43,26 km 2 x 2 roads in earthquake zones of Sakarya – Kocaeli – Düzce. Soil Works, Engineering Structures, Sea and Creek Fortifications, Bored Piles, Bridges, Tunnels, Sub-foundations, Plant-Mix Foundation and Bituminous Hot Mix. Project Management, Construction Supervision, Material Approvals and Progress Payment Control, Quality Control and Quality Assurance, Provisional and Final Acceptance Services.

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