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The construction of the project , a lot of risk from the engineering change contractors throughout the construction process occupies a very important position . Therefore, the contractor from a risk management perspective , the emphasis on risk management in the engineering change . Papers to collect the data , based on expert survey , a detailed analysis of the engineering changes and related changes to the risk faced by the Contractor , the change in the face of objective and subjective factors caused two risks proposed contractor ; cause of objective factors change risks, the use of expert investigation method , 04 score and fuzzy hierarchy analysis , identification , analysis , evaluation , analysis and evaluation of factors according to the analysis of the results , the contractor shall be responsible for the change risk management strategies , and the establishment of risk management changes collaborative management system ; subjective factors caused the risk , collaborative management model , so that the contractor in the event of a change can communicate with all parties to reduce the risk of loss . Finally, through empirical analysis to prove the importance of risk management and operability of this method , the contractor in the event of a change for the contractor to provide feasible recommendations . Feasible proposals to deal with changes proposed by the Contractor to the change in risk management research and enriched the theory of change management , effective change management of the contractor has a certain significance .
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