Chapter 9.50 STREET AND SIDEWALK OFFENSES This chapter is included in your selections. Sections: 9.50.010 Obstruction of public ways. 9.50.020 Obstruction of building entrances. 9.50.030 Open cellar doors or grates. 9.50.040 Obstruction of fire hydrants. 9.50.050 Vending goods on streets or sidewalks.