The Study on the properties of soil test of a. Koh Chang Trat lateritic mixed with powdered glass, the ratio, which will result in the ability to apply financial primer layer construction according to the Department of highways. By testing for the ability to weight and the ability to resist shear ratio of glass chips are not used, then the rest of the debris is left behind on the island used in naval engineering job. To save the cost of transporting waste from the island to the Mainland.