HESCO Barrier: Implementation Cases and Monitoring Data of Ecological Restoration Function
HESCO Barrier Implementation Cases 1. River Ecological Restoration: Srepok Riverbank Stabilization, Vietnam (2024) Challenge : Monsoonal floods caused 15m/year of bank erosion, endangering farmland and villages. Solution : Deployed 2.1 km of HESCO barriers (30° water-facing slope) filled with volcanic rock (70%) and recycled rubber granules (30% for fragmentation absorption). Seeded vetiver grass through barrier gaps; roots reached 3m depth, enhancing soil shear strength. Ecological Monitoring Data (18 months post-deployment) : Metric Pre-Intervention Post-Intervention Change Bank erosion length 15m/year 0 100% control Fish population density Baseline 100% 135% +35% Water turbidity (NTU) 45 28 -38% Native vegetation cover 12% 68% +467% Mechanism : Barrier pores trapped sediment while vetiver roots stabilized soil, achieving sedimentation at 8cm/month. 2. Mining Area Restoration: Hüsamlar Cop...