目前在工程项目施工成本中,机械设备费用约占工程成本的10％～15％。随着机械化施工水平的提高,机械设备费用逐渐呈现上升趋势。因此,管好、用好机械设备,降低机械设备使用成本,是降低项目经理部施工成本的重要途径。北京市政一建设工程有限责任公司(简称市政一公司)有各种施工机械设备350台/套,主 Currently in the project construction costs, machinery and equipment costs account for about 10% to 15% of the cost of the project. With the improvement of the mechanized construction level, the cost of machinery and equipment will gradually show an upward trend. Therefore, good management, good use of machinery and equipment, reduce the cost of mechanical equipment, is an important way to reduce the project manager’s construction costs. Beijing municipal construction projects a limited liability company (hereinafter referred to as a municipal company) has a variety of construction machinery and equipment 350 sets / sets, the main