The contractor and each of his subcontractors shall maintain payrolls and basic records relating thereto during the course of the work and shall preserve them for a period of 3 years thereafter for all laborers, mechanics, and apprentices working directly upon the site of the work. These records shall contain:the name and address of each such employee; his classification in accordance with the classifications fixed in the contract; a designation of laborer, mechanic, or apprentice; the number of hours worked each day; the hourly wage rate; the gross wages, deductions made, and actual wages paid; a copy of the Social Security returns and evidence of payment thereof; a record of fringe benefit payments including contributions to approved plans, funds, or programs and/or additional cash payments; and such other data as may be required by the Board of Estimates from time to time. City Code, 1950, art. 1, §14(e) 1966, art. 1, §16(f)(1st sen.) 1976/83, art. 1, §19(d)(1) Ord. 45-225 Ord. 59-1960 Ord. 67-969 Ord. 73-348 Ord. 04-672