Fab Site Feasibility & Cleanroom Environmental Assessment

Fab Site Feasibility & Cleanroom Environmental Assessment

Fab Site Feasibility & Cleanroom Environmental Assessment

Service Overview

Semiconductor fab site selection demands far more precision than conventional industrial assessments. Critical parameters such as ambient vibration (VC-A to VC-G), electromagnetic interference (EMI), airborne molecular contamination (AMC), seismic microzonation, and power quality directly impact tool performance and yield.

Desapex delivers a digitally integrated feasibility assessment, combining advanced environmental measurements with high-fidelity 3D site modeling. This enables stakeholders to evaluate site readiness with complete clarity ensuring that every constraint, risk, and opportunity is understood before investment decisions are made.

Our Digital-First Approach

Reality Capture-Driven Modeling

High-resolution LiDAR and drone photogrammetry create an accurate digital foundation of site topography, structures, and infrastructure.

Multi-Parameter Data Integration

Vibration spectra, EMI mapping, AMC levels, and geotechnical data are layered into a unified 3D environment.

Multi-Parameter Data Integration

Vibration spectra, EMI mapping, AMC levels, and geotechnical data are layered into a unified 3D environment.

Spatial Risk Visualization

Environmental constraints are visualized in context—allowing teams to identify conflicts and optimize layout decisions early.

Spatial Risk Visualization

Environmental constraints are visualized in context—allowing teams to identify conflicts and optimize layout decisions early.

Performance-Centric Analysis

Every dataset is aligned with semiconductor tool sensitivity requirements, ensuring decisions are driven by operational performance.

Performance-Centric Analysis

Every dataset is aligned with semiconductor tool sensitivity requirements, ensuring decisions are driven by operational performance.

Data-Backed Decision Making

Stakeholders can evaluate trade-offs in real time, replacing fragmented reports with a single, intelligent feasibility model.

Data-Backed Decision Making

Stakeholders can evaluate trade-offs in real time, replacing fragmented reports with a single, intelligent feasibility model.

Core Deliverables

  • 3D Site & Terrain Modeling

    Cut-fill analysis, drainage strategy, and optimized building pad layouts for fab and support facilities.

  • Ambient Vibration Assessment

    Measurement and spectral analysis aligned with VC curves at critical tool installation zones.

  • Electromagnetic Interference (EMI) Mapping

    RF environment characterization for fab floor planning and sensitive metrology equipment placement.

  • Air Quality & AMC Baseline Study
    Evaluation of SOx, NOx, organics, and particle concentrations impacting cleanroom environments.

  • Power Quality & Reliability Analysis
    Assessment of voltage stability, harmonic distortion, and grid reliability history.

  • Geotechnical & Seismic Integration
    Foundation design inputs incorporating soil investigation and seismic microzonation data.

  • UPW Source Water Analysis
    Evaluation of raw water quality and treatment requirements to achieve 18.2 MΩ·cm resistivity standards.

Why Choose Desapex

A semiconductor fab is a multi-billion-dollar investment where early-stage decisions define long-term performance. Undetected issues such as excessive vibration or unstable power cannot be fully mitigated after construction.

Desapex ensures complete environmental validation before site commitment, reducing risk at the most critical stage of the project. By combining engineering expertise with digital intelligence, we help clients avoid irreversible mistakes and build fabs on truly viable foundations.

Unique Selling Proposition

Desapex delivers a unified 3D feasibility platform that integrates conventional site data with semiconductor-specific environmental parameters.

This allows decision-makers to visually evaluate complex trade-offs such as tool placement vs. vibration zones, or cleanroom orientation vs. AMC sources within a single spatial model. Unlike traditional spreadsheet-based assessments, our approach provides intuitive, data-rich insights that accelerate confident decision-making.

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Let’s make your next project on time and within budget.

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Let’s make your next project on time and within budget.

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Let’s make your next project on time and within budget.