All work under a permit issued by the Harbor Engineer shall be done:in accordance with the rules and regulations of the Department; in accordance with plans and specifications submitted by the permittee; and wholly at the expense of the permittee. The permittee shall indemnify and save harmless the Mayor and City Council of Baltimore, its officers, agents, and servants, against and from all damages, cost, and expense which they may suffer, or to which they may be put by reason of injury to the person or property of another resulting from carelessness or negligence on the part of the permittee. The procedure under the permit issued by the Harbor Engineer shall be in strict compliance with all applicable laws and ordinances and the rules and regulations of the city departments established for the purpose of enforcing them. The Harbor Engineer shall have the right to revoke a permit at any time. City Code, 1927, art. 15, §21 1950, art. 11, §28 1966, art. 10, §28 1976/83, art. 10, §28 Ord. 09-293