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diff --git a/org.simantics.district.network.ui/src/org/simantics/district/network/ui/techtype/requests/PossibleTechTypeTableData.java b/org.simantics.district.network.ui/src/org/simantics/district/network/ui/techtype/requests/PossibleTechTypeTableData.java
new file mode 100644
index 00000000..b47bbc70
--- /dev/null
+++ b/org.simantics.district.network.ui/src/org/simantics/district/network/ui/techtype/requests/PossibleTechTypeTableData.java
@@ -0,0 +1,23 @@
+package org.simantics.district.network.ui.techtype.requests;
+
+import org.simantics.databoard.Bindings;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.common.procedure.adapter.TransientCacheListener;
+import org.simantics.db.common.request.ResourceRead2;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.district.network.ontology.DistrictNetworkResource;
+
+public class PossibleTechTypeTableData extends ResourceRead2<String> {
+	public PossibleTechTypeTableData(Resource model, Resource componentType) {
+		super(model, componentType);
+	}
+
+	@Override
+	public String perform(ReadGraph graph) throws DatabaseException {
+		DistrictNetworkResource DN = DistrictNetworkResource.getInstance(graph);
+
+		Resource ttt = graph.syncRequest(new PossibleTechTypeTable(resource, resource2), TransientCacheListener.instance());
+		return ttt != null ? graph.getPossibleRelatedValue2(ttt, DN.TechType_TechTypeTable_HasData, Bindings.STRING) : null;
+	}
+}