Hevesi Rejects Largest Pacts For Workfare
New York City Comptroller Alan G Hevesi rejects largest of contracts awarded to 16 companies by Giuliani administration to manage its new welfare-to-work program, accusing Mayor Rudolph W Giuliani of dishonesty in procurement process; says he will turn over city documents on $104 million contracts to Maximus Inc to Manhattan district attorney's office and Federal prosecutors; photo (M)