diff --git a/brouter-expressions/src/test/resources/lookups_test.dat b/brouter-expressions/src/test/resources/lookups_test.dat
index ad1d683..7fc8548 100644
--- a/brouter-expressions/src/test/resources/lookups_test.dat
+++ b/brouter-expressions/src/test/resources/lookups_test.dat
@@ -687,6 +687,35 @@ construction;0000000037 driveway
 construction;0000000021 mini_roundabout
 construction;0000000020 turning_loop
 
+estimated_forest_class;0000000001 1
+estimated_forest_class;0000000001 2
+estimated_forest_class;0000000001 3
+estimated_forest_class;0000000001 4
+estimated_forest_class;0000000001 5
+estimated_forest_class;0000000001 6
+
+estimated_noise_class;0000000001 1
+estimated_noise_class;0000000001 2
+estimated_noise_class;0000000001 3
+estimated_noise_class;0000000001 4
+estimated_noise_class;0000000001 5
+estimated_noise_class;0000000001 6
+
+estimated_river_class;0000000001 1
+estimated_river_class;0000000001 2
+estimated_river_class;0000000001 3
+estimated_river_class;0000000001 4
+estimated_river_class;0000000001 5
+estimated_river_class;0000000001 6
+
+estimated_town_class;0000000001 1
+estimated_town_class;0000000001 2
+estimated_town_class;0000000001 3
+estimated_town_class;0000000001 4
+estimated_town_class;0000000001 5
+estimated_town_class;0000000001 6
+
+
  ---context:node
 
 highway;0001314954 bus_stop