**Exhibit 31.2****Certification**I, Clint Tryon, certify that: 1. I have reviewed this report on Form 10-Q for the quarter ended September 30,2005 of Ready Mix, Inc.;  2. Based on my knowledge, this quarterly report does not contain any untruestatement of a material fact or omit to state a material fact necessary to make thestatements made, in light of the circumstances under which such statements were made,not misleading with respect to the period covered by this quarterly report;  3. Based on my knowledge, the financial statements, and other financialinformation included in this quarterly report, fairly present in all material respectsthe financial condition, results of operations and cash flows of the registrant as of,and for, the periods presented in this quarterly report;  4. The registrant’s other certifying officer and I are responsible forestablishing and maintaining disclosure controls and procedures (as defined in ExchangeAct Rules 13a-15(e) and 15d-15(e)) and internal control over financial reporting (asdefined in Exchange Act Rules 13a-15(f) and 15d-15(f)) for the registrant and we have: a) designed such disclosure controls and procedures, or causedsuch disclosure controls and procedures to be designed 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 in which this quarterly report is beingprepared;  b) designed such internal control over financial reporting, orcaused such internal control over financial reporting to be designed under oursupervision, to provide reasonable assurance regarding the reliability offinancial reporting and the preparation of financial statements for externalpurposes in accordance with generally accepted accounting principles;  c) evaluated the effectiveness of the registrant’s disclosurecontrols and procedures and presented in this quarterly report our conclusionsabout the effectiveness of the disclosure controls and procedures, as of theend of the period covered by this quarterly report based on such evaluation;and  d) disclosed in this quarterly report any change in theregistrant’s internal control over financial reporting that occurred during theregistrant’s most recent fiscal quarter (the registrant’s fourth fiscal quarterin the case of an quarterly report) that has materially affected, or isreasonably likely to materially affect, the registrant’s internal control overfinancial reporting; and 5. The registrant’s other certifying officer and I have disclosed, based on ourmost recent evaluation of internal control over financial reporting, to theregistrant’s auditors and the audit committee of the registrant’s board of directors(or persons performing the equivalent functions): a) All significant deficiencies and material weaknesses in the design oroperation of internal control over financial reporting which are reasonablylikely 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 orother employees who have a significant role in the registrant’s internalcontrol over financial reporting.        Date: November 10, 2005 /s/ Clint Tryon   Clint Tryon   Chief Financial Officer