diff --git a/app/assets/stylesheets/framework/common.scss b/app/assets/stylesheets/framework/common.scss
index 408ca249be2025a89f86cb7540d97db74a198431..20846502e85300cae103b47d1656f7401de46e5c 100644
--- a/app/assets/stylesheets/framework/common.scss
+++ b/app/assets/stylesheets/framework/common.scss
@@ -413,6 +413,7 @@ img.emoji {
 .prepend-left-20 { margin-left: 20px; }
 .prepend-left-32 { margin-left: 32px; }
 .prepend-left-64 { margin-left: 64px; }
+.append-right-2 { margin-right: 2px; }
 .append-right-4 { margin-right: 4px; }
 .append-right-5 { margin-right: 5px; }
 .append-right-8 { margin-right: 8px; }
@@ -424,6 +425,7 @@ img.emoji {
 .append-right-48 { margin-right: 48px; }
 .prepend-right-32 { margin-right: 32px; }
 .append-bottom-0 { margin-bottom: 0; }
+.append-bottom-2 { margin-bottom: 2px; }
 .append-bottom-4 { margin-bottom: $gl-padding-4; }
 .append-bottom-5 { margin-bottom: 5px; }
 .append-bottom-8 { margin-bottom: $grid-size; }
diff --git a/doc/user/group/epics/img/epic_view_roadmap_v12.3.png b/doc/user/group/epics/img/epic_view_roadmap_v12.3.png
deleted file mode 100644
index a17c56c618bc865e40dbc71de209df96bbe4d308..0000000000000000000000000000000000000000
Binary files a/doc/user/group/epics/img/epic_view_roadmap_v12.3.png and /dev/null differ
diff --git a/doc/user/group/epics/img/epic_view_roadmap_v12_9.png b/doc/user/group/epics/img/epic_view_roadmap_v12_9.png
new file mode 100644
index 0000000000000000000000000000000000000000..b85f1806123f14799071fa52c900118603ae9d85
Binary files /dev/null and b/doc/user/group/epics/img/epic_view_roadmap_v12_9.png differ
diff --git a/doc/user/group/epics/index.md b/doc/user/group/epics/index.md
index 421a43ba818310e941adefdc390aa0ae3cf3271a..eae989b220b3e93a7a7db8b1635cbd6a376f7e8b 100644
--- a/doc/user/group/epics/index.md
+++ b/doc/user/group/epics/index.md
@@ -182,7 +182,7 @@ If your epic contains one or more [child epics](#multi-level-child-epics-ultimat
 have a [start or due date](#start-date-and-due-date), a
 [roadmap](../roadmap/index.md) view of the child epics is listed under the parent epic.
 
-![Child epics roadmap](img/epic_view_roadmap_v12.3.png)
+![Child epics roadmap](img/epic_view_roadmap_v12_9.png)
 
 ## Reordering issues and child epics
 
diff --git a/doc/user/group/roadmap/img/roadmap_view.png b/doc/user/group/roadmap/img/roadmap_view.png
deleted file mode 100644
index 2be3849ba1b0157a8e2f9a4722a1d058496e0102..0000000000000000000000000000000000000000
Binary files a/doc/user/group/roadmap/img/roadmap_view.png and /dev/null differ
diff --git a/doc/user/group/roadmap/img/roadmap_view_v12_9.png b/doc/user/group/roadmap/img/roadmap_view_v12_9.png
new file mode 100644
index 0000000000000000000000000000000000000000..3aa8cbb833247bed7da0e314cb65b22c063e37ca
Binary files /dev/null and b/doc/user/group/roadmap/img/roadmap_view_v12_9.png differ
diff --git a/doc/user/group/roadmap/index.md b/doc/user/group/roadmap/index.md
index a72cd990706652be9253ade71820029b14ffa842..6eca9e84ce927b755969b3ea10f820160067904a 100644
--- a/doc/user/group/roadmap/index.md
+++ b/doc/user/group/roadmap/index.md
@@ -10,7 +10,12 @@ An Epic within a group containing **Start date** and/or **Due date**
 can be visualized in a form of a timeline (e.g. a Gantt chart). The Epics Roadmap page
 shows such a visualization for all the epics which are under a group and/or its subgroups.
 
-![roadmap view](img/roadmap_view.png)
+> [Introduced](https://gitlab.com/gitlab-org/gitlab/issues/5164) in GitLab 12.9.
+
+On the epic bars, you can see their title, progress, and completed weight percentage.
+When you hover over an epic bar, a popover appears with its description, start and due dates, and weight completed.
+
+![roadmap view](img/roadmap_view_v12_9.png)
 
 A dropdown allows you to show only open or closed epics. By default, all epics are shown.
 
@@ -68,11 +73,7 @@ the timeline header represent the days of the week.
 
 ## Timeline bar for an epic
 
-The timeline bar indicates the approximate position of an epic based on its start
-and due date. If an epic doesn't have a due date, the timeline bar fades
-away towards the future. Similarly, if an epic doesn't have a start date, the
-timeline bar becomes more visible as it approaches the epic's due date on the
-timeline.
+The timeline bar indicates the approximate position of an epic based on its start and due date.
 
 <!-- ## Troubleshooting
 
diff --git a/ee/app/assets/javascripts/roadmap/components/epic_item.vue b/ee/app/assets/javascripts/roadmap/components/epic_item.vue
index 3533f71d90138fbe5cf33c3908e204a2f85ebf09..62f43a4232749381e0adea355ae8f78ce6d82ce1 100644
--- a/ee/app/assets/javascripts/roadmap/components/epic_item.vue
+++ b/ee/app/assets/javascripts/roadmap/components/epic_item.vue
@@ -1,5 +1,7 @@
 <script>
 import _ from 'underscore';
+import { s__, sprintf } from '~/locale';
+import { dateInWords } from '~/lib/utils/datetime_utility';
 
 import epicItemDetails from './epic_item_details.vue';
 import epicItemTimeline from './epic_item_timeline.vue';
@@ -28,6 +30,63 @@ export default {
       type: Number,
       required: true,
     },
+    clientWidth: {
+      type: Number,
+      required: false,
+      default: 0,
+    },
+  },
+  computed: {
+    /**
+     * In case Epic start date is out of range
+     * we need to use original date instead of proxy date
+     */
+    startDate() {
+      if (this.epic.startDateOutOfRange) {
+        return this.epic.originalStartDate;
+      }
+
+      return this.epic.startDate;
+    },
+    /**
+     * In case Epic end date is out of range
+     * we need to use original date instead of proxy date
+     */
+    endDate() {
+      if (this.epic.endDateOutOfRange) {
+        return this.epic.originalEndDate;
+      }
+      return this.epic.endDate;
+    },
+    /**
+     * Compose timeframe string to show on UI
+     * based on start and end date availability
+     */
+    timeframeString() {
+      if (this.epic.startDateUndefined) {
+        return sprintf(s__('GroupRoadmap|No start date – %{dateWord}'), {
+          dateWord: dateInWords(this.endDate, true),
+        });
+      } else if (this.epic.endDateUndefined) {
+        return sprintf(s__('GroupRoadmap|%{dateWord} – No end date'), {
+          dateWord: dateInWords(this.startDate, true),
+        });
+      }
+
+      // In case both start and end date fall in same year
+      // We should hide year from start date
+      const startDateInWords = dateInWords(
+        this.startDate,
+        true,
+        this.startDate.getFullYear() === this.endDate.getFullYear(),
+      );
+
+      const endDateInWords = dateInWords(this.endDate, true);
+      return sprintf(s__('GroupRoadmap|%{startDateInWords} – %{endDateInWords}'), {
+        startDateInWords,
+        endDateInWords,
+      });
+    },
   },
   updated() {
     this.removeHighlight();
@@ -59,7 +118,11 @@ export default {
 
