FLAC3D Staged Construction for Urban Tunnels
A repeatable staging template for shallow urban tunnels — from initial stress to lining activation and surface settlement checks.
Blog
Geotechnical
Practical engineering insights, project lessons, and technology trends — written by our team.
Rock Bolt Patterns: When Density Beats Length
Support design in blocky ground is a pattern problem — spacing and sequence matter as much as bolt capacity on the datasheet.
Calibrating PFC Models for Fracture Networks
Bonded particle models need lab-anchored calibration — not tuned solely to match a single failure photo.