The City Administrator may determine that any clearing, grading, retaining wall, or geologic condition on private property has or may become a hazard to life and limb, or endanger property, or cause erosion, or adversely affect drainage or the safety, use or stability of a public way or drainage channel. Upon receipt of notice in writing from the City Administrator, the owner must mitigate the hazard and be in conformity with the requirements of this Title. The City Administrator may require that plans and specifications and engineering reports be prepared in compliance with this Chapter.