diff --git a/package-lock.json b/package-lock.json
index a6342e0..10caf37 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "flightgear-airports",
-  "version": "0.0.32",
+  "version": "0.0.33",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -12349,6 +12349,21 @@
       "resolved": "https://registry.npmjs.org/leaflet-textpath/-/leaflet-textpath-1.2.0.tgz",
       "integrity": "sha512-anLGWptWb916MhEXi4WewYe08YKCawRvEXsMGj9fuYnUGd+irV3VG4UXcdW1l+Oa/TZoCTLQsg3LNwvFcroVog=="
     },
+    "leaflet.pattern": {
+      "version": "0.1.0",
+      "resolved": "https://registry.npmjs.org/leaflet.pattern/-/leaflet.pattern-0.1.0.tgz",
+      "integrity": "sha512-E4sxvvK0XHi1EhE1yUTG1bzafXZoXUPqWPjHz5fSpv/pOcT4CtS0qR1lhFSRtSUYios8OwlZmUGB9n91zQEgcw==",
+      "requires": {
+        "leaflet": "~0.7.1"
+      },
+      "dependencies": {
+        "leaflet": {
+          "version": "0.7.7",
+          "resolved": "https://registry.npmjs.org/leaflet/-/leaflet-0.7.7.tgz",
+          "integrity": "sha1-HjUrpU5j0HZFH6NjyQCJDLLPde4="
+        }
+      }
+    },
     "levn": {
       "version": "0.3.0",
       "resolved": "https://registry.npmjs.org/levn/-/levn-0.3.0.tgz",
diff --git a/package.json b/package.json
index 6416814..f3b2126 100644
--- a/package.json
+++ b/package.json
@@ -109,6 +109,7 @@
     "leaflet-search": "^2.9.9",
     "leaflet-sidebar-v2": "^3.2.1",
     "leaflet-textpath": "^1.2.0",
+    "leaflet.pattern": "^0.1.0",
     "lokijs": "^1.5.8",
     "mathjs": "^6.2.5",
     "path": "^0.12.7",
diff --git a/src/renderer/check/mapper.js b/src/renderer/check/mapper.js
index 26f0ac7..6c9209c 100644
--- a/src/renderer/check/mapper.js
+++ b/src/renderer/check/mapper.js
@@ -31,7 +31,7 @@ export function checkMapper(o) {
             'box': o.box !== undefined ? o.box.getLatLngs() : null
         };
     } else if (o instanceof L.RunwayNode) {
-        console.log(o)        
+        console.log(o)
         return { 'index': Number(o['glueindex']), '_leaflet_id': o._leaflet_id, 'lat': o._latlng.lat, 'lng': o._latlng.lng, 'type': 'runway' };
     } else if (o instanceof L.HoldNode) {
         console.log(o)
@@ -41,6 +41,11 @@ export function checkMapper(o) {
             'type': 'runway_poly',
             'pavement': o.getLatLngs()
         }
+    } else if (o instanceof L.TakeoffPolygon) {
+        return {
+            'type': 'takeoffpad_poly',
+            'pavement': o.getLatLngs()
+        }
     } else if (o instanceof L.Polyline) {
         console.log(o)
         var latLngs = o.getLatLngs().map(l => ({ lat: l.lat, lng: l.lng, index: l.glueindex }));
@@ -56,7 +61,7 @@ export function checkMapper(o) {
 }
 
 export function groMapper(o) {
-    if (o instanceof L.Polygon) { 
+    if (o instanceof L.Polygon) {
 
     }
 }
diff --git a/src/renderer/components/EditBar.vue b/src/renderer/components/EditBar.vue
index a87a84b..6431264 100644
--- a/src/renderer/components/EditBar.vue
+++ b/src/renderer/components/EditBar.vue
@@ -302,9 +302,16 @@ You should have received a copy of the GNU General Public License along with FG
             console.log(l)
             pavement.push(l)
           })
-          var features2 = pavement.map(mapper.checkMapper).filter(n => n)
+          var thresholds = []
+          this.$parent.$parent.$refs.thresholdLayer.getLayer().eachLayer(l => {
+            console.log(l)
+            thresholds.push(l)
+          })
+          var pavementFeatures = pavement.map(mapper.checkMapper).filter(n => n)
+          //TODO
+          var thresholdFeatures = thresholds.map(mapper.checkMapper).filter(n => n)
 
