Index: ../trunk-jpl/src/m/classes/model.m
===================================================================
--- ../trunk-jpl/src/m/classes/model.m	(revision 18797)
+++ ../trunk-jpl/src/m/classes/model.m	(revision 18798)
@@ -201,6 +201,7 @@
 				md.friction.q=project2d(md,md.friction.q,1);
 				md.friction.C=project2d(md,md.friction.C,1);
 				md.friction.As=project2d(md,md.friction.As,1);
+				md.friction.effective_pressure=project2d(md,md.friction.effective_pressure,1);
 			elseif isa(md.friction,'frictionwaterlayer'),
 				md.friction.coefficient=project2d(md,md.friction.coefficient,1);
 				md.friction.p=project2d(md,md.friction.p,1);
@@ -761,6 +762,7 @@
 				md.friction.q=project3d(md,'vector',md.friction.q,'type','element');
 				md.friction.C=project3d(md,'vector',md.friction.C,'type','element');
 				md.friction.As=project3d(md,'vector',md.friction.As,'type','element');
+				md.friction.effective_pressure=project3d(md,'vector',md.friction.effective_pressure,'type','node','layer',1);
 			elseif isa(md.friction,'frictionwaterlayer'),
 				md.friction.coefficient=project3d(md,'vector',md.friction.coefficient,'type','node','layer',1);
 				md.friction.p=project3d(md,'vector',md.friction.p,'type','element');
