Abstract:As a new type of geotextile material,fiberglass is widely used in roads,constructions and irrigation works.This article briefly introduces with examples the good results achieved by using geogrid in reducing and delaying cracks in the lapping of the old and new asphalt pavement ,and enhancing pavement strength.
Keywords:fiberglass geogrid; lapping of old and new asphalt pavement; cracks; pavement strength