-          worker.postMessage(['check', features.concat(features2) ] )
+          worker.postMessage(['check', features.concat(pavementFeatures).concat(thresholdFeatures) ] )
           this.pollData()
           // the reply
           var store = this.$store
diff --git a/src/renderer/components/ThresholdLayer.vue b/src/renderer/components/ThresholdLayer.vue
index 25d9e4f..0828478 100644
--- a/src/renderer/components/ThresholdLayer.vue
+++ b/src/renderer/components/ThresholdLayer.vue
@@ -3,6 +3,7 @@
 <script lang="js">
   import { LMap, LMarker } from 'vue2-leaflet'
   import L from 'leaflet'
+  import leafletPattern from 'leaflet.pattern'
   import LEdit from 'leaflet-editable/src/Leaflet.Editable.js'
   import {readThresholdXML} from '../loaders/threshold_loader'
   import {writeThresholdXML} from '../loaders/threshold_writer'
@@ -13,7 +14,7 @@
     created () {
     },
     mounted () {
-      console.debug(LMap, LMarker, L, LEdit)
+      console.debug(LMap, LMarker, L, LEdit, leafletPattern)
       this.$store.watch(
         function (state) {
           return state.Editable.data.threshold
@@ -24,6 +25,8 @@
           deep: true
         }
       )
+      var stripes = new L.StripePattern({color: 'yellow'})
+      stripes.addTo(this.$parent.mapObject)
     },
     beforeDestroy () {
       this.remove()
@@ -55,8 +58,11 @@
         if (this.layerGroup) {
           this.layerGroup.removeFrom(this.$parent.mapObject)
         }
+        var stripes = new L.StripePattern({color: 'yellow'})
+        stripes.addTo(this.$parent.mapObject)
+
         // Callback for add
-        this.layerGroup = readThresholdXML(this.$store.state.Settings.settings.airportsDirectory, icao, this.read)
+        this.layerGroup = readThresholdXML(this.$store.state.Settings.settings.airportsDirectory, icao, this.read, stripes)
         if (!this.layerGroup) {
           console.warn('Threshold for ICAO not loaded ' + icao)
           return
diff --git a/src/renderer/leaflet/TakeoffPad.js b/src/renderer/leaflet/TakeoffPad.js
new file mode 100644
index 0000000..5249233
--- /dev/null
+++ b/src/renderer/leaflet/TakeoffPad.js
@@ -0,0 +1,41 @@
+/*
+Copyright 2021 Keith Paterson
+
+This file is part of FG Airports.
+
+FG Airports is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
+
+FG Airports 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 General Public License for more details.
+
+You should have received a copy of the GNU General Public License along with FG Airports. If not, see http://www.gnu.org/licenses/.
+*/
+
+/* eslint-disable */
+
+const turf = require('@turf/turf')
+
+L.TakeoffPolygon = L.Polygon.extend({
+    turfyRunway: [],
+
+    setTurfy: function (padPoints) {
+        var latLngs = padPoints.map(this.turfToLatLng);
+        latLngs.push(latLngs[0]);
+        this.turfyRunway = turf.polygon([latLngs]);
+    },
+
+    turfToLatLng: function (turfPoint) {
+        return [turfPoint.lng, turfPoint.lat];
+    }
+});
+
+var takeoffPadPoly = function (padPoints) {
+    var takeoffPadPoly = new L.TakeoffPolygon(padPoints);
+    takeoffPadPoly.setStyle({ color: 'black', fillColor: '', opacity: 1.0, fillOpacity: 0.0, interactive: false });
+    takeoffPadPoly.setTurfy(padPoints);
+    console.debug(padPoints);
+    return takeoffPadPoly;
+}
+
+
+
+module.exports = takeoffPadPoly;
\ No newline at end of file
diff --git a/src/renderer/loaders/threshold_loader.js b/src/renderer/loaders/threshold_loader.js
index 491c284..96551fb 100644
--- a/src/renderer/loaders/threshold_loader.js
+++ b/src/renderer/loaders/threshold_loader.js
@@ -1,19 +1,22 @@
 /* eslint-disable */
 const fs = require('fs');
 const path = require('path');
-var xamel = require('xamel');
+const xamel = require('xamel');
 const convert = require('geo-coordinates-parser');
+const LatLonEllipsoidal = require('geodesy/latlon-ellipsoidal-vincenty.js').default;
 
 const store = require('../store');
 
 const util = require('util');
 
+const takeoffPadPoly = require('../leaflet/TakeoffPad.js');
+
 const threshold = require('./Threshold.js');
 
 
 var $ = require('jquery');
 
