Abstract: There is no method for evaluating the shear-fatigue resistance of sealants installed in the supporting layer of ballastless track, and the degradation mechanism of sealants under shear-fatigue loading has not been studied ...

Abstract: A concrete expansion joint can be damaged due to certain conditions. The performances in terms of temperature sensitivity and adhesion of used sealant materials in concrete caulking have strong relations to the joint service ...

Abstract: The current test method cannot predict the properties of a joint sealant accurately, and therefore this paper proposes a new test method to evaluate its adhesive property. Field investigation was conducted to examine the ...