SLOPE STABILITY & SLOPE ANALYSIS

SETAF2018: Advanced Slope Stability Software

Rapidly identify critical failure surfaces in complex terrain geometries with integrated 2D limit equilibrium analysis, reinforcement systems, and transparent geotechnical reporting.

Analyze Now Analysis Methods

📐 LİMİT DENGE PRENSİPLERİ

Natural and engineered slopes require precise modeling, rapid iterations, and reliable slope stability software to ensure long-term safety. SETAF2018 automatically optimizes the critical slip surface with the lowest Factor of Safety (FS) under both static and pseudo-static seismic conditions using advanced limit equilibrium methods.

AUTOMATIC CRITICAL SURFACE

MODELING POWER

1. Flexible Slope Modeling and Parametric Data Entry

Have full control while defining terrain shape and soil layers. Put an end to manual trial-and-error processes.

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Layered Structures and G.I.S. Integrate layers, water levels, and surcharge loads based on coordinates or interactively.

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Geometric Freedom Conduct realistic modeling over stepped slopes and complex soil profiles.

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Automatic Optimization The software automatically determines the most critical slip surface among thousands of iterations.

ANALYSIS METHODS

2. Limit Equilibrium Methods: Bishop and Fellenius

Calculate safety factors (FS) accurately using the most reliable and accepted slice methods in geotechnical literature.

Method Support Perform analyses fully compatible with OMS/Fellenius and Simplified Bishop methods.

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Advanced Surface Types Model different soil behaviors with infrastructure supporting circular or polygonal slip surfaces.

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Seismic Analysis (Earthquake Impact) Include limit values and dynamic loads for earthquake conditions in addition to static conditions.

FACTOR OF SAFETY (FS) OPTIMIZATION

FHWA STANDARTLARI UYUMLU

REINFORCEMENT SOLUTIONS

3. Reinforcement Elements: Anchor and Soil Nail

Mathematically demonstrate the contribution of structural elements used to strengthen an existing structure to stability, and include it in your report.

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Anchored Strengthening Analyze the resistance-increasing effect on the structure considering the free and root lengths.

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Soil Nail Capacity Verify the system's safety regarding tendon break loads and sliding resistances with FHWA.

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Comprehensive Calculation and Report Monitor the effect of reinforcement elements in a 3D modeling environment and report it professionally.

REPORTING & OUTPUT

4. Transparent Reporting and Traceable Iterations

Each stability analysis conducted is ready to be presented to the regulatory authorities and is turned into professional technical reports. The calculation process is no longer a "black box".

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Mathematical Evidence The chosen analysis methods and the equations used are documented with a transparent infrastructure.

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Graphical Outputs Factors of safety distributions and iterations are presented visually in the reports.

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Economic and Safe Design Determine the most optimal solution by comparing alternative reinforcement methods.

PDF / EXCEL DIRECT OUTPUT

Slope Stability

Streamline Geotechnical Workflows with a Proven Slope Stability Program

Modern geotechnical projects demand more than isolated calculations. Engineers must manage soil profiles, groundwater conditions, loading scenarios, reinforcement systems, and reporting requirements while maintaining confidence in every design decision. SETAF2018 brings these workflows together in a single slope stability software platform, helping engineering teams reduce manual effort and focus on evaluating real project risks.

From initial terrain modeling to final documentation, the software for slope stability analysis supports the complete engineering process. Users can define layered soil conditions, groundwater levels, surcharge loads, and complex geometries before automatically searching for the critical failure surface with the lowest Factor of Safety (FS). This integrated approach helps engineers perform reliable slope stability analysis while significantly reducing repetitive modeling tasks.

Unlike many slope stability programs that provide only numerical outputs, SETAF2018 emphasizes transparency throughout the calculation process. Bishop and Fellenius limit equilibrium methods, reinforcement contributions, iteration results, and safety factor calculations can all be documented in clear technical reports suitable for project reviews and regulatory submissions.

Whether evaluating natural slopes, excavation support systems, reinforced embankments, or engineered earth structures, SETAF2018 provides the modeling flexibility, optimization capabilities, and reporting tools required by modern geotechnical professionals looking for dependable slope analysis software.

Platform Comparison

Why SETAF2018 Over Legacy Slope Stability Software?

Selecting the right slope stability software is not only about obtaining a Factor of Safety value. Modern geotechnical projects require transparent calculations, rapid optimization, reinforcement modeling, and reporting structures that can withstand technical review. While many traditional solutions rely on manual iterations or proprietary calculation workflows, SETAF2018 is designed to provide engineers with greater visibility into every stage of the analysis process.

Feature	Legacy "Black-Box" Systems	SETAF2018
Calculation Transparency	Limited visibility into assumptions and iterations	Fully traceable calculations and technical reports
Slip Surface Search	Manual trial-and-error workflows	Automatic critical slip surface optimization
Slope Stability Analysis	Often limited to basic workflows	Advanced slope stability analysis with Bishop and Fellenius methods
Seismic Analysis	Static analysis only in many cases	Static and pseudo-static seismic analysis
Reinforcement Modeling	Separate tools or complex workflows	Integrated anchor and soil nail analysis
Reporting	Non-standard or limited outputs	Professional PDF reports suitable for review and approval
Design Optimization	Time-consuming manual comparisons	Rapid evaluation of multiple stabilization alternatives
Engineering Productivity	Repetitive data entry and iterations	Streamlined geotechnical workflow management

For organizations searching for a reliable slope stability program, the ability to combine modeling, optimization, reinforcement evaluation, and transparent reporting within a single platform can significantly reduce engineering effort while improving confidence in design decisions.

