adrian Ricardo, Ooi, Phillip S.K., Pathak, Saroj

“…The resilient modulus ( M r ) is typically interpreted as the average of the last five secant slopes of the cyclic stress-axial resilient strain curve from…”
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Incorporating shear stress ratio and load cycle number in a simple permanent deformation model for unbound material by Ooi, Phillip S.K.

“…A power model (ε = A. NB) to estimate permanent strain (ε) from single-stage repeated load triaxial (RLT) tests can simulate both shakedown and incremental…”
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Comparison of Field Behavior with Results from Numerical Analysis of a Geosynthetic Reinforced Soil Integrated Bridge System Subjected to Thermal Effects by Taeb, Arshia, Ooi, Phillip S.K.

“…When subjected to ambient daily temperature fluctuations, a 109.5 ft-long geosynthetic reinforced soil integrated bridge system (GRS-IBS) was observed to…”
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Use of a Laser Diffractometer to Obtain the Particle Size Distribution of Fine-Grained Soils by Galacgac, Jessica A., Ooi, Phillip S. K.

“…Obtaining the particle size distribution (PSD) of fine-grained soils in hydrometer testing has several shortcomings, particularly long test duration, whereas a…”
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Long-Term Behavior of a Geosynthetic Reinforced Soil Integrated Bridge System in Hawaii by Ooi, Phillip S. K., Adams, Michael T., Lawrence, Joseph B.

“…A 109.5-Ft-long Geosynthetic Reinforced Soil Integrated Bridge System (GRS-IBS) in Hawaii was instrumented to measure superstructure strains, vertical…”
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Model for the Erosion Rate Curve of Cohesive Soils by Rahimnejad, Reza, Ooi, Phillip S. K.

“…The scour rate found by the cohesive soil-erosion function apparatus (SRICOS-EFA) method provides more accurate and realistic scour predictions than the…”
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Factors Affecting Critical Shear Stress of Scour of Cohesive Soil Beds by Rahimnejad, Reza, Ooi, Phillip S. K.

“…Nearly 60% of bridge failures in the United States are caused by scour. When water flows in a channel, there is a critical value of riverbed shear stress;…”
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Lateral Load Analysis of Groups of Piles and Drilled Shafts by Ooi, Phillip S. K, Duncan, J. Michael

“…Current procedures for designing groups of piles for lateral loading require the use of a computer or extensive manual computations. This paper presents a…”
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Interpretation of Shakedown Limit from Multistage Permanent Deformation Tests: Geomaterials 2010 by YONGHUI SONG, OOI, Phillip S. K

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