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                                                               EXHIBIT 10.24



                        AMENDMENT TO EMPLOYMENT AGREEMENT


Section 7(a) ("Resignation for Good Reason Following Change of Control") of the
Employment Agreement executed between USA Waste Services, Inc. (the "Company"),
and GREGORY T. SANGALIS("Executive") is hereby amended to as follows:

         Subsection 7(a)(iv) contained in the current Employment Agreement will
be replaced with the following new subsection:

         (iv) THE CHANGE OF EXECUTIVE'S PRINCIPAL PLACE OF EMPLOYMENT
         TO A LOCATION MORE THAN FIFTY (50) MILES FROM SUCH PRINCIPAL
         PLACE OF EMPLOYMENT, EXCEPT FOR REQUIRED TRAVEL ON THE
         COMPANY'S BUSINESS TO AN EXTENT SUBSTANTIALLY CONSISTENT WITH
         EXECUTIVE'S BUSINESS TRAVEL OBLIGATIONS IMMEDIATELY BEFORE A
         CHANGE IN CONTROL;

All remaining terms of the Employment Agreement shall continue in full force and
effect.

AGREED:


      /s/  Gregory T. Sangalis                              December 1, 1997
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GREGORY T. SANGALIS                                      Date



USA WASTE SERVICES, INC.


By:   /s/  Susan J. Piller                                    December 1, 1997
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Its:     Sr. Vice President                              Date   
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