If such owner or occupant shall not within thirty (30) days thereafter cause such obstructing trees, boughs, shrubbery or limbs to be removed as provided in accordance with the provisions of this chapter, then the city shall forthwith remove them. Proper pruning season will be taken into consideration. This section, however, shall not be construed as waiving the rights of the city to prosecute under the provisions of this chapter. (Ord. G-786 § 2 (part), 1994: prior code § 16-112)