Chapter 27.84 FENCES, TREES AND HEDGES 27.84.010 FENCES—HEIGHT LIMITATION. 27.84.015 FENCES—HEIGHT MEASUREMENT ON SLOPING LOTS. 27.84.020 EXCEPTIONS. 27.84.025 EXISTING FENCES. 27.84.030 FENCES OR WALLS REQUIRED FOR COMMERCIAL OR MANUFACTURING DISTRICTS ABUTTING RESIDENTIAL DISTRICTS. 27.84.040 FENCE OR HEDGE—BRANCH EXTENSION. 27.84.050 HEDGE OR TREE—SITE OBSTRUCTION.