It is considered at several side that the cost control in construction phase of build project: planing capital with reason; perfecting argumentation of design scenario; holding information of market; controlling quality and schedule of construct; dealing 建设项目施工阶段造价控制应从以下几个方面考虑:合理安排资金;完善施工组织设计方案的论证;掌握市场信息;控制施工质量及进度;及时处理工程变更签证,加强对隐蔽工程的验收等。