diff --git a/navalplanner-business/src/main/java/org/navalplanner/business/planner/entities/LimitingResourceQueueElement.java b/navalplanner-business/src/main/java/org/navalplanner/business/planner/entities/LimitingResourceQueueElement.java
index e79b41db8..09a974f0e 100644
--- a/navalplanner-business/src/main/java/org/navalplanner/business/planner/entities/LimitingResourceQueueElement.java
+++ b/navalplanner-business/src/main/java/org/navalplanner/business/planner/entities/LimitingResourceQueueElement.java
@@ -20,8 +20,12 @@
 
 package org.navalplanner.business.planner.entities;
 
+import static org.navalplanner.business.i18n.I18nHelper._;
+
 import java.util.Date;
 
+import org.apache.commons.lang.Validate;
+import org.joda.time.LocalDate;
 import org.navalplanner.business.common.BaseEntity;
 import org.navalplanner.business.resources.entities.LimitingResourceQueue;
 
@@ -38,7 +42,11 @@ public class LimitingResourceQueueElement extends BaseEntity {
 
     private Date earlierStartDateBecauseOfGantt;
 
-   public Date getEarlierStartDateBecauseOfGantt() {
+    private QueuePosition startQueuePosition;
+
+    private QueuePosition endQueuePosition;
+
+    public Date getEarlierStartDateBecauseOfGantt() {
         return earlierStartDateBecauseOfGantt;
     }
 
@@ -47,7 +55,7 @@ public class LimitingResourceQueueElement extends BaseEntity {
         this.earlierStartDateBecauseOfGantt = earlierStartDateBecauseOfGantt;
     }
 
-public static LimitingResourceQueueElement create() {
+    public static LimitingResourceQueueElement create() {
         return create(new LimitingResourceQueueElement());
     }
 
@@ -71,4 +79,36 @@ public static LimitingResourceQueueElement create() {
         this.limitingResourceQueue = limitingResourceQueue;
     }
 
+    public LocalDate getStartDate() {
+        return startQueuePosition.getDate();
+    }
+
+    public void setStartDate(LocalDate date) {
+        startQueuePosition.setDate(date);
+    }
+
+    public int getStartHour() {
+        return startQueuePosition.getHour();
+    }
+
+    public void setStartHour(int hour) {
+        startQueuePosition.setHour(hour);
+    }
+
+    public LocalDate getEndDate() {
+        return endQueuePosition.getDate();
+    }
+
+    public void setEndDate(LocalDate date) {
+        endQueuePosition.setDate(date);
+    }
+
+    public int getEndHour() {
+        return endQueuePosition.getHour();
+    }
+
+    public void setEndHour(int hour) {
+        endQueuePosition.setHour(hour);
+    }
+
 }
diff --git a/navalplanner-business/src/main/java/org/navalplanner/business/planner/entities/QueuePosition.java b/navalplanner-business/src/main/java/org/navalplanner/business/planner/entities/QueuePosition.java
new file mode 100644
index 000000000..1ab54b032
--- /dev/null
+++ b/navalplanner-business/src/main/java/org/navalplanner/business/planner/entities/QueuePosition.java
@@ -0,0 +1,56 @@
+/*
+ * This file is part of NavalPlan
+ *
+ * Copyright (C) 2009 Fundación para o Fomento da Calidade Industrial e
+ *                    Desenvolvemento Tecnolóxico de Galicia
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package org.navalplanner.business.planner.entities;
+
+import static org.navalplanner.business.i18n.I18nHelper._;
+
+import org.apache.commons.lang.Validate;
+import org.joda.time.LocalDate;
+
+/**
+ *
+ * @author Diego Pino Garcia <dpino@igalia.com>
+ *
+ */
+public class QueuePosition {
+
+    private LocalDate date;
+
+    private int hour = 0;
+
+    public LocalDate getDate() {
+        return date;
+    }
+
+    public void setDate(LocalDate date) {
+        this.date = date;
+    }
+
+    public int getHour() {
+        return hour;
+    }
+
+    public void setHour(int hour) {
+        Validate.isTrue(hour >= 0 && hour <= 23, _("Hour should be a value between 0 and 23"));
+        this.hour = hour;
+    }
+
+}
diff --git a/navalplanner-business/src/main/java/org/navalplanner/business/resources/entities/LimitingResourceQueue.java b/navalplanner-business/src/main/java/org/navalplanner/business/resources/entities/LimitingResourceQueue.java
index 33a9857cd..252741e1e 100644
--- a/navalplanner-business/src/main/java/org/navalplanner/business/resources/entities/LimitingResourceQueue.java
+++ b/navalplanner-business/src/main/java/org/navalplanner/business/resources/entities/LimitingResourceQueue.java
@@ -21,9 +21,11 @@
 package org.navalplanner.business.resources.entities;
 