-exports.readThresholdXML = function (fDir, icao, force) {
+exports.readThresholdXML = function (fDir, icao, force, stripes) {
     try {
         var layerGroup = L.layerGroup();
         layerGroup.maxId = 0;
@@ -48,12 +51,30 @@ exports.readThresholdXML = function (fDir, icao, force) {
             var index = 0;
             runwayNodes.map(r => {
                 var thresholds = r.find('threshold');
-                thresholds.map(t => {
-                    var icon = threshold(t);
+                thresholds.map(n => {
+                    var icon = threshold(n);
                     icon.index = index;
                     icon.addTo(layerGroup);
-                }                
+                    // Width in m
+                    var runwayWidth = 20;
+                    var latlon = convert(n.find('lat/text()').text() + " " + n.find('lon/text()').text());
+                    var displ_m = Number(n.find('displ-m/text()').text());
+                    var pointMiddle = new LatLonEllipsoidal(latlon.decimalLatitude, latlon.decimalLongitude);
+                    var heading = Number(n.find('hdg-deg/text()').text());
+                    var point1 = pointMiddle.destinationPoint(displ_m, heading);
+                    var point2 = pointMiddle.destinationPoint(displ_m + 80, heading);
+
+                    var runwayPoints = [];
+                    runwayPoints.push(point1.destinationPoint(runwayWidth / 2, (heading + 90)));
+                    runwayPoints.push(point2.destinationPoint(runwayWidth / 2, (heading + 90)));
+                    runwayPoints.push(point2.destinationPoint(runwayWidth / 2, (heading - 90)));
+                    runwayPoints.push(point1.destinationPoint(runwayWidth / 2, (heading - 90)));
+
+                    var runwayPoly = takeoffPadPoly(runwayPoints);
+                    runwayPoly.addTo(layerGroup);
+                }
                 )
+
                 index+=1;
             }).sort();
 
@@ -65,4 +86,4 @@ exports.readThresholdXML = function (fDir, icao, force) {
         console.error(error);
     }
     return layerGroup;
-};
\ No newline at end of file
+};
diff --git a/src/renderer/utils/check.js b/src/renderer/utils/check.js
index 8879e06..2e5862d 100644
--- a/src/renderer/utils/check.js
+++ b/src/renderer/utils/check.js
@@ -70,7 +70,7 @@ async function checkGroundnet(data) {
             var normalNodes = data.map(mapEdges).filter(n => n !== undefined)
                 .flatMap(m => m.latLngs).filter(n => runwayNodeIDs.indexOf(Number(n.index)) < 0);
 
-            var runways = data.map(mapRunways).filter(n => n !== undefined);
+            var takeoffPads = data.map(mapTakeoffPads).filter(n => n !== undefined);
 
             this.max = 30;
             this.postMessage(['max', this.max]);
@@ -104,7 +104,8 @@ async function checkGroundnet(data) {
                 resolve([{ id: -1, message: check_msg.NO_EDGES }]);
             }
             this.postMessage(['progress', 1]);
-            if (runways.length === 0) {
+            //debugger;
+            if (takeoffPads.length === 0) {
                 resolve([{ id: -1, message: check_msg.NO_RUNWAYS }]);
             }
             this.postMessage(['progress', 1]);
@@ -297,7 +298,7 @@ async function checkGroundnet(data) {
             var notOkNodesRunways = runwayNodeIDs.filter(
                 (v, i) => okNodes.indexOf(v) < 0
             ).map(
-                id => { return { id: id, message: check_msg.NO_RUNWAY_ROUTE } }
+                id => { return { id: id, message: check_msg.NO_PARKING_ROUTE } }
             );
             this.postMessage(['progress', 1]);
 
@@ -382,7 +383,8 @@ async function checkGroundnet(data) {
             this.postMessage(['progress', 1]);
             //Check if runwaynodes are on runway
             runwayNodes.forEach(runwayNode => {
-                if (runways.filter(r => turf.booleanContains(r, latToTurf(runwayNode))).length === 0) {
+                // debugger;
+                if (takeoffPads.filter(r => turf.booleanContains(r, latToTurf(runwayNode))).length === 0) {
                     notOkNodes.push({ id: runwayNode.index, message: check_msg.RUNWAY_NODE_NOT_ON_RUNWAY });
                 }
             });
@@ -391,7 +393,7 @@ async function checkGroundnet(data) {
             //Check if nodes no normal nodes are on runway
             normalNodes.forEach(normalNode => {
                 //debugger;
-                if (runways.filter(r => turf.booleanContains(r, latToTurf(normalNode))).length > 0) {
+                if (takeoffPads.filter(r => turf.booleanContains(r, latToTurf(normalNode))).length > 0) {
                     notOkNodes.push({ id: normalNode.index, message: check_msg.NON_RUNWAYNODE_ON_RUNWAY });
                 }
             });
@@ -514,8 +516,8 @@ var mapRunwayNode = function (o) {
     }
 }
 