 <template>
   <div :class="{ 'newly-added-epic': epic.newEpic }" class="epics-list-item clearfix">
-    <epic-item-details :epic="epic" :current-group-id="currentGroupId" />
+    <epic-item-details
+      :epic="epic"
+      :current-group-id="currentGroupId"
+      :timeframe-string="timeframeString"
+    />
     <epic-item-timeline
       v-for="(timeframeItem, index) in timeframe"
       :key="index"
@@ -67,6 +130,8 @@ export default {
       :timeframe="timeframe"
       :timeframe-item="timeframeItem"
       :epic="epic"
+      :timeframe-string="timeframeString"
+      :client-width="clientWidth"
     />
   </div>
 </template>
diff --git a/ee/app/assets/javascripts/roadmap/components/epic_item_details.vue b/ee/app/assets/javascripts/roadmap/components/epic_item_details.vue
index fc38214767223d8dec83f15b878e2d93f09db5be..74e64b8ce28937348ecb2a688057ff5574f4caca 100644
--- a/ee/app/assets/javascripts/roadmap/components/epic_item_details.vue
+++ b/ee/app/assets/javascripts/roadmap/components/epic_item_details.vue
@@ -1,7 +1,4 @@
 <script>
-import { s__, sprintf } from '~/locale';
-import { dateInWords } from '~/lib/utils/datetime_utility';
-
 export default {
   props: {
     epic: {
@@ -12,61 +9,15 @@ export default {
       type: Number,
       required: true,
     },
+    timeframeString: {
+      type: String,
+      required: true,
+    },
   },
   computed: {
     isEpicGroupDifferent() {
       return this.currentGroupId !== this.epic.groupId;
     },
-    /**
-     * In case Epic start date is out of range
-     * we need to use original date instead of proxy date
-     */
-    startDate() {
-      if (this.epic.startDateOutOfRange) {
-        return this.epic.originalStartDate;
-      }
-
-      return this.epic.startDate;
-    },
-    /**
-     * In case Epic end date is out of range
-     * we need to use original date instead of proxy date
-     */
-    endDate() {
-      if (this.epic.endDateOutOfRange) {
-        return this.epic.originalEndDate;
-      }
-      return this.epic.endDate;
-    },
-    /**
-     * Compose timeframe string to show on UI
-     * based on start and end date availability
-     */
-    timeframeString() {
-      if (this.epic.startDateUndefined) {
-        return sprintf(s__('GroupRoadmap|Until %{dateWord}'), {
-          dateWord: dateInWords(this.endDate, true),
-        });
-      } else if (this.epic.endDateUndefined) {
-        return sprintf(s__('GroupRoadmap|From %{dateWord}'), {
-          dateWord: dateInWords(this.startDate, true),
-        });
-      }
-
-      // In case both start and end date fall in same year
-      // We should hide year from start date
-      const startDateInWords = dateInWords(
-        this.startDate,
-        true,
-        this.startDate.getFullYear() === this.endDate.getFullYear(),
-      );
-
-      const endDateInWords = dateInWords(this.endDate, true);
-      return sprintf(s__('GroupRoadmap|%{startDateInWords} &ndash; %{endDateInWords}'), {
-        startDateInWords,
-        endDateInWords,
-      });
-    },
   },
 };
 </script>
@@ -80,7 +31,7 @@ export default {
       <span v-if="isEpicGroupDifferent" :title="epic.groupFullName" class="epic-group"
         >{{ epic.groupName }} &middot;</span
       >
-      <span class="epic-timeframe" v-html="timeframeString"></span>
+      <span class="epic-timeframe">{{ timeframeString }}</span>
     </div>
   </span>
 </template>
diff --git a/ee/app/assets/javascripts/roadmap/components/epic_item_timeline.vue b/ee/app/assets/javascripts/roadmap/components/epic_item_timeline.vue
index 91801ede638fdf2bcccc6a8fb35754c7baa54057..6fba806af60e71f9a342ba4e7652d273f94f8615 100644
--- a/ee/app/assets/javascripts/roadmap/components/epic_item_timeline.vue
+++ b/ee/app/assets/javascripts/roadmap/components/epic_item_timeline.vue
@@ -1,5 +1,7 @@
 <script>
-import tooltip from '~/vue_shared/directives/tooltip';
+import { GlPopover, GlProgressBar } from '@gitlab/ui';
+import { __, sprintf } from '~/locale';
+import Icon from '~/vue_shared/components/icon.vue';
 
 import CommonMixin from '../mixins/common_mixin';
 import QuartersPresetMixin from '../mixins/quarters_preset_mixin';
@@ -8,15 +10,22 @@ import WeeksPresetMixin from '../mixins/weeks_preset_mixin';
 
 import CurrentDayIndicator from './current_day_indicator.vue';
 
-import { TIMELINE_CELL_MIN_WIDTH } from '../constants';
+import {
+  EPIC_DETAILS_CELL_WIDTH,
+  PERCENTAGE,
+  PRESET_TYPES,
+  SMALL_TIMELINE_BAR,
+  TIMELINE_CELL_MIN_WIDTH,
+  VERY_SMALL_TIMELINE_BAR,
+} from '../constants';
 
