--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/predefinedtkh/PredefinedTkhColumnAccess.java	Tue May 15 12:00:26 2018 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/predefinedtkh/PredefinedTkhColumnAccess.java	Tue May 15 18:04:36 2018 +0200
@@ -10,7 +10,6 @@
 
 package org.dive4elements.river.artifacts.sinfo.predefinedtkh;
 
-import org.apache.commons.lang.math.DoubleRange;
 import org.dive4elements.river.artifacts.D4EArtifact;
 import org.dive4elements.river.artifacts.access.RangeAccess;
 
@@ -29,22 +28,14 @@
 
     private String name;
 
-
     /***** CONSTRUCTORS *****/
 
     public PredefinedTkhColumnAccess(final D4EArtifact artifact) {
         super(artifact);
     }
 
-
     /***** METHDOS *****/
 
-    public DoubleRange getRange() {
-        final double from = getFrom();
-        final double to = getTo();
-        return new DoubleRange(from, to);
-    }
-
     public Integer getTkhId() {
         if (this.tkhId == null) {
             this.tkhId = getInteger("tkh_id");