Index: ExportSurface.cs
===================================================================
--- ExportSurface.cs    (revision 6363)
+++ ExportSurface.cs    (working copy)
@@ -24,7 +24,7 @@

         public override bool RunImp(Task task, AppEnv appEnv, bool withChildren)
         {
-            string tempDir = appEnv.TempDir + @"export-surface\";
+            string tempDir = appEnv.SurfaceTempDir;
             string cutinDir = tempDir + @"rrr_and_airfields_cutin\";
             string filterByPropertiesDir = tempDir + @"filter-by-properties-luas\";
             string airfieldSurfaceDir = tempDir + @"airfield-surface\";
@@ -152,7 +152,7 @@
             {
                 string seaMaterial = "Sea4.1";

-                tempDir = appEnv.TempDir + @"export-lsa4-with-vector-data-5\";
+                tempDir = appEnv.SurfaceTempDir;
                 System.IO.Directory.CreateDirectory(tempDir);
                 Tools.Path.CleanupDir(tempDir);
                 // apply-surface-types & merge
@@ -252,7 +252,7 @@
                 }

                 // build-surface-by-vector-data-5
-                string surfaceL0_1 = tempDir + @"surface-L0.ofsh";
+                string surfaceL0_1 = appEnv.SurfaceL0Output;
                 string outputReflectReceiver = appEnv.ReflectReceiverScene;
                 {
                     command = new Command();
@@ -562,7 +562,7 @@
                 command = MergeOffshoresCommand(cutbysquares.ToArray(), mergedfilename);
                 task.AddCommand(command);

-                var surfaceL0filename = tempDir + "surfaceL0.ofsh";
+                var surfaceL0filename = appEnv.SurfaceL0Output;
                 var mergedL0filename = tempDir + "mergedL0.ofsh";
                 var finalL0filename = tempDir + "finalL0.ofsh";
                 var cutL0filename = tempDir + "cutL0.ofsh";