Landslide Remediation
Comprehensive landslide remediation solutions that stabilize unstable slopes, address root causes of failure, and restore safe conditions for infrastructure and communities with permanent, engineered solutions.
Understanding Landslide Remediation
Landslide remediation requires understanding why slopes fail and addressing all contributing factors. Water is almost always involved—saturating soils, reducing strength, and adding weight. Our approach combines drainage solutions like horizontal drains and weep drains with structural reinforcement to both remove the driving forces and increase resistance to movement.
For active slides, we deploy techniques matched to the failure depth and mechanism. Shallow failures often respond to soil nailing combined with structural shotcrete facing. Deep-seated movements require high-capacity tieback anchors or micropiles that transfer loads to stable ground below the failure surface. Our drilling capabilities allow installation of reinforcement in virtually any ground condition.
Retaining structures are often essential for landslide repair. Soldier pile walls provide rapid construction when access is limited. MSE walls allow reconstruction of failed slopes with engineered fill. Gabion baskets offer flexible retention that accommodates some ongoing movement while drainage takes effect.
Successful remediation depends on understanding the complete picture. Our geotechnical investigation services identify failure surfaces, water pathways, and soil properties. Slope monitoring confirms that repairs are working and provides early warning if conditions change. This integrated approach—investigation, construction, and monitoring—ensures landslide repairs that last.
When Slopes Fail: Understanding Landslide Hazards
Landslides pose immediate threats to life, property, and critical infrastructure. Once ground begins to move, the situation can escalate rapidly from minor slumping to catastrophic failure, causing road closures, structural damage, utility disruption, and environmental destruction. Early recognition of warning signs allows intervention before small problems become major failures.
Without proper intervention, these conditions typically worsen over time. Early assessment and appropriate remediation can prevent costly emergency repairs and protect the assets and people that depend on stable ground.
Common Causes
- Heavy rainfall and prolonged water saturation
- Groundwater seepage and elevated pore pressures
- Erosion and undermining at slope toe
- Removal of vegetation or root structure
- Slope undercutting from construction or natural erosion
- Additional loading from structures or fill placement
- Seismic activity and earthquake loading
- Freeze-thaw cycles in clay-rich soils
- Weak clay layers or slip-prone geology
- Failed or inadequate drainage systems
Our Systematic Approach to Landslide Remediation
We address landslides through a comprehensive engineering process that stops immediate movement, identifies root causes through investigation, and implements permanent stabilization solutions. Every remediation is custom-designed based on site-specific conditions—there are no one-size-fits-all solutions for landslides.
Emergency Response & Assessment
Our team rapidly deploys to assess the extent of movement, identify immediate hazards, and implement emergency stabilization measures. We document conditions, establish monitoring points, and develop interim protection to prevent further damage while permanent solutions are designed.
Geotechnical Investigation
We conduct thorough subsurface investigations including drilling, soil sampling, groundwater monitoring, and inclinometer installation to locate failure surfaces and understand the failure mechanism. This data is essential for designing repairs that address root causes rather than symptoms.
Engineering Analysis & Design
Our engineers analyze slope stability using industry-standard software, evaluate multiple remediation alternatives, and design solutions optimized for effectiveness, constructability, and cost. Designs address all contributing factors—drainage, reinforcement, erosion protection—for comprehensive repair.
Drainage Solutions
Water is the primary driver in most landslides. We install horizontal drains to lower groundwater tables, French drains to intercept surface water, and collection systems to manage flow. Effective drainage can reduce driving forces by 30-50%, making it essential for lasting repairs.
Structural Stabilization
Depending on failure depth and mechanism, we deploy soil nails for shallow failures, high-capacity tieback anchors for deep-seated slides, micropile walls for structural support, or MSE walls for reconstruction. Techniques are matched to site conditions for optimal performance.
Monitoring & Verification
Post-remediation monitoring confirms stabilization performance and provides early warning if conditions change. We install inclinometers, piezometers, and survey monuments to track long-term behavior. This data validates repairs and informs maintenance requirements.
How We Deliver
Our field services deliver comprehensive solutions tailored to your specific site conditions and requirements.
Why Choose Rock Supremacy
Techniques We Use
Proven engineering methods that deliver long-term stability and protection.
