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2026 Volume 49, Issue 2 (March 2026)

Flexural and Cracking Behavior of Clay Plates under Bending: Insights from Novel Tests and New Suction Parameters

Cihan Cengiz, Yao Yang Su, Cor Zwanenburg

Page Count: 26

Published Online: 22 October 2025

DOI: 10.1520/GTJ20250033

Format: PDF

Price: $25.00

Laboratory Devices and Methods for the Study of Processes in Rock Fractures: Fracture Generation, Characterization, and Process Monitoring

Gyeol Han, Juan Carlos Santamarina

Page Count: 17

Published Online: 03 December 2025

DOI: 10.1520/GTJ20240219

Format: PDF

Price: $25.00

A Systematic Approach to Zeta Potential Testing and Clay Dispersivity

T. G. Parameswaran, P. V. Sivapullaiah

Page Count: 14

Published Online: 03 December 2025

DOI: 10.1520/GTJ20250020

Format: PDF

Price: $25.00

The Manometer Sedimentation (m-Sed) System for Particle Size Distribution of Sand

Lei Zhang, Roman D. Hryciw

Page Count: 17

Published Online: 09 December 2025

DOI: 10.1520/GTJ20250053

Format: PDF

Price: $25.00

Study of the Effect of Fracture Filling on the Fracture Characteristics of the Cracked Straight-Through Brazilian Disc Gabbro

Shihao Yuan, Qiang Sun, Jishi Geng, Pengfei Li

Page Count: 12

Published Online: 10 December 2025

DOI: 10.1520/GTJ20250017

Format: PDF

Price: $25.00

CPT+NMR Technology for On-Land and Offshore Geotechnical and Hydrogeological Applications

Darya Morozov, David Walsh, Cristina Penner, Anh Nguyen, Thomas Christy, Daniel Pipp, Nicholas Basore

Page Count: 12

Published Online: 09 January 2026

DOI: 10.1520/GTJ20250057

Format: PDF

Price: $25.00

Mix Ratio Inversion of Geomechanical Model Materials Considering Shear Strength Parameters

Kai Zhang, Wenyu Zhuang, Xingbo Zhou, Xiaohu Du, Yaoru Liu, Qiang Yang

Page Count: 19

Published Online: 09 January 2026

DOI: 10.1520/GTJ20250062

Format: PDF

Price: $25.00

Experimental Investigation on Deformation Modes of a Cyclically Eccentric Loaded Gravity Foundation in Sand

Norman Goldau, Jann-Eike Saathoff, Martin Achmus

Page Count: 19

Published Online: 23 January 2026

DOI: 10.1520/GTJ20250044

Format: PDF

Price: $25.00

A Revision to the Minimum Required Specimen Width to Maximum Particle Size Ratio in ASTM D3080/D3080M for Direct Shear Testing of Coarse Granular Materials

Akram Deiminiat, Li Li

Page Count: 27

Published Online: 10 February 2026

DOI: 10.1520/GTJ20250035

Format: PDF

Price: $25.00

Design and Functionality Analysis of the High-Stress Permeameter (HSP), a Device Developed for Measuring Mechanical and Hydraulic Properties of Gas Hydrate-Bearing Pressure Core

Adrian V. Garcia, William F. Waite

Page Count: 22

Published Online: 10 February 2026

DOI: 10.1520/GTJ20250043

Format: PDF

Price: $25.00