--- a/flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/sq/Measurement.java	Mon Oct 01 15:51:55 2012 +0200
+++ b/flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/sq/Measurement.java	Mon Oct 01 18:32:27 2012 +0200
@@ -69,18 +69,15 @@
     }
 
     public double BL_G() {
-        // TODO: Implement me!
-        return Double.NaN;
+        return get("BL_G");
     }
 
     public double BL_C() {
-        // TODO: Implement me!
-        return Double.NaN;
+        return get("BL_C");
     }
 
     public double BL_S() {
-        // TODO: Implement me!
-        return Double.NaN;
+        return get("BL_S");
     }
 
     public double S_BL_S() {
@@ -181,7 +178,7 @@
         sieves.add(new Sieve(4d, newFourValue));
     }
 
-    public SieveArray calculateSieveArray() {
+    protected SieveArray calculateSieveArray() {
 
         SieveArray sa = new SieveArray();