For each and every violation of any provision of this chapter, the owner, contractor or any other persons who commit, take part or assist in any violation of this chapter, or who maintain any building or premises in which any violation of this chapter exists, and who shall have refused to abate such violation within 10 days after written notice shall have been served upon him, either by mail or by personal service, shall for each and every violation be imprisoned for a period not exceeding 90 days or be fined not exceeding $500 or both at the discretion of the Municipal Court Judge before whom a conviction may be had. Each and every day that such violation continued after such notice expires shall be considered a separate and specific violation of this chapter.