Engineering Process

Typical Slope Stability Analysis Workflow with SETAF2018

SETAF2018 is designed to streamline the complete geotechnical analysis process, from initial site characterization to final technical reporting. Rather than switching between spreadsheets, separate calculation tools, and manual documentation workflows, engineers can perform the entire slope stability analysis within a unified environment.

Step 1: Define Site and Soil Conditions

Input terrain geometry, soil layers, groundwater levels, surcharge loads, and geotechnical parameters. Complex slope geometries and layered ground conditions can be modeled efficiently.

Step 2: Build the Engineering Model

Create the slope profile and define project-specific conditions, including static or pseudo-static seismic loading scenarios.

Step 3: Run Automatic Critical Surface Search

The software automatically evaluates thousands of potential failure mechanisms to identify the critical slip surface associated with the lowest Factor of Safety (FS).

Step 4: Evaluate Stabilization Alternatives

Analyze anchors, soil nails, surcharge modifications, and other reinforcement solutions to compare their impact on overall slope performance.

Step 5: Optimize the Design

Review safety factors, failure mechanisms, and reinforcement effectiveness to determine the most efficient and economical design solution.

Step 6: Generate Traceable Technical Reports

Export professional documentation containing analysis assumptions, calculation procedures, iteration results, safety factors, and graphical outputs suitable for internal review, clients, and regulatory authorities.

This workflow enables engineers to move from raw geotechnical data to auditable design documentation using a single stability analysis software platform.

Technical Advantages for Engineers

Discover scientific accuracy and reporting speed in complex structure and slope analyses.

Analiz Kriteri SETAF2018 Yeteneği Mühendislik Çıktısı Yöntemler Bishop, Fellenius (Dilim Yöntemleri) Precise Factor of Safety (FS) Kritik Yüzey Otomatik Arama ve Optimizasyon Identification of the Most Risky Sliding Surface Güçlendirme Ankraj, Zemin Çivisi, Sürşarj Improved Structure Stability Dökümantasyon İzlenebilir İterasyon Raporu Verifiable Technical Report

Manage Slope Stability with SETAF

Identify the most critical sliding surfaces in seconds and instantly generate your verifiable reports.

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Frequently Asked
Questions (FAQ) About Slope Stability

We have answered the most frequently asked questions about SETAF2018 for you.

What is slope stability software used for in geotechnical engineering?

Slope stability software is used to evaluate whether natural slopes, excavation faces, embankments, or reinforced soil structures can remain stable under static and seismic loading conditions. Engineers use these platforms to calculate the Factor of Safety (FS), identify potential failure surfaces, and assess the impact of groundwater, surcharge loads, and reinforcement systems. Modern slope stability software also helps optimize critical slip surfaces automatically instead of relying on manual trial-and-error calculations. SETAF2018 is designed specifically for rapid 2D limit equilibrium analysis workflows, allowing engineers to perform practical geotechnical evaluations with transparent and traceable calculations.

Which limit equilibrium methods does SETAF2018 support?

SETAF2018 supports the two most widely accepted slope stability methods in geotechnical engineering literature: Ordinary Method of Slices (OMS/Fellenius) and Simplified Bishop analysis. These slice-based limit equilibrium methods are commonly used for evaluating circular and complex slip surfaces in both natural and engineered slopes. The software automatically calculates driving and resisting forces while optimizing the critical failure surface with the lowest Factor of Safety (FS). By combining rapid computation with transparent reporting, SETAF2018 helps engineers produce reliable slope stability analyses without relying on black-box calculation systems.

Can SETAF2018 perform seismic slope stability analysis?

SETAF2018 is currently optimizing its core slope stability module with plans to launch full seismic slope stability analysis capabilities in the coming months. This upcoming update will allow engineers to directly integrate pseudo-static seismic loading conditions, earthquake coefficients, and dynamic boundary effects into limit equilibrium calculations (such as Bishop and Fellenius methods). This will enable a comprehensive evaluation of slope behavior and the potential reduction of the Factor of Safety (FS) under dynamic forces. Developed with high-seismic zones like Turkey in mind, this feature will ensure strict compliance with modern design standards (including TBDY and Eurocode 7), making SETAF2018 an even more robust solution for infrastructure and deep excavation projects in earthquake-prone regions.

Does SETAF2018 support soil nail wall and anchor reinforcement analysis?

SETAF2018 includes integrated reinforcement analysis tools for both anchored systems and soil nail wall applications. Engineers can evaluate tendon forces, root lengths, pull-out resistance, and reinforcement effects directly inside the original slope stability model without switching to external modules. The software also supports FHWA-compliant soil nail verification workflows, helping users validate tensile capacities and sliding resistances using accepted engineering standards. This integrated structure significantly reduces modeling time while improving consistency between slope geometry, reinforcement layout, and reporting outputs.

Why do engineers prefer transparent geotechnical reports instead of black-box outputs?

In many geotechnical projects, especially those submitted to municipalities or regulatory review boards, engineers must demonstrate how the calculations were performed instead of presenting only numerical results. Black-box software systems can create challenges during technical reviews because the underlying assumptions and equations are not always visible. SETAF2018 addresses this issue by generating transparent slope stability reports that clearly document formulas, slice iterations, pore pressure effects, and safety factor calculations. This traceable reporting structure helps engineers produce auditable technical documentation while improving confidence during project approval processes.