EIA Noise Modeling — Environmental Impact Assessment Software
Noise is one of the most significant environmental impacts of infrastructure and industrial development. SoundPLAN is used by environmental impact assessment consultants worldwide to produce the rigorous, defensible noise predictions that regulators require. Whether the project is a highway, a railway, an airport, a power plant, or a new industrial facility, SoundPLAN provides the calculation accuracy and reporting capability to meet EIA submission requirements.
Across Asia and the Middle East, SoundPLAN Asia supports EIA professionals working to international standards (WHO, IFC/World Bank Performance Standards, ISO 9613-2) and national EIA frameworks in Thailand, Malaysia, Singapore, Indonesia, Vietnam, Saudi Arabia, UAE, and other countries in the region.
EIA Noise Modeling Capabilities
- Multi-source noise modeling — Model road traffic, railway, aircraft, industrial, and construction noise sources simultaneously within a single project
- International standard compliance — Calculate using ISO 9613-2, CRTN, NMPB, Schall 03, ECAC Doc.29, RLS-19, and 45+ other standards — the right method for your country and project
- Noise level mapping — Color-coded noise contour maps showing daytime (Lday), evening (Levening), night-time (Lnight), and combined Lden noise levels
- Sensitive receptor assessment — Automatic facade level calculations for schools, hospitals, residences, and other noise-sensitive buildings
- Population exposure analysis — Count the number of people exposed above each noise threshold
- Mitigation measure design — Model noise barriers, bunds, building setbacks, and facade insulation; calculate the noise reduction achieved
- Before & after scenarios — Compare existing conditions, project impact, and mitigated conditions in the same project file
- EIA-ready reporting — Professional maps, data tables, and documentation formatted for regulatory submission
Typical EIA Project Types
- Highway, expressway, and road widening EIAs
- Metro, light rail, and high-speed rail EIAs
- Airport expansion and new airport EIAs
- Industrial estate, factory, and power plant EIAs
- Residential and mixed-use development noise assessments
- Port and logistics facility noise impact studies
What Regulators Require from EIA Noise Chapters
EIA noise chapters accepted by regulators across Asia and the Middle East consistently require: identification of all significant noise sources; a clear description of the calculation methodology and standards applied; noise contour maps at defined receiver heights; receptor-level noise predictions for all identified sensitive receivers; a comparison of predicted levels against applicable standards; and a description of proposed mitigation measures with quantified noise reduction estimates. SoundPLAN produces all of these outputs in a single consistent workflow, ensuring nothing is missed and the assessment is complete for regulatory submission.
International Development Bank Requirements
Projects financed by the World Bank, Asian Development Bank, IFC, or Islamic Development Bank must meet IFC Environmental and Social Performance Standards — including noise standards for operational noise at sensitive receptors (typically WHO night-time guidelines or IFC-specific limits). SoundPLAN's international standard coverage and professional reporting format are widely accepted for IFC and ADB environmental compliance submissions.
Request a SoundPLAN demonstration for your EIA projects | Transportation noise assessment | Industrial noise permitting