Chapter 18.29 DUC DOWNTOWN URBAN CENTER DISTRICT This chapter is included in your selections. Sections: 18.29.010 Intent. 18.29.020 Scope. 18.29.030 Process. 18.29.040 Definitions. 18.29.050 Use limitations. 18.29.053 Uses/activities requiring an administrative use permit. 18.29.055 Uses/activities requiring a conditional use permit. 18.29.060 Development standards. 18.29.070 Design standards.