About the preservation and topsoil conservation associated with development activities

In the following cases, consultation is always required.

• Urbanization area: Development activities with a development area of 0.5 ha or more
• Urbanization adjustment area: Development activities with a development area of 0.3 ha or more

Trees to be preserved

1. Healthy trees with a height of 10m or more
2. A group of healthy trees with an area of 300 square meters or more, in which trees with a height of 5m or more exist together at a rate of about one in 10 square meters

Preservation measures

1. Please take measures to preserve the target trees.

※Avoid cuttings and embankments should be avoided as much as possible under the vertical projection surface of the tree to be preserved.

Subject to conservation Measures

1. When the total area of cut or embankment more than 1m in height is 1,000 square meters or more

Topsoil subject to conservation

1. Surface soil containing organic substances essential for plant growth

conservation's Measures

1. Restoration of topsoil…At the stage where the development is completed, please restore it to the planting area.
2. Customer soil…Cover the planting area with topsoil collected from outside the development area.
3. Soil Improvement…Apply soil improvement materials and fertilizer to the generated soil in the development area.