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Modeling of Grout Returned Height for Postgrouting at Pile Tip Considering the Soil Unloading and Time-Dependent Behavior of Cement Viscosity Effects
Publisher: ASCE
Abstract: Postgrouting at the pile tip can improve the behavior of pile shaft resistance through the grout returned along the pile shaft. The soil radial unloading effect that existed in the bored pile shaft soil and the cement ...
Theoretical and Experimental Study on Elastic–Plastic–Sliding Load Transfer Model for Pile Tip and Pile Side Postgrouting Piles
Publisher: American Society of Civil Engineers
Abstract: An elastic–plastic–sliding trilinear load transfer model is established for grouted piles. This model summarizes the resistance–displacement relationships at both the side and tip of the pile, describing the transition ...
Theoretical Analysis of Pile Tip and Pile Side Compaction Grouting and Grout Diffusion Height Considering Unloading Effect
Publisher: American Society of Civil Engineers
Abstract: This study introduces a unified cylindrical and spherical cavity reverse expansion model to simulate the formation of compaction grouting bodies and grout diffusion along pile shafts. Stress field expression employs the ...
Comparison of Mechanical Properties of Various Suture Repair Techniques in a Partially Lacerated Tendon
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The technique of surgical repair for zone two flexor tendon injuries has been debated extensively throughout the years, yet adhesion formation, suture rupture, and suture locking on the pulley ...
Two-Dimensional Finite-Element Simulation of Periodic Barriers
Publisher: ASCE
Abstract: A novel kind of seismic isolation technique called “Periodic Barriers,” which combines trench-type wave barriers and metamaterial, is introduced in this research. Metamaterial possesses a unique frequency-selective property ...
Modeling of Compaction Grouting Considering the Soil Unloading Effect
Publisher: ASCE
Abstract: Previous studies have given little consideration to the influence of the soil unloading effect on compaction grouting. The theoretical relationship model between the soil unloading degree and the soil deformation modulus ...
Spherical Permeation Grouting Model of a Power-Law Fluid Considering the Soil Unloading Effect
Publisher: ASCE
Abstract: Previous studies have given little consideration to the influence of soil unloading effect on permeation grouting. A spherical permeation diffusion model considering the influence of soil unloading effect was established ...
Analysis of Drained Cavity Unloading–Contraction Considering Different Degrees of Intermediate Principal Stress with Unified Strength Theory
Publisher: ASCE
Abstract: Since previous studies give little consideration to the influence of different intermediate principal stresses in the cavity contraction problem, the unified strength theory (UST) is introduced into cylindrical cavity ...