 export default {
   cellWidth: TIMELINE_CELL_MIN_WIDTH,
-  directives: {
-    tooltip,
-  },
   components: {
     CurrentDayIndicator,
+    Icon,
+    GlPopover,
+    GlProgressBar,
   },
   mixins: [CommonMixin, QuartersPresetMixin, MonthsPresetMixin, WeeksPresetMixin],
   props: {
@@ -36,6 +45,15 @@ export default {
       type: Object,
       required: true,
     },
+    timeframeString: {
+      type: String,
+      required: true,
+    },
+    clientWidth: {
+      type: Number,
+      required: false,
+      default: 0,
+    },
   },
   computed: {
     startDateValues() {
@@ -94,6 +112,57 @@ export default {
       }
       return barStyles;
     },
+    epicBarInnerStyle() {
+      return {
+        maxWidth: `${this.clientWidth - EPIC_DETAILS_CELL_WIDTH}px`,
+      };
+    },
+    timelineBarWidth() {
+      if (this.hasStartDate) {
+        if (this.presetType === PRESET_TYPES.QUARTERS) {
+          return this.getTimelineBarWidthForQuarters(this.epic);
+        } else if (this.presetType === PRESET_TYPES.MONTHS) {
+          return this.getTimelineBarWidthForMonths();
+        } else if (this.presetType === PRESET_TYPES.WEEKS) {
+          return this.getTimelineBarWidthForWeeks();
+        }
+      }
+      return Infinity;
+    },
+    showTimelineBarEllipsis() {
+      return this.timelineBarWidth < SMALL_TIMELINE_BAR;
+    },
+    timelineBarEllipsis() {
+      if (this.timelineBarWidth < VERY_SMALL_TIMELINE_BAR) {
+        return '.';
+      } else if (this.timelineBarWidth < SMALL_TIMELINE_BAR) {
+        return '...';
+      }
+      return '';
+    },
+    epicTotalWeight() {
+      if (this.epic.descendantWeightSum) {
+        const { openedIssues, closedIssues } = this.epic.descendantWeightSum;
+        return openedIssues + closedIssues;
+      }
+      return undefined;
+    },
+    epicWeightPercentage() {
+      return this.epicTotalWeight
+        ? Math.round(
+            (this.epic.descendantWeightSum.closedIssues / this.epicTotalWeight) * PERCENTAGE,
+          )
+        : 0;
+    },
+    popoverWeightText() {
+      if (this.epic.descendantWeightSum) {
+        return sprintf(__('%{completedWeight} of %{totalWeight} weight completed'), {
+          completedWeight: this.epic.descendantWeightSum.closedIssues,
+          totalWeight: this.epicTotalWeight,
+        });
+      }
+      return __('- of - weight completed');
+    },
   },
 };
 </script>
@@ -101,17 +170,41 @@ export default {
 <template>
   <span class="epic-timeline-cell" data-qa-selector="epic_timeline_cell">
     <current-day-indicator :preset-type="presetType" :timeframe-item="timeframeItem" />
-    <div class="timeline-bar-wrapper">
+    <div class="epic-bar-wrapper">
       <a
         v-if="hasStartDate"
+        :id="`epic-bar-${epic.id}`"
         :href="epic.webUrl"
-        :class="{
-          'start-date-undefined': epic.startDateUndefined,
-          'end-date-undefined': epic.endDateUndefined,
-        }"
         :style="timelineBarStyles"
-        class="timeline-bar"
-      ></a>
+        class="epic-bar"
+      >
+        <div class="epic-bar-inner" :style="epicBarInnerStyle">
+          <gl-progress-bar
+            class="epic-bar-progress append-bottom-2"
+            :value="epicWeightPercentage"
+          />
+
+          <div v-if="showTimelineBarEllipsis" class="m-0">{{ timelineBarEllipsis }}</div>
+          <div v-else class="d-flex">
+            <span class="flex-grow-1 text-nowrap text-truncate mr-3">
+              {{ epic.title }}
+            </span>
+            <span class="d-flex align-items-center text-nowrap">
+              <icon class="append-right-2" :size="16" name="weight" />
+              {{ epicWeightPercentage }}%
+            </span>
+          </div>
+        </div>
+      </a>
+      <gl-popover
+        :target="`epic-bar-${epic.id}`"
+        :title="epic.description"
+        triggers="hover focus"
+        placement="right"
+      >
+        <p class="text-secondary m-0">{{ timeframeString }}</p>
+        <p class="m-0">{{ popoverWeightText }}</p>
+      </gl-popover>
     </div>
   </span>
 </template>
diff --git a/ee/app/assets/javascripts/roadmap/components/epics_list_section.vue b/ee/app/assets/javascripts/roadmap/components/epics_list_section.vue
index 414c4c4d9a3c22091e18b7ba2332e652e88b7773..05f4e5d400a4ea813907a9a88c1c603f3a5d7bfe 100644
--- a/ee/app/assets/javascripts/roadmap/components/epics_list_section.vue
+++ b/ee/app/assets/javascripts/roadmap/components/epics_list_section.vue
@@ -40,6 +40,7 @@ export default {
   },
   data() {
     return {
+      clientWidth: 0,
       offsetLeft: 0,
       emptyRowContainerStyles: {},
       showBottomShadow: false,
@@ -64,10 +65,12 @@ export default {
   },
   mounted() {
     eventHub.$on('epicsListScrolled', this.handleEpicsListScroll);
+    window.addEventListener('resize', this.syncClientWidth);
     this.initMounted();
   },
   beforeDestroy() {
     eventHub.$off('epicsListScrolled', this.handleEpicsListScroll);
+    window.removeEventListener('resize', this.syncClientWidth);
   },
   methods: {
     ...mapActions(['setBufferSize']),
@@ -91,6 +94,11 @@ export default {
           this.emptyRowContainerStyles = this.getEmptyRowContainerStyles();
         }
       });
+
+      this.syncClientWidth();
+    },
+    syncClientWidth() {
+      this.clientWidth = this.$root.$el?.clientWidth || 0;
     },
     getEmptyRowContainerStyles() {
       if (this.$refs.epicItems && this.$refs.epicItems.length) {
@@ -150,6 +158,7 @@ export default {
         :epic="epic"
         :timeframe="timeframe"
         :current-group-id="currentGroupId"
+        :client-width="clientWidth"
       />
     </template>
     <div
@@ -162,6 +171,10 @@ export default {
         <current-day-indicator :preset-type="presetType" :timeframe-item="timeframeItem" />
       </span>
     </div>
-    <div v-show="showBottomShadow" :style="shadowCellStyles" class="scroll-bottom-shadow"></div>
+    <div
+      v-show="showBottomShadow"
+      :style="shadowCellStyles"
+      class="epic-scroll-bottom-shadow"
+    ></div>
   </div>
 </template>
diff --git a/ee/app/assets/javascripts/roadmap/constants.js b/ee/app/assets/javascripts/roadmap/constants.js
index 0388f3b3cf86c9657da95480c6486f6503dd5c8c..ec9e2f7e21d8f35634e476347320044ef0529c13 100644
--- a/ee/app/assets/javascripts/roadmap/constants.js
+++ b/ee/app/assets/javascripts/roadmap/constants.js
@@ -12,6 +12,12 @@ export const EPIC_HIGHLIGHT_REMOVE_AFTER = 3000;
 
 export const DAYS_IN_WEEK = 7;
 
