Chapter 18.85 STREET TREES This chapter is included in your selections. Sections: 18.85.000 Purposes. 18.85.010 Street plan adopted. 18.85.020 Permits. 18.85.030 Duties of director of public works. 18.85.040 Abuse of street trees. 18.85.050 Replanting and replacement. 18.85.060 Visibility blockage.