Chapter 17.20 SITE, LOT REQUIREMENTS This chapter is included in your selections. Sections: 17.20.010 Numbering required. 17.20.020 Maximum area occupied by accessory structure. 17.20.030 Playgrounds. 17.20.040 Access requirements. 17.20.050 Mobile home pad required. 17.20.060 Pad surfacing requirements. 17.20.070 Patio requirements.