+export const PERCENTAGE = 100;
+
+export const SMALL_TIMELINE_BAR = 100;
+
+export const VERY_SMALL_TIMELINE_BAR = 27;
+
 export const BUFFER_OVERLAP_SIZE = 20;
 
 export const PRESET_TYPES = {
diff --git a/ee/app/assets/javascripts/roadmap/queries/epicChildEpics.query.graphql b/ee/app/assets/javascripts/roadmap/queries/epicChildEpics.query.graphql
index 2c63b5d4274ede766681627bf61a57679ebee818..625f1ce584a9cb53c8501bb076da6b9baab6b94a 100644
--- a/ee/app/assets/javascripts/roadmap/queries/epicChildEpics.query.graphql
+++ b/ee/app/assets/javascripts/roadmap/queries/epicChildEpics.query.graphql
@@ -17,6 +17,7 @@ query epicChildEpics(
           node {
             id
             title
+            description
             state
             webUrl
             startDate
diff --git a/ee/app/assets/javascripts/roadmap/queries/epicChildEpicsForUnfilteredEpicAggregatesFeatureFlag.query.graphql b/ee/app/assets/javascripts/roadmap/queries/epicChildEpicsForUnfilteredEpicAggregatesFeatureFlag.query.graphql
new file mode 100644
index 0000000000000000000000000000000000000000..9e1fdd2fd984b40b40b80e83ed3ccc8fa1652a25
--- /dev/null
+++ b/ee/app/assets/javascripts/roadmap/queries/epicChildEpicsForUnfilteredEpicAggregatesFeatureFlag.query.graphql
@@ -0,0 +1,38 @@
+query epicChildEpics(
+  $fullPath: ID!
+  $iid: ID!
+  $state: EpicState
+  $sort: EpicSort
+  $startDate: Time
+  $dueDate: Time
+) {
+  group(fullPath: $fullPath) {
+    id
+    name
+    epic(iid: $iid) {
+      id
+      title
+      children(state: $state, sort: $sort, startDate: $startDate, endDate: $dueDate) {
+        edges {
+          node {
+            id
+            title
+            description
+            state
+            webUrl
+            startDate
+            dueDate
+            descendantWeightSum {
+              closedIssues
+              openedIssues
+            }
+            group {
+              name
+              fullName
+            }
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/ee/app/assets/javascripts/roadmap/queries/groupEpics.query.graphql b/ee/app/assets/javascripts/roadmap/queries/groupEpics.query.graphql
index 211a4f53e375557e440be83aac48cc0b5c739b19..4c4ac8ae55b41f4f316bdeac0f11280f4b4d7cb5 100644
--- a/ee/app/assets/javascripts/roadmap/queries/groupEpics.query.graphql
+++ b/ee/app/assets/javascripts/roadmap/queries/groupEpics.query.graphql
@@ -24,6 +24,7 @@ query groupEpics(
         node {
           id
           title
+          description
           state
           webUrl
           startDate
diff --git a/ee/app/assets/javascripts/roadmap/queries/groupEpicsForUnfilteredEpicAggregatesFeatureFlag.query.graphql b/ee/app/assets/javascripts/roadmap/queries/groupEpicsForUnfilteredEpicAggregatesFeatureFlag.query.graphql
new file mode 100644
index 0000000000000000000000000000000000000000..d337775a8401b0cfeb57c0c6e581bd5bc23894f5
--- /dev/null
+++ b/ee/app/assets/javascripts/roadmap/queries/groupEpicsForUnfilteredEpicAggregatesFeatureFlag.query.graphql
@@ -0,0 +1,44 @@
+query groupEpics(
+  $fullPath: ID!
+  $state: EpicState
+  $sort: EpicSort
+  $startDate: Time
+  $dueDate: Time
+  $labelName: [String!] = []
+  $authorUsername: String = ""
+  $search: String = ""
+) {
+  group(fullPath: $fullPath) {
+    id
+    name
+    epics(
+      state: $state
+      sort: $sort
+      startDate: $startDate
+      endDate: $dueDate
+      labelName: $labelName
+      authorUsername: $authorUsername
+      search: $search
+    ) {
+      edges {
+        node {
+          id
+          title
+          description
+          state
+          webUrl
+          startDate
+          dueDate
+          descendantWeightSum {
+            closedIssues
+            openedIssues
+          }
+          group {
+            name
+            fullName
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/ee/app/assets/javascripts/roadmap/store/actions.js b/ee/app/assets/javascripts/roadmap/store/actions.js
index bf879bbbb79403b8fc432a10779a9a12edbddbbb..c68f368623556d9f26513407eda355f4c2ccf9c2 100644
--- a/ee/app/assets/javascripts/roadmap/store/actions.js
+++ b/ee/app/assets/javascripts/roadmap/store/actions.js
@@ -14,6 +14,8 @@ import { EXTEND_AS } from '../constants';
 
 import groupEpics from '../queries/groupEpics.query.graphql';
 import epicChildEpics from '../queries/epicChildEpics.query.graphql';
+import groupEpicsForUnfilteredEpicAggregatesFeatureFlag from '../queries/groupEpicsForUnfilteredEpicAggregatesFeatureFlag.query.graphql';
+import epicChildEpicsForUnfilteredEpicAggregatesFeatureFlag from '../queries/epicChildEpicsForUnfilteredEpicAggregatesFeatureFlag.query.graphql';
 
 import * as types from './mutation_types';
 
@@ -42,9 +44,15 @@ export const fetchGroupEpics = (
   // and then we don't need to pass `filterParams`.
   if (epicIid) {
     query = epicChildEpics;
+    if (gon.features && gon.features.unfilteredEpicAggregates) {
+      query = epicChildEpicsForUnfilteredEpicAggregatesFeatureFlag;
+    }
     variables.iid = epicIid;
   } else {
     query = groupEpics;
+    if (gon.features && gon.features.unfilteredEpicAggregates) {
+      query = groupEpicsForUnfilteredEpicAggregatesFeatureFlag;
+    }
     variables = {
       ...variables,
       ...filterParams,
diff --git a/ee/app/assets/stylesheets/pages/roadmap.scss b/ee/app/assets/stylesheets/pages/roadmap.scss
index 1a8d5fe1251bdeb9fe0d524d4deea3dab566813e..c07d644ff6e00dd3b831d9a30f3cbcbeae9e71a5 100644
--- a/ee/app/assets/stylesheets/pages/roadmap.scss
+++ b/ee/app/assets/stylesheets/pages/roadmap.scss
@@ -249,145 +249,153 @@ html.group-epics-roadmap-html {
 
 .epics-list-section {
   height: calc(100% - 60px);
+}
 
-  .epics-list-item {
-    &:hover {
-      .epic-details-cell,
-      .epic-timeline-cell {
-        background-color: $gray-100;
-      }
+.epics-list-item {
+  &:hover {
+    .epic-details-cell,
+    .epic-timeline-cell {
+      background-color: $gray-100;
     }
+  }
 
-    &.epics-list-item-empty {
-      height: 100%;
-
-      &:hover {
-        .epic-details-cell,
-        .epic-timeline-cell {
-          background-color: $white-light;
-        }
-      }
+  &.epics-list-item-empty {
+    height: 100%;
 
+    &:hover {
       .epic-details-cell,
-      .epic-details-cell::after,
       .epic-timeline-cell {
-        height: 100%;
-      }
-    }
-
-    &.newly-added-epic {
-      .epic-details-cell {
-        animation: colorTransitionDetailsCell 3s;
+        background-color: $white-light;
       }
     }
 
     .epic-details-cell,
+    .epic-details-cell::after,
     .epic-timeline-cell {
-      box-sizing: border-box;
-      float: left;
-      height: $item-height;
-      border-bottom: $border-style;
+      height: 100%;
     }
+  }
 
+  &.newly-added-epic {
     .epic-details-cell {
-      position: sticky;
-      position: -webkit-sticky;
-      left: 0;
-      width: $details-cell-width;
-      padding: $gl-padding-8 $gl-padding;
-      font-size: $code-font-size;
-      background-color: $white-light;
-      z-index: 10;
+      animation: colorTransitionDetailsCell 3s;
+    }
+  }
+}
 