Gabion Baskets
Gabion baskets are wire-mesh containers filled with rock that create flexible, permeable retaining structures. They're widely used for erosion control, slope stabilization, channel protection, and retaining walls where drainage and adaptability to settlement are essential.
Horizontal Drains
Horizontal drains are drilled drainage systems designed to lower groundwater pressure and improve the stability of slopes, embankments, and rock faces. By relieving pore pressure, these drains significantly reduce the risk of landslides, sloughing, and long-term slope movement.
Micropiles
Micropiles are small-diameter, high-strength deep foundation elements used to transfer loads into competent ground. Their versatility makes them ideal for underpinning, slope stabilization, and situations with limited access or difficult geology.
Mechanically Stabilized Earth (MSE) Walls
MSE walls are reinforced soil retaining structures built using engineered backfill and steel or geosynthetic reinforcement layers. Faced with precast panels, welded wire baskets, or vegetated facings, MSE walls provide cost-effective, flexible earth retention for infrastructure and commercial projects.
Pressure Grouting
Pressure grouting strengthens ground, fills voids, and reduces water infiltration by injecting grout into soil, fractured rock, or void spaces. This technique supports slope stabilization, foundation improvement, landslide remediation, and structural repairs.
Soil Nailing
Steel bars driven into soil to reinforce and stabilize loose ground or slope faces.
Soldier Pile Walls
Soldier pile walls are proven earth retention systems for stabilizing deep excavations and steep slopes. Steel beams installed at intervals with lagging placed between them provide flexible, economical support that adapts to site constraints.
Structural Shotcrete
Structural shotcrete is high-strength, reinforced concrete applied pneumatically to create durable retaining walls, tunnel linings, and slope support systems. Engineered to carry significant loads, it provides monolithic construction that conforms to irregular surfaces.
Tieback Anchors
Tieback anchors provide active lateral reinforcement for retaining walls, excavation support systems, and slope stabilization by transferring loads deep into stable ground or rock. These post-tensioned elements are essential for deep excavations and high-load applications.
Weep Drains
Weep drains provide surface-level drainage relief by allowing water trapped behind shotcrete, retaining walls, or stabilized slopes to escape. These drains prevent hydrostatic pressure buildup, which can compromise structural stability.
Industries Impacted
We serve these sectors with specialized expertise in their unique challenges and regulatory requirements.
Our Work
See how we've delivered this solution for clients across the country.
Landslide Remediation FAQ
Our Service Area
Rock Supremacy operates from strategic bases in Oregon and Tennessee, giving us coast-to-coast reach with direct access to the western mountains, central corridors, and the southeastern rockfall hot zones. Our teams are licensed, equipped, and trained to mobilize anywhere in the Lower 48, Alaska, Puerto Rico, Canada, and the Caribbean.
If rock is moving, sliding, cracking, sloughing, or threatening a critical asset, we can be on-site within 48 hours for emergency response. Our crews arrive with the equipment, engineering support, and shotcrete/ground-stabilization systems required to stop the problem—not just manage it.
Where We Work
- United States: Lower 48 + Alaska
- Territories: Puerto Rico
- International: Canada + Caribbean
- Remote and rugged access
Our Strategy
- Two operational bases
- Rapid emergency dispatch
- Certified technicians
- Full-scale capability on arrival
Western Division (HQ)
Eastern Division
About Rock Supremacy
Rock Supremacy is North America's premier geotechnical contractor specializing in rockfall mitigation and slope stabilization. Our team combines technical expertise with uncompromising safety standards.
From the steep canyons of Colorado to the coastal bluffs of California, we've developed proven methodologies for stabilizing slopes and protecting critical infrastructure. Our crews are trained to work in the most demanding vertical environments.
Our Safety Record
We maintain a safety-first culture because we believe every worker deserves to go home safe at the end of the day. This commitment to safety has earned us the trust of DOTs, mining companies, and energy providers across the country.
All crew members receive ongoing training in high-angle rescue, fall protection, and hazard recognition. We conduct daily safety briefings and maintain rigorous equipment inspection protocols.
Client Testimonials
Trusted by DOTs, engineering firms, and property owners nationwide.
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