伦敦希思罗机场5号航站楼建设工程是英国最大的建筑工程之一,需要在施工的各个阶段使用大量的混凝土集料、砂石和填充材料。机场主要的混凝土集料供应商是Foster Yeoman公司,该公司在希斯罗机场附近Colnbrook仓库的运营规模达到4.07万平方米,每年可运作1600000t原料,现在每天平均接收约4000至4500t原料。这些原料主要是石灰石,来自Foster Yeoman公司在Somerset的采石场。运输安排上的难题是:每周需卸载 London Heathrow Airport Terminal 5 is one of the largest construction projects in the UK and requires the use of large quantities of concrete aggregates, gravel and fill material at all stages of construction. The airport’s main supplier of concrete aggregates is Foster Yeoman, which operates 40,700 square meters of Colnbrook warehouse near Heathrow Airport, operates 1600,000 tons of raw materials a year, and receives an average of about 4,000 to 4,500 tons of raw materials daily. These raw materials are mainly limestone, from Foster Yeoman’s quarry in Somerset. The problems with shipping arrangements are: weekly unloading