-      &::after {
-        height: $item-height;
-      }
+.epic-details-cell,
+.epic-timeline-cell {
+  box-sizing: border-box;
+  float: left;
+  height: $item-height;
+  border-bottom: $border-style;
+}
 
-      .epic-title,
-      .epic-group-timeframe {
-        will-change: contents;
-      }
+.epic-details-cell {
+  position: sticky;
+  position: -webkit-sticky;
+  left: 0;
+  width: $details-cell-width;
+  padding: $gl-padding-8 $gl-padding;
+  font-size: $code-font-size;
+  background-color: $white-light;
+  z-index: 10;
 
-      .epic-title {
-        display: table;
-        table-layout: fixed;
-        width: 100%;
-
-        .epic-url {
-          display: table-cell;
-          color: $gray-900;
-          font-weight: 600;
-          white-space: nowrap;
-          overflow: hidden;
-          text-overflow: ellipsis;
-        }
-      }
+  &::after {
+    height: $item-height;
+  }
 
-      .epic-group-timeframe {
-        color: $gray-700;
-        width: 100%;
-        white-space: nowrap;
-        overflow: hidden;
-        text-overflow: ellipsis;
-      }
+  .epic-title,
+  .epic-group-timeframe {
+    will-change: contents;
+  }
 
-      .epic-group:hover {
-        cursor: pointer;
-      }
+  .epic-title {
+    display: table;
+    table-layout: fixed;
+    width: 100%;
+
+    .epic-url {
+      display: table-cell;
+      color: $gray-900;
+      font-weight: 600;
+      white-space: nowrap;
+      overflow: hidden;
+      text-overflow: ellipsis;
     }
+  }
 
-    .epic-timeline-cell {
-      position: relative;
-      width: $timeline-cell-width;
-      background-color: transparent;
-      border-right: $border-style;
+  .epic-group-timeframe {
+    color: $gray-700;
+    width: 100%;
+    white-space: nowrap;
+    overflow: hidden;
+    text-overflow: ellipsis;
+  }
 
-      .current-day-indicator {
-        top: -1px;
-        width: 2px;
-        height: calc(100% + 1px);
-        background-color: $red-500;
-        pointer-events: none;
-      }
+  .epic-group:hover {
+    cursor: pointer;
+  }
+}
 
-      .timeline-bar-wrapper {
-        position: relative;
-      }
+.epic-timeline-cell {
+  position: relative;
+  width: $timeline-cell-width;
+  background-color: transparent;
+  border-right: $border-style;
+
+  .current-day-indicator {
+    top: -1px;
+    width: 2px;
+    height: calc(100% + 1px);
+    background-color: $red-500;
+    pointer-events: none;
+  }
 
-      .timeline-bar {
-        position: absolute;
-        top: 12px;
-        height: 24px;
-        background-color: $blue-500;
-        border-radius: $border-radius-default;
-        opacity: 0.75;
-        will-change: width, left;
-        z-index: 5;
-
-        &:hover {
-          opacity: 1;
-        }
-
-        &.start-date-undefined {
-          background: linear-gradient(to right, $roadmap-gradient-gray 0%, $blue-200 50%, $blue-500 100%);
-        }
-
-        &.end-date-undefined {
-          background: linear-gradient(to right, $blue-500 0%, $blue-200 50%, $roadmap-gradient-gray 100%);
-        }
-      }
+  &:last-child {
+    border-right: 0;
+  }
+}
 
-      &:last-child {
-        border-right: 0;
-      }
-    }
+.epic-bar-wrapper {
+  position: relative;
+}
+
+.epic-bar {
+  position: absolute;
+  top: 5px;
+  height: 40px;
+  background-color: $blue-600;
+  border-radius: $border-radius-default;
+  will-change: width, left;
+  z-index: 5;
+
+  &:hover {
+    background-color: $blue-700;
   }
+}
 
-  .scroll-bottom-shadow {
-    @include roadmap-scroll-mixin;
-    position: fixed;
-    bottom: 0;
-    background: $scroll-bottom-gradient;
-    z-index: 2;
+.epic-bar-inner {
+  position: sticky;
+  position: -webkit-sticky;
+  left: $details-cell-width;
+  padding: $gl-padding-8;
+  color: $white-light;
+}
+
+.epic-bar-progress {
+  background-color: $blue-300;
+
+  .progress-bar {
+    background-color: $white-light;
   }
 }
+
+.epic-scroll-bottom-shadow {
+  @include roadmap-scroll-mixin;
+  position: fixed;
+  bottom: 0;
+  background: $scroll-bottom-gradient;
+  z-index: 2;
+}
+
diff --git a/ee/app/controllers/groups/epics_controller.rb b/ee/app/controllers/groups/epics_controller.rb
index 1e7ac6df96a39e615875a9221eeb2d67833933a2..05f46bb26ebbfeb420016441ac75671fa53d27c7 100644
--- a/ee/app/controllers/groups/epics_controller.rb
+++ b/ee/app/controllers/groups/epics_controller.rb
@@ -18,6 +18,7 @@ class Groups::EpicsController < Groups::ApplicationController
 
   before_action do
     push_frontend_feature_flag(:roadmap_graphql, @group)
+    push_frontend_feature_flag(:unfiltered_epic_aggregates, @group)
     push_frontend_feature_flag(:vue_issuable_epic_sidebar, @group)
   end
 
diff --git a/ee/app/controllers/groups/roadmap_controller.rb b/ee/app/controllers/groups/roadmap_controller.rb
index b535a2de0e47a66919cab31f9a4bb5cc5153cb21..c37d22ef0b7a3b49abd5a401953ebec69754d695 100644
--- a/ee/app/controllers/groups/roadmap_controller.rb
+++ b/ee/app/controllers/groups/roadmap_controller.rb
@@ -11,6 +11,7 @@ class RoadmapController < Groups::ApplicationController
     before_action :persist_roadmap_layout, only: [:show]
     before_action do
       push_frontend_feature_flag(:roadmap_graphql, @group)
+      push_frontend_feature_flag(:unfiltered_epic_aggregates, @group)
       push_frontend_feature_flag(:roadmap_buffered_rendering, @group)
     end
 
diff --git a/ee/app/helpers/epics_helper.rb b/ee/app/helpers/epics_helper.rb
index 85734cdf3c71afa36c0ee87489ac3e17db15617f..f5cde2745f9fb6c0e15a2ebb06116ee2a5444098 100644
--- a/ee/app/helpers/epics_helper.rb
+++ b/ee/app/helpers/epics_helper.rb
@@ -37,9 +37,9 @@ def epic_timeframe(epic)
 
