The service contractor 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 service workers working directly upon the service contract. The records shall contain:the name and address of each service worker; the service worker’s classification in accordance with the classifications fixed in the contract; the number of hours worked each day; the applicable living hourly wage rate; the gross wages, deductions made, and actual wages paid; a copy of the Social Security returns and evidence of their payment; a record of fringe benefit payments including contributions to approved plans, funds, or programs and any additional cash payments; and any other data that the Board of Estimates requires from time to time. City Code, 1976/83, art. 1, §26A(e)(1) Ord. 94-442 Ord. 04-672 Ord. 08-085