It is hereby declared to be in the interest of public health, safety, and welfare that the right-of-way of the Alameda County flood control and water conservation district be protected from unauthorized access. Dumping, discharging, depositing, obstruction, modification, diversion, destruction, cutting, blocking, removal, use, tunneling, boring, drilling, excavating, interference, spanning, construction, installation, landscaping, connecting or other activities that could cause damage to the right-of-way, so that the district programs of flood control, storm drainage, water conservation and other related purposes may be carried out in a manner that will result in the greatest public benefit at the least public cost. (Ord. 2000-35 § 1 (part))