       "#{epic.start_date.strftime(start_date_format)} – #{epic.end_date.strftime(long_format)}"
     elsif epic.start_date.present?
-      s_('GroupRoadmap|From %{dateWord}') % { dateWord: epic.start_date.strftime(long_format) }
+      s_('GroupRoadmap|%{dateWord} – No end date') % { dateWord: epic.start_date.strftime(long_format) }
     elsif epic.end_date.present?
-      s_("GroupRoadmap|Until %{dateWord}") % { dateWord: epic.end_date.strftime(long_format) }
+      s_("GroupRoadmap|No start date – %{dateWord}") % { dateWord: epic.end_date.strftime(long_format) }
     end
   end
 end
diff --git a/ee/changelogs/unreleased/5164-weight-and-progress-information-in-roadmap-epic-bars.yml b/ee/changelogs/unreleased/5164-weight-and-progress-information-in-roadmap-epic-bars.yml
new file mode 100644
index 0000000000000000000000000000000000000000..a1718fc3a493b22c9189c4e6cfc7778cd3ded265
--- /dev/null
+++ b/ee/changelogs/unreleased/5164-weight-and-progress-information-in-roadmap-epic-bars.yml
@@ -0,0 +1,5 @@
+---
+title: Add weight and progress information in Roadmap Epic bars
+merge_request: 18957
+author:
+type: added
diff --git a/ee/spec/features/epics/epics_list_spec.rb b/ee/spec/features/epics/epics_list_spec.rb
index 344ff84e5b5fbe72fc4c9bc36c0328af12db0e4e..403813f654c716a36ba273f1e84b64e3cfb92ca7 100644
--- a/ee/spec/features/epics/epics_list_spec.rb
+++ b/ee/spec/features/epics/epics_list_spec.rb
@@ -50,8 +50,8 @@
 
     it 'shows epic start and/or end dates when present' do
       page.within('.issuable-list') do
-        expect(find("li[data-id='#{epic1.id}'] .issuable-info .issuable-dates")).to have_content("Until #{epic1.end_date.strftime('%b %d, %Y')}")
-        expect(find("li[data-id='#{epic2.id}'] .issuable-info .issuable-dates")).to have_content("From #{epic2.start_date.strftime('%b %d, %Y')}")
+        expect(find("li[data-id='#{epic1.id}'] .issuable-info .issuable-dates")).to have_content("No start date – #{epic1.end_date.strftime('%b %d, %Y')}")
+        expect(find("li[data-id='#{epic2.id}'] .issuable-info .issuable-dates")).to have_content("#{epic2.start_date.strftime('%b %d, %Y')} – No end date")
       end
     end
 
diff --git a/ee/spec/helpers/epics_helper_spec.rb b/ee/spec/helpers/epics_helper_spec.rb
index 7ac8d76de46fd896ef7e8afa66c5e563f1b84923..9ea1cead0c559c1e8b70649ab3e1e3de2b66fc9c 100644
--- a/ee/spec/helpers/epics_helper_spec.rb
+++ b/ee/spec/helpers/epics_helper_spec.rb
@@ -77,7 +77,7 @@
       let(:end_date) { nil }
 
       it 'returns start date with year' do
-        is_expected.to eq('From Jul 22, 2018')
+        is_expected.to eq('Jul 22, 2018 – No end date')
       end
     end
 
@@ -86,7 +86,7 @@
       let(:end_date) { Date.new(2018, 7, 22) }
 
       it 'returns end date with year' do
-        is_expected.to eq('Until Jul 22, 2018')
+        is_expected.to eq('No start date – Jul 22, 2018')
       end
     end
   end
diff --git a/ee/spec/javascripts/roadmap/components/epic_item_details_spec.js b/ee/spec/javascripts/roadmap/components/epic_item_details_spec.js
index 244b8edb8e61f153d6bd56ed1c91bd7872afd356..8e6e043d251328d5b9a9a2d6e4281eb49c723b4c 100644
--- a/ee/spec/javascripts/roadmap/components/epic_item_details_spec.js
+++ b/ee/spec/javascripts/roadmap/components/epic_item_details_spec.js
@@ -11,6 +11,7 @@ const createComponent = (epic = mockEpic, currentGroupId = mockGroupId) => {
   return mountComponent(Component, {
     epic,
     currentGroupId,
+    timeframeString: 'Jul 10, 2017 – Jun 2, 2018',
   });
 };
 
@@ -37,80 +38,6 @@ describe('EpicItemDetailsComponent', () => {
         expect(vm.isEpicGroupDifferent).toBe(false);
       });
     });
-
-    describe('startDate', () => {
-      it('returns Epic.startDate when start date is within range', () => {
-        vm = createComponent(mockEpic);
-
-        expect(vm.startDate).toBe(mockEpic.startDate);
-      });
-
-      it('returns Epic.originalStartDate when start date is out of range', () => {
-        const mockStartDate = new Date(2018, 0, 1);
-        const mockEpicItem = Object.assign({}, mockEpic, {
-          startDateOutOfRange: true,
-          originalStartDate: mockStartDate,
-        });
-        vm = createComponent(mockEpicItem);
-
-        expect(vm.startDate).toBe(mockStartDate);
-      });
-    });
-
-    describe('endDate', () => {
-      it('returns Epic.endDate when end date is within range', () => {
-        vm = createComponent(mockEpic);
-
-        expect(vm.endDate).toBe(mockEpic.endDate);
-      });
-
-      it('returns Epic.originalEndDate when end date is out of range', () => {
-        const mockEndDate = new Date(2018, 0, 1);
-        const mockEpicItem = Object.assign({}, mockEpic, {
-          endDateOutOfRange: true,
-          originalEndDate: mockEndDate,
-        });
-        vm = createComponent(mockEpicItem);
-
-        expect(vm.endDate).toBe(mockEndDate);
-      });
-    });
-
-    describe('timeframeString', () => {
-      it('returns timeframe string correctly when both start and end dates are defined', () => {
-        vm = createComponent(mockEpic);
-
-        expect(vm.timeframeString).toBe('Jul 10, 2017 &ndash; Jun 2, 2018');
-      });
-
-      it('returns timeframe string correctly when only start date is defined', () => {
-        const mockEpicItem = Object.assign({}, mockEpic, {
-          endDateUndefined: true,
-        });
-        vm = createComponent(mockEpicItem);
-
-        expect(vm.timeframeString).toBe('From Jul 10, 2017');
-      });
-
-      it('returns timeframe string correctly when only end date is defined', () => {
-        const mockEpicItem = Object.assign({}, mockEpic, {
-          startDateUndefined: true,
-        });
-        vm = createComponent(mockEpicItem);
-
-        expect(vm.timeframeString).toBe('Until Jun 2, 2018');
-      });
-
-      it('returns timeframe string with hidden year for start date when both start and end dates are from same year', () => {
-        const mockEpicItem = Object.assign({}, mockEpic, {
-          startDate: new Date(2018, 0, 1),
-          endDate: new Date(2018, 3, 1),
-        });
-        vm = createComponent(mockEpicItem);
-
-        expect(vm.timeframeString).toBe('Jan 1 &ndash; Apr 1, 2018');
-      });
-    });
   });
 
   describe('template', () => {
diff --git a/ee/spec/javascripts/roadmap/components/epic_item_spec.js b/ee/spec/javascripts/roadmap/components/epic_item_spec.js
index b59dd00ea9e84d259a35c650d1cc88fbf01dd4e0..43b2147765a4ac4001d9ccb81586cafb66f678cf 100644
--- a/ee/spec/javascripts/roadmap/components/epic_item_spec.js
+++ b/ee/spec/javascripts/roadmap/components/epic_item_spec.js
@@ -40,6 +40,74 @@ describe('EpicItemComponent', () => {
     vm.$destroy();
   });
 
