**EXHIBIT 31.2**
**SECTION 302 CERTIFICATION**
I, Peter S. Hathaway, certify that:
1.  I have reviewed this 2004 annual report on Form 10-K of Allied Waste Industries, Inc.; 2.  Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material factnecessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respectto the period covered by this report. 3.  Based on my knowledge, the financial statements, and other financial information included in this report, fairly present in allmaterial respects the financial condition, results of operations and cash flows of the registrant as of, and for, the periods presentedin this report. 4.  The registrant’s other certifying officers and I are responsible for establishing and maintaining disclosure controls and procedures(as defined in Exchange Act Rules 13a-15(e) and 15d-15(e)) and internal control over financial reporting (as defined in Exchange ActRules 13a-15(f) and 15d-15(f) for the registrant and have:
 (a)  Designed such disclosure controls and procedures, or caused such disclosure controls and procedures to bedesigned under our supervision, to ensure that material information relating to the registrant, including itsconsolidated subsidiaries, is made known to us by others within those entities, particularly during the period inwhich this report is being prepared;  (b)  Designed such internal control over financial reporting, or caused such internal control over financialreporting to be designed under our supervision, to provide reasonable assurance regarding the reliability offinancial reporting and the preparation of financial statements for external purposes in accordance with generallyaccepted accounting principles;  (c)  Evaluated the effectiveness of the registrant’s disclosure controls and procedures and presented in this reportour conclusions about the effectiveness of the disclosure controls and procedures, as of the end of the periodcovered by this report based on such evaluation; and  (d)  Disclosed in this report any change in the registrant’s internal control over financial reporting that occurredduring the registrant’s most recent fiscal quarter (the registrant’s fourth fiscal quarter in the case of an annualreport) that has materially affected, or is reasonably likely to materially affect, the registrant’s internalcontrol over financial reporting; and
5.  The registrant’s other certifying officers and I have disclosed, based on our most recent evaluation of internal control overfinancial reporting, to the registrant’s auditors and the audit committee of registrant’s board of directors (or persons performing theequivalent functions):
 (a)  All significant deficiencies and material weaknesses in the design or operation of internal control overfinancial reporting which are reasonably likely to adversely affect the registrant’s ability to record, process,summarize and report financial information; and  (b)  Any fraud, whether or not material, that involves management or other employees who have a significant role inthe registrant’s internal control over financial reporting.     ALLIED WASTE INDUSTRIES, INC.