美国石墙景观系统公司(Stone-Wall Lan-dscape Systems,Inc.)最近开发了一种新型混凝土墙砌块,取名为“石墙”。这种砌块由高强度、高密实性的混凝土制成,外观和纹理很象石材;可在普通混凝土砌块厂用标准设备生产。用这种砌块已建成高达6.1米,外观具装饰性、轻质的挡土墙,使用一年多效果良好。这种砌块重27.22千克,是空心的。砌筑十分方便,无需使用砂浆,用填充玻璃的尼龙夹具使其定位,然后滑进预先开好的地沟即可,施工费用较低。当砌块贴着夹具交错结合 Stone-Wall Lan-dscape Systems, Inc. recently developed a new type of concrete wall block called “stone wall.” The blocks are made of high-strength, high-density concrete that looks and resembles stone; they can be produced in standard concrete block factories using standard equipment. With this block has been built up to 6.1 meters, the appearance of a decorative, lightweight retaining wall, the use of good results for more than a year. This block weighs 27.22 kilograms and is hollow. Masonry is very convenient, no need to use mortar, use glass-filled nylon fixture to position it, and then slide into a pre-opened trench, construction costs are lower. When blocks are interleaved with fixtures