Contents
1.	Introduction	2
2.	Asphalt Pavement Applications in Railway Track Support Systems	3
2.1.	Asphalt in Ballasted Railway Tracks	4
2.2.	Asphalt in Ballastless Tracks	4
2.3.	Asphalt Mortar in Ballastless Track	6
3.	Recommendations on the Mix Design of Asphalt for Railway Tracks	7
3.1.	Volumetric Properties	7
3.2.	Aggregate Gradation	9
4.	Structural Properties of Asphalt Layer	10
5.	Asphalt Performance and Constructability	12
6.	Review of Case Studies	12
6.1.	Ballasted Railway Tracks with Asphalt	12
6.2.	Ballastless Railway Track with Asphalt	13
6.3.	Railway Tracks with Modified Asphalt Mixtures	14
6.4.	Railway Tracks with Asphalt Mortar	14
7.	Asphalt Application in Urban Railway Tracks	15
8.	Summary and Conclusions	15
References		16