+  describe('startDate', () => {
+    it('returns Epic.startDate when start date is within range', () => {
+      expect(vm.startDate).toBe(mockEpic.startDate);
+    });
+
+    it('returns Epic.originalStartDate when start date is out of range', () => {
+      const mockStartDate = new Date(2018, 0, 1);
+      const epic = Object.assign({}, mockEpic, {
+        startDateOutOfRange: true,
+        originalStartDate: mockStartDate,
+      });
+      vm = createComponent({ epic });
+
+      expect(vm.startDate).toBe(mockStartDate);
+    });
+  });
+
+  describe('endDate', () => {
+    it('returns Epic.endDate when end date is within range', () => {
+      expect(vm.endDate).toBe(mockEpic.endDate);
+    });
+
+    it('returns Epic.originalEndDate when end date is out of range', () => {
+      const mockEndDate = new Date(2018, 0, 1);
+      const epic = Object.assign({}, mockEpic, {
+        endDateOutOfRange: true,
+        originalEndDate: mockEndDate,
+      });
+      vm = createComponent({ epic });
+
+      expect(vm.endDate).toBe(mockEndDate);
+    });
+  });
+
+  describe('timeframeString', () => {
+    it('returns timeframe string correctly when both start and end dates are defined', () => {
+      expect(vm.timeframeString).toBe('Jul 10, 2017 – Jun 2, 2018');
+    });
+
+    it('returns timeframe string correctly when only start date is defined', () => {
+      const epic = Object.assign({}, mockEpic, {
+        endDateUndefined: true,
+      });
+      vm = createComponent({ epic });
+
+      expect(vm.timeframeString).toBe('Jul 10, 2017 – No end date');
+    });
+
+    it('returns timeframe string correctly when only end date is defined', () => {
+      const epic = Object.assign({}, mockEpic, {
+        startDateUndefined: true,
+      });
+      vm = createComponent({ epic });
+
+      expect(vm.timeframeString).toBe('No start date – Jun 2, 2018');
+    });
+
+    it('returns timeframe string with hidden year for start date when both start and end dates are from same year', () => {
+      const epic = Object.assign({}, mockEpic, {
+        startDate: new Date(2018, 0, 1),
+        endDate: new Date(2018, 3, 1),
+      });
+      vm = createComponent({ epic });
+
+      expect(vm.timeframeString).toBe('Jan 1 – Apr 1, 2018');
+    });
+  });
+
   describe('methods', () => {
     describe('removeHighlight', () => {
       it('should call _.delay after 3 seconds with a callback function which would set `epic.newEpic` to false when it is true already', done => {
diff --git a/ee/spec/javascripts/roadmap/components/epic_item_timeline_spec.js b/ee/spec/javascripts/roadmap/components/epic_item_timeline_spec.js
index 91743eb4ccb20d6a2b82bb5c525fd0d689f93b08..2971fe04514cff53da984a14cc45de905bc0241d 100644
--- a/ee/spec/javascripts/roadmap/components/epic_item_timeline_spec.js
+++ b/ee/spec/javascripts/roadmap/components/epic_item_timeline_spec.js
@@ -15,6 +15,7 @@ const createComponent = ({
   timeframe = mockTimeframeMonths,
   timeframeItem = mockTimeframeMonths[0],
   epic = mockEpic,
+  timeframeString = '',
 }) => {
   const Component = Vue.extend(epicItemTimelineComponent);
 
@@ -23,6 +24,7 @@ const createComponent = ({
     timeframe,
     timeframeItem,
     epic,
+    timeframeString,
   });
 };
 
@@ -65,6 +67,60 @@ describe('EpicItemTimelineComponent', () => {
         );
       });
     });
+
+    describe('epicTotalWeight', () => {
+      it('returns the correct percentage of completed to total weights', () => {
+        vm = createComponent({});
+
+        expect(vm.epicTotalWeight).toBe(5);
+      });
+
+      it('returns undefined if weights information is not present', () => {
+        vm = createComponent({
+          epic: Object.assign({}, mockEpic, {
+            descendantWeightSum: undefined,
+          }),
+        });
+
+        expect(vm.epicTotalWeight).toBe(undefined);
+      });
+    });
+
+    describe('epicWeightPercentage', () => {
+      it('returns the correct percentage of completed to total weights', () => {
+        vm = createComponent({});
+
+        expect(vm.epicWeightPercentage).toBe(60);
+      });
+
+      it('returns 0 when there is no total weight', () => {
+        vm = createComponent({
+          epic: Object.assign({}, mockEpic, {
+            descendantWeightSum: undefined,
+          }),
+        });
+
+        expect(vm.epicWeightPercentage).toBe(0);
+      });
+    });
+
+    describe('popoverWeightText', () => {
+      it('returns a description of the weight completed', () => {
+        vm = createComponent({});
+
+        expect(vm.popoverWeightText).toBe('3 of 5 weight completed');
+      });
+
+      it('returns a description with no numbers for weight completed when there is no weights information', () => {
+        vm = createComponent({
+          epic: Object.assign({}, mockEpic, {
+            descendantWeightSum: undefined,
+          }),
+        });
+
+        expect(vm.popoverWeightText).toBe('- of - weight completed');
+      });
+    });
   });
 
   describe('template', () => {
@@ -83,13 +139,13 @@ describe('EpicItemTimelineComponent', () => {
       expect(vm.$el.querySelector('span.current-day-indicator')).not.toBeNull();
     });
 
-    it('renders timeline bar element with class `timeline-bar` and class `timeline-bar-wrapper` as container element', () => {
+    it('renders timeline bar element with class `epic-bar` and class `epic-bar-wrapper` as container element', () => {
       vm = createComponent({
         epic: Object.assign({}, mockEpic, { startDate: mockTimeframeMonths[1] }),
         timeframeItem: mockTimeframeMonths[1],
       });
 
-      expect(vm.$el.querySelector('.timeline-bar-wrapper .timeline-bar')).not.toBeNull();
+      expect(vm.$el.querySelector('.epic-bar-wrapper .epic-bar')).not.toBeNull();
     });
 
     it('renders timeline bar with calculated `width` and `left` properties applied via style attribute', () => {
@@ -99,41 +155,19 @@ describe('EpicItemTimelineComponent', () => {
           endDate: new Date(2018, 1, 15),
         }),
       });
-      const timelineBarEl = vm.$el.querySelector('.timeline-bar-wrapper .timeline-bar');
+      const timelineBarEl = vm.$el.querySelector('.epic-bar-wrapper .epic-bar');
 
       expect(timelineBarEl.getAttribute('style')).toContain('width');
       expect(timelineBarEl.getAttribute('style')).toContain('left: 0px;');
     });
 
