The air side facilities in airport construction works consist of a series of complex works so needs many procedures in planning stages to fulfill the standardization, requirement, and user expectation. Therefore, the planning for air side facilities in airport construction works should be built detailed to make the job assignments become more structured and clear in fulfilling various criteria that have determined by breaking down the work into important work elements by using a Work Breakdown Structure (WBS). This research aims to development of dictionary and checklist based on WBS and to know dominant risk factors that influence on project quality performance. The methodology used was expert validation with interviewed using questionnaire and then analyzed using descriptive statistics with mode data characteristics and non-parametric inference statistics (Kendall's Tau Method). The results of this research indicate WBS dictionary and checklist for air side facilities in airport construction works consisting eight dominant risk factors on the performance of project quality hat can provide preventive and corrective actions as a risk response to produce project scope requirements (description, deliverables, and acceptance criteria) as well as a list of stakeholders responsible for overcoming negative impacts will happen.