The Study on the test properties of soil lateritic of a. Koh Chang Trat mixed with powdered glass, the ratio, which will result in the ability to apply primer layer construction according to the Department of highways. By testing the ability to get the weight and the ability to resist shear rate of parts. By bringing a piece of glass that is then used as a garbage left on the island for use in Highway Engineering. To save the cost of transporting waste from the island to the Mainland.