-    it('renders timeline bar with `start-date-undefined` class when Epic startDate is undefined', done => {
+    it('renders component with the title in the epic bar', () => {
       vm = createComponent({
-        epic: Object.assign({}, mockEpic, {
-          startDateUndefined: true,
-          startDate: mockTimeframeMonths[0],
-        }),
-      });
-      const timelineBarEl = vm.$el.querySelector('.timeline-bar-wrapper .timeline-bar');
-
-      vm.$nextTick(() => {
-        expect(timelineBarEl.classList.contains('start-date-undefined')).toBe(true);
-        done();
-      });
-    });
-
-    it('renders timeline bar with `end-date-undefined` class when Epic endDate is undefined', done => {
-      vm = createComponent({
-        epic: Object.assign({}, mockEpic, {
-          startDate: mockTimeframeMonths[0],
-          endDateUndefined: true,
-          endDate: mockTimeframeMonths[mockTimeframeMonths.length - 1],
-        }),
+        epic: Object.assign({}, mockEpic, { startDate: mockTimeframeMonths[1] }),
+        timeframeItem: mockTimeframeMonths[1],
       });
-      const timelineBarEl = vm.$el.querySelector('.timeline-bar-wrapper .timeline-bar');
 
-      vm.$nextTick(() => {
-        expect(timelineBarEl.classList.contains('end-date-undefined')).toBe(true);
-        done();
-      });
+      expect(vm.$el.querySelector('.epic-bar').textContent).toContain(mockEpic.title);
     });
   });
 });
diff --git a/ee/spec/javascripts/roadmap/components/epics_list_section_spec.js b/ee/spec/javascripts/roadmap/components/epics_list_section_spec.js
index 7e1ec3068d291317b8d11a7eac0283849a17cda9..0ee44131f00959c89b4b26d08a6aab6bf39e30ac 100644
--- a/ee/spec/javascripts/roadmap/components/epics_list_section_spec.js
+++ b/ee/spec/javascripts/roadmap/components/epics_list_section_spec.js
@@ -251,7 +251,7 @@ describe('EpicsListSectionComponent', () => {
         showBottomShadow: true,
       });
 
-      expect(wrapper.find('.scroll-bottom-shadow').exists()).toBe(true);
+      expect(wrapper.find('.epic-scroll-bottom-shadow').exists()).toBe(true);
     });
   });
 });
diff --git a/ee/spec/javascripts/roadmap/mixins/months_preset_mixin_spec.js b/ee/spec/javascripts/roadmap/mixins/months_preset_mixin_spec.js
index 9c595a51e544f3543c62a105317aa745e41d9fd2..9a655cf235e660ea6233e1c1cc87d4305b80f5fc 100644
--- a/ee/spec/javascripts/roadmap/mixins/months_preset_mixin_spec.js
+++ b/ee/spec/javascripts/roadmap/mixins/months_preset_mixin_spec.js
@@ -23,6 +23,7 @@ const createComponent = ({
     timeframe,
     timeframeItem,
     epic,
+    timeframeString: '',
   });
 };
 
diff --git a/ee/spec/javascripts/roadmap/mixins/quarters_preset_mixin_spec.js b/ee/spec/javascripts/roadmap/mixins/quarters_preset_mixin_spec.js
index 9c53e63c084f1e2f9e540d4b2ce2dcd68fd5fae1..13e5c57dba3c3998a73b1547a163e94ff3d5b85b 100644
--- a/ee/spec/javascripts/roadmap/mixins/quarters_preset_mixin_spec.js
+++ b/ee/spec/javascripts/roadmap/mixins/quarters_preset_mixin_spec.js
@@ -15,6 +15,7 @@ const createComponent = ({
   timeframe = mockTimeframeQuarters,
   timeframeItem = mockTimeframeQuarters[0],
   epic = mockEpic,
+  timeframeString = '',
 }) => {
   const Component = Vue.extend(EpicItemTimelineComponent);
 
@@ -23,6 +24,7 @@ const createComponent = ({
     timeframe,
     timeframeItem,
     epic,
+    timeframeString,
   });
 };
 
diff --git a/ee/spec/javascripts/roadmap/mixins/weeks_preset_mixin_spec.js b/ee/spec/javascripts/roadmap/mixins/weeks_preset_mixin_spec.js
index c75aa62e5cd93a14ac1cae097e8bc67ffa9ede3f..ce32fdb775bb4312d6757c3b3be9e1a32ca45a21 100644
--- a/ee/spec/javascripts/roadmap/mixins/weeks_preset_mixin_spec.js
+++ b/ee/spec/javascripts/roadmap/mixins/weeks_preset_mixin_spec.js
@@ -23,6 +23,7 @@ const createComponent = ({
     timeframe,
     timeframeItem,
     epic,
+    timeframeString: '',
   });
 };
 
diff --git a/ee/spec/javascripts/roadmap/mock_data.js b/ee/spec/javascripts/roadmap/mock_data.js
index c02bff6f6ede1d4bb79e962b73559b77139e540b..c3b85e99e71c487f268ac1184679d73a18a1e8ec 100644
--- a/ee/spec/javascripts/roadmap/mock_data.js
+++ b/ee/spec/javascripts/roadmap/mock_data.js
@@ -101,6 +101,10 @@ export const mockEpic = {
   groupFullName: 'Gitlab Org',
   startDate: new Date('2017-07-10'),
   endDate: new Date('2018-06-02'),
+  descendantWeightSum: {
+    closedIssues: 3,
+    openedIssues: 2,
+  },
   webUrl: '/groups/gitlab-org/-/epics/1',
 };
 
diff --git a/locale/gitlab.pot b/locale/gitlab.pot
index 2eaf892d8c1498b6ee59826adfb488ef8bd12f2e..3ab5e1b65920c1265de259cf7cd0b59facd47416 100644
--- a/locale/gitlab.pot
+++ b/locale/gitlab.pot
@@ -220,6 +220,9 @@ msgstr ""
 msgid "%{commit_author_link} authored %{commit_timeago}"
 msgstr ""
 
+msgid "%{completedWeight} of %{totalWeight} weight completed"
+msgstr ""
+
 msgid "%{cores} cores"
 msgstr ""
 
@@ -600,6 +603,9 @@ msgid_plural "- Users"
 msgstr[0] ""
 msgstr[1] ""
 
+msgid "- of - weight completed"
+msgstr ""
+
 msgid "- show less"
 msgstr ""
 
@@ -9925,10 +9931,13 @@ msgstr ""
 msgid "Group: %{name}"
 msgstr ""
 
-msgid "GroupRoadmap|%{startDateInWords} &ndash; %{endDateInWords}"
+msgid "GroupRoadmap|%{dateWord} – No end date"
 msgstr ""
 
-msgid "GroupRoadmap|From %{dateWord}"
+msgid "GroupRoadmap|%{startDateInWords} – %{endDateInWords}"
+msgstr ""
+
+msgid "GroupRoadmap|No start date – %{dateWord}"
 msgstr ""
 
 msgid "GroupRoadmap|Something went wrong while fetching epics"
@@ -9949,9 +9958,6 @@ msgstr ""
 msgid "GroupRoadmap|To widen your search, change or remove filters; from %{startDate} to %{endDate}."
 msgstr ""
 
-msgid "GroupRoadmap|Until %{dateWord}"
-msgstr ""
-
 msgid "GroupSAML|Certificate fingerprint"
 msgstr ""