A.
No clearing or excavating shall be started on any part of the street until the Tree Warden has designated, in writing, those trees which are to remain in the tree belt. Such trees to be preserved shall be protected during construction by fenders or boxes, and their root systems shall be disturbed as little as possible.
B.
No matter such as stumps, trunks, limbs of trees, brush, boulders or such material shall be buried or left within the limits of the right-of-way lines.