Chapter 19.50 F-1 – FLOODWAY ZONE This chapter is included in your selections. Sections: 19.50.010 Purpose and intent. 19.50.020 Definitions. 19.50.030 Established – Regulations generally. 19.50.040 Uses – Permitted with conditional use permit – Prohibited when. 19.50.050 Uses – Standards required to be met prior to issuance of permit.