ENVIRONMENTAL IMPACT OF HIGHWAY CONSTRUCTION AND MITIGATION MEASURES

Highway construction Environmental impact Mitigation measures Sustainable infrastructure Environmental management

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January 31, 2026

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Objective: This paper examines the primary environmental impacts of highway construction and reviews a broad array of mitigative measures that can be applied over the entire project life. Method: Based on the international experience and engineering codes, this study classifies the impacts by environmental element and offers technical, ecological, and managerial recommendations such as EIA assessment, green construction techniques, eco-compensation, and long-term monitoring. Results: The results highlight that early implementation of mitigation interventions in design and procurement substantially minimizes environmental risks and lifecycle costs, whilst enhancing social acceptance and project resilience. Novelty: Highway construction is a critical driver of economic growth and regional connectivity, yet it exerts significant environmental pressures throughout the planning, construction, and operation phases. The conflicting priorities of environmental sustainability and transportation infrastructure development. Policies for road construction are traded off against maintaining the condition of existing roads.