The hours during which dredging or excavating in inundated lands may occur shall conform to those set forth in Section 16.04.015. Any dredging or excavating that occurs outside of the prescribed times without prior written authorization by the City Manager shall subject the responsible person to a fine of $100 per occurrence and an immediate cease and desist order. Three violations of this Section by any person operating under a permit issued pursuant to this Chapter shall be grounds for the immediate revocation of the permit. (Ord. 99-4 § 2, 1999.)