 import java.util.Collections;
-import java.util.HashSet;
 import java.util.Set;
+import java.util.SortedSet;
+import java.util.TreeSet;
 
+import org.apache.commons.lang.math.NumberUtils;
 import org.navalplanner.business.common.BaseEntity;
 import org.navalplanner.business.planner.entities.LimitingResourceQueueElement;
 
@@ -37,7 +39,7 @@ public class LimitingResourceQueue extends BaseEntity {
     private Resource resource;
 
     private Set<LimitingResourceQueueElement> limitingResourceQueueElements =
-        new HashSet<LimitingResourceQueueElement>();
+        new TreeSet<LimitingResourceQueueElement>();
 
     public static LimitingResourceQueue create() {
         return create(new LimitingResourceQueue());
diff --git a/navalplanner-business/src/main/resources/org/navalplanner/business/planner/entities/ResourceAllocations.hbm.xml b/navalplanner-business/src/main/resources/org/navalplanner/business/planner/entities/ResourceAllocations.hbm.xml
index 80b6ae38a..6156fbc8f 100644
--- a/navalplanner-business/src/main/resources/org/navalplanner/business/planner/entities/ResourceAllocations.hbm.xml
+++ b/navalplanner-business/src/main/resources/org/navalplanner/business/planner/entities/ResourceAllocations.hbm.xml
@@ -60,6 +60,7 @@
 
     </class>
 
+    <!-- LimitingResourceQueueElement -->
     <class name="LimitingResourceQueueElement" table="limiting_resource_queue_element">
         <id name="id" type="long" access="property">
             <generator class="hilo">
@@ -74,6 +75,16 @@
 
         <property name="earlierStartDateBecauseOfGantt" column="EARLIER_START_DATE_BECAUSE_OF_GANTT" />
 
+        <component name="startQueuePosition" class="org.navalplanner.business.planner.entities.QueuePosition">
+            <property name="date" column="START_DATE" />
+            <property name="hour" column="START_HOUR" />
+        </component>
+
+        <component name="endQueuePosition" class="org.navalplanner.business.planner.entities.QueuePosition">
+            <property name="date" column="END_DATE" />
+            <property name="hour" column="END_HOUR" />
+        </component>
+
     </class>
 
     <!-- DayAssignment -->
diff --git a/navalplanner-business/src/main/resources/org/navalplanner/business/resources/entities/Resources.hbm.xml b/navalplanner-business/src/main/resources/org/navalplanner/business/resources/entities/Resources.hbm.xml
index 39ec60487..1772c9032 100644
--- a/navalplanner-business/src/main/resources/org/navalplanner/business/resources/entities/Resources.hbm.xml
+++ b/navalplanner-business/src/main/resources/org/navalplanner/business/resources/entities/Resources.hbm.xml
@@ -78,7 +78,8 @@
 
     <many-to-one name="resource" column="RESOURCE_ID" not-null="false" unique="true" />
 
-    <set name="limitingResourceQueueElements" cascade="all-delete-orphan" inverse="true" >
+    <set name="limitingResourceQueueElements" cascade="all-delete-orphan" inverse="true"
+            order-by="START_DATE, START_HOUR">
         <key column="LIMITING_RESOURCE_QUEUE_ID" not-null="true" />
         <one-to-many class="org.navalplanner.business.planner.entities.LimitingResourceQueueElement" />
     </set>