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Planning and Construction

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Route Planning

We provide engineering advice on efficient and cost effective route plans, considering the selection of optimal structures and the preservation of roadside environments.

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Design & Construction Management

Based on their respective environments and conditions, the capital city highlights the total from the design of structures such as long tunnels and large bridges to construction management.

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Initiatives to Improve Roadside Environment

We have launched various initiatives aiming for an environmentally friendly "Eco Road" that conserves the environment and alleviates traffic, noise, and air pollution.

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Major Renovations to Metropolitan Expressway Structures

Introducing the renovation projects to ensure that the Metropolitan Expressway remains highly reliable over the long term.