SoilTech Powers Sustainable Railway Backfill Layer By MetaFLO | March 31, 2026 The use of MetaFLO’s biopolymer resulted in notable cost savings, productivity gains, and environmental benefits for a large-scale railway project by speeding up the stabilization process while cutting down water usage. Download the Case Study file Posted in Case Studies and tagged Biopolymers, railway, Soil stabilization, SoilTech