LEGEND 



— ^— MODEL I , 



MODEL 2 , 



MODEL 3 , 



d = , D = 40 km , Au = 6m 

 d = , D = 0.136 km, Au = 6m 

 d = 16km, D = 200 km, Au - 9m 



DISTANCE NORMAL TO EPICENTER BELT -(km) 

 100 100 



MODELS 2 a 3 



J (b) 



LEGEND 



— MODEL I , d = IB km 



MODEL 2, d = 25 km 



■^■^—^ MODEL 3, d = 20 km 



d = DEPTH TO TOP OF FAULT 



D = DEPTH TO BOTTOM OF FAULT 



Au » EXTENT OF VERTICAL SLIP 



L = LENGTH OF FAULT 



W = 200 kr 

 W = I 2 5 kr 



W = 200 kn 



L = 800 km , S 

 L = 600 km , S 

 L = 600 km , S 



S = ANGLE OF DIP OF FAULT PLANE 



W = WIDTH OF FAULT 



u, = VERTICAL SURFACE DISPLACEMENT 



Figure 19 Theoretical Models of Vertical Movements Associated with 



Alaskan Earthquake on a Section Normal to Belt of Epicenters, 

 (a) from Press & Jackson, 1965; (h) from Savage & Hastie, I966, 



26 



