In this episode, we’ll cover global project highlights, new tools and research, a deep-dive topic on Helical piles vs concrete foundations for communicationtowers, a brief look back at geotechnical history, and finally, we’ll share some upcoming courses and seminars from around the globe.

Segment 1: Global Project Highlights:

Shanghai Metro works site sealed after sinkhole opens at Qixin Road

https://www.geoengineer.org/news/shanghai-metro-works-site-sealed-after-sinkhole-opens-at-qixin-road

First tunnel excavation completed on Messina-Catania railway

https://www.tunnelsandtunnelling.com/news/first-tunnel-excavation-completed-on-messina-catania-railway/

Coastal path section lost after major landslip at Stonebarrow

https://www.geoengineer.org/news/coastal-path-section-lost-after-major-landslip-at-stonebarrow

Multiple sinkholes trigger emergency in Phillipsburg after dump truck collapse

https://www.geoengineer.org/news/multiple-sinkholes-trigger-emergency-in-phillipsburg-after-dump-truck-collapse

Segment 2: Research and Tech Tools

Strength and stiffness of DSM Columns in Clayey/Sandy Soils: Analytical, Experimental, and Full-scale Field-based Investigations

https://cdnsciencepub.com/doi/10.1139/cgj-2025-????

Hydro-Mechanical Numerical Analysis of Fault Reactivation Considering Fault-Zone Architecture in Clastic Reservoirs

https://doi.org/10.1007/s10706-026-03647-z

Artificial intelligence strategy for the U.S. Geological Survey

https://doi.org/10.3133/cir1562

Rock mass grade recognition of TBM tunnel based on multi-feature extraction, compression, and LightGBM

https://cdnsciencepub.com/doi/10.1139/cgj-2025-

Segment 3: Deep Dive Topic

Helical piles vs concrete foundations for communication towers
https://www.geoengineer.org/news/helical-piles-vs-concrete-foundations-for-communication-towers

Segment 4: This Week in Geotechnical History

Granduc Mine disaster

https://www.geoengineer.org/on-this-day/02/18

Segment 5: Upcoming Courses & Seminars

Event links:

· https://www.geocongress.org

· https://www.ecsmge.org

· https://www.ita-aites.org

· https://www.sut.org

For suggestions and feedback: thisweekingeotechnics@gmail.com