📋 Case Study

Coastal Highway Cantilever Wall Retrofit

Chronic toe erosion and hydrostatic uplift causing cracking and settlement

🏗️ Project Overview

State Route 1 stabilization project, Monterey County, CA

🎯 Challenge

Chronic toe erosion and hydrostatic uplift causing cracking and settlement

🔧 Design Approach

Addition of keyed toe slab, perforated weep system, and geosynthetic wrapped drainage layer

📐 Design Diagram

Cantilever WallGeosynthetic Wrapped Drainage LayerPerforated Weep PipesToe KeyV = 185 kN/mh_drain = 4.9 mΔu = 48 kPaUplift PressureChronic Toe Erosion & Hydrostatic UpliftDrainage Flow

AI-generated project design illustration