0000950129-01-001894 424B5 1 20010403 WASTE MANAGEMENT INC 0000823768 4953 731309529 DE 1231 424B5 33 333-80063 1592981 1001 FANNIN STREET STE 4000 HOUSTON TX 77002 7135126200 1001 FANNIN STREET SUITE 4000 HOUSTON TX 77002 USA WASTE SERVICES INC 19920703 424B5 1 h85813b5e424b5.txt WASTE MANAGEMENT, INC. - 424(B)(5)