Index: /applications/editors/josm/plugins/seachart/src/render/Rules.java
===================================================================
--- /applications/editors/josm/plugins/seachart/src/render/Rules.java	(revision 35771)
+++ /applications/editors/josm/plugins/seachart/src/render/Rules.java	(revision 35772)
@@ -1302,5 +1302,5 @@
 
 	private static void pipelines() {
-		if (((Renderer.zoom >= 14) && (feature.geom.length > 2) && (feature.geom.length < 20)) || ((Renderer.zoom >= 16) && (feature.geom.length <= 2))) {
+		if ((Renderer.zoom >= 14)  && (feature.geom.length < 20)) {
 			if (feature.type == Obj.PIPSOL) {
 				switch ((CatPIP) getAttEnum(feature.type, Att.CATPIP)) {
Index: /applications/editors/josm/plugins/seachart/src/s57/S57val.java
===================================================================
--- /applications/editors/josm/plugins/seachart/src/s57/S57val.java	(revision 35771)
+++ /applications/editors/josm/plugins/seachart/src/s57/S57val.java	(revision 35772)
@@ -373,5 +373,5 @@
     }
 
-    public enum CatMOR { MOR_UNKN, MOR_DLPN, MOR_DDPN, MOR_BLRD, MOR_WALL, MOR_PILE, MOR_CHAN, MOR_BUOY, MOR_SHRP, MOR_AUTO, MOR_POST, MOR_WIRE, MOR_CABL }
+    public enum CatMOR { MOR_UNKN, MOR_DLPN, MOR_DDPN, MOR_BLRD, MOR_WALL, MOR_PILE, MOR_CHAN, MOR_BUOY, MOR_SHRP, MOR_AUTO, MOR_POST, MOR_WIRE, MOR_CABL, MOR_TROT }
 
     private static final EnumMap<CatMOR, S57enum> Catmor = new EnumMap<>(CatMOR.class); static {
@@ -381,4 +381,5 @@
         Catmor.put(CatMOR.MOR_BUOY, new S57enum(7, "buoy")); Catmor.put(CatMOR.MOR_SHRP, new S57enum(8, "shore_ropes")); Catmor.put(CatMOR.MOR_AUTO, new S57enum(9, "automatic"));
         Catmor.put(CatMOR.MOR_POST, new S57enum(10, "post")); Catmor.put(CatMOR.MOR_WIRE, new S57enum(11, "wire")); Catmor.put(CatMOR.MOR_CABL, new S57enum(12, "cable"));
+        Catmor.put(CatMOR.MOR_TROT, new S57enum(12, "trot"));
     }