(a) The chief of police and all members of the police department shall have the following powers to make or order arrests within the city:

    (1)    Upon a warrant issued by any judge or magistrate for violation of ordinances of the city or laws of the state.

    (2)    Upon probable cause to believe that a person is committing or has committed a felony.

    (3)    Upon probable cause to believe that a person is committing or has committed a misdemeanor in his presence.

    (b) The power to arrest authorized by this section shall be in addition to all other powers conferred upon police officers and shall not be construed so as to limit or restrict any other powers of a police officer.

(Code 1964, § 7.225)