-var mapRunways = function (o) {
-    if (o.type === 'runway_poly') {
+var mapTakeoffPads = function (o) {
+    if (o.type === 'takeoffpad_poly') {
         var pts = o.pavement[0].map(latLngToArray);
         pts.push(pts[0]);
         return turf.polygon([pts]);
diff --git a/src/renderer/utils/check_msg.json b/src/renderer/utils/check_msg.json
index 08367b9..f307dad 100644
--- a/src/renderer/utils/check_msg.json
+++ b/src/renderer/utils/check_msg.json
@@ -2,8 +2,8 @@
     "LONG_ROUTE_START" : ["Start of long route", "Route segments of >2km are Taxidraw artefacts"],
     "LONG_ROUTE_END": ["End of long route", "Route segments of >2km are Taxidraw artefacts"],
     "EDGE_MISSING_DIRECTION": ["Edge missing direction", "Each edge must have a direction (forward, backward, bi-directional)"],
-    "NO_RUNWAY_ROUTE": ["No way from parking to each runway", ""],
-    "NO_PARKING_ROUTE": ["No way from runway to each parking", ""],
+    "NO_RUNWAY_ROUTE": ["No way from parking to each runway", "There must be a route from each parking to each runway."],
+    "NO_PARKING_ROUTE": ["No way from runway to each parking", "There must be a route from each runway to each parking."],
     "NO_PARKINGS": ["No parkings", ""],
     "NO_RUNWAY_NODES": ["No Runwaynodes", "Fine for parking only"],
     "NOT_LEGIT_END": ["Node not a legimate end", "Taxiroutes must end either at a parking or on a runway"],
@@ -13,19 +13,19 @@
     "TYPE_EMPTY" :["Parking type empty", "The parking type must not be empty"],
     "PARKING_TYPE_INVALID" :["Parking type not valid", "The type of parking must be one of ()"],
     "DUAL_PUSHBACK": ["Dual runway/ pushback node", "A runway node can not be a hold node at the same time"],
-    "RUNWAY_NODE_NOT_ON_RUNWAY" : ["Runwaynode not on runway", ""],
-    "NON_RUNWAYNODE_ON_RUNWAY": ["Non Runwaynode on runway", ""],
+    "RUNWAY_NODE_NOT_ON_RUNWAY" : ["Runwaynode not in takeoff pad", ""],
+    "NON_RUNWAYNODE_ON_RUNWAY": ["Non Runwaynode in takeoff pad", ""],
     "PARKINGS_VALID": ["Parkings valid", "All Ok"],
-    "NO_OVERLAPPING_PARKINGS": ["No parkings overlapping", ""],
+    "NO_OVERLAPPING_PARKINGS": ["No parkings overlapping", "Parking positions may not overlap. Reduce the radius or move."],
     "NO_INVALID_ENDS": ["No invalid ends", ""],
     "ROUTES_FROM_PARKINGS_OK": ["Routes from parkings OK", ""],
     "ROUTES_FROM_RUNWAYS_OK": ["Routes from runways OK", ""],
     "PUSHBACK_ROUTES_OK": ["Pushback routes OK", ""],
     "UNCONNECTED_PUSHBACK": ["Unconnected Pushbacknode", ""],
-    "NO_WAY_TO_HOLDPOINT":["No way to pushback holdpoint", "There is no route to the pushback hold point"],
+    "NO_WAY_TO_HOLDPOINT":["No way to pushback holdpoint", "There is no route from the parking to the pushback hold point-"],
     "MULTIPLE_PUSHBACK": ["Multiple connected pushback points", "There are more than one possible pushback holdpoint routes."],
     "PUSHBACK_NOT_CONNECTED": ["Pushback Holding Point not Connected to Pushback Route", ""],
-    "TO_MANY_PUSHBACK_TAXI_ROUTES": ["Too many Taxi routes from Pushback Holding Point", ""],
+    "TO_MANY_PUSHBACK_TAXI_ROUTES": ["Too many Taxi routes from Pushback Holding Point", "There must be only one pushback point reachable from the parking."],
     "PUSHBACK_EXIT_NOT_BIDRECTIONAL": ["Pushback Holding Point Exit route is not bidirectional", ""],
     "NO_EDGES": ["No Edges", "No checks are run if there are no edges present"],
     "NO_RUNWAYS": ["No Runways", "No checks are run if there are no runways present. APT layer visible?"],