diff --git a/HfT Building Models/CityGML 2.0/Bau 08/202011_bau_08_LoD3_3DIS_MultiSurfaceCompositeSolid.city.gml b/HfT Building Models/CityGML 2.0/Bau 08/202011_bau_08_LoD3_3DIS_MultiSurfaceCompositeSolid.city.gml
new file mode 100644
index 0000000000000000000000000000000000000000..d1e7863327992dff289a9ecf6d4e4a2408a0e936
--- /dev/null
+++ b/HfT Building Models/CityGML 2.0/Bau 08/202011_bau_08_LoD3_3DIS_MultiSurfaceCompositeSolid.city.gml	
@@ -0,0 +1,2225 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- ......................................................................................................... -->
+<!-- NeqModPlus Bau 08 CityGML 2.0 Model in LoD#                                                               -->
+<!-- ......................................................................................................... -->
+<!-- Exported with 3DIS GmbH (http://www.3dis.de) CityEditor                                                   -->
+<!-- Modified by Egbert Casper cas@citis.consulting Date: $Date: 2020/12/15 13:22:22 $                         -->
+<!-- ......................................................................................................... -->
+<!-- This model is licensed under the Apache License, Version 2.0.                                             -->
+<!-- See https://www.apache.org/licenses/LICENSE-2.0 for more details.                                         -->
+<!-- ......................................................................................................... -->
+<!-- $Id: 202011_bau_08_LoD3_3DIS_MultiSurfaceCompositeSolid.city.gml,v 1.2 2020/12/15 13:22:22 cas Exp cas $ -->
+<!-- ......................................................................................................... -->
+<core:CityModel xmlns:core="http://www.opengis.net/citygml/2.0"
+              	xmlns:app="http://www.opengis.net/citygml/appearance/2.0"
+              	xmlns:bldg="http://www.opengis.net/citygml/building/2.0"
+              	xmlns:frn="http://www.opengis.net/citygml/cityfurniture/2.0"
+              	xmlns:grp="http://www.opengis.net/citygml/cityobjectgroup/2.0"
+              	xmlns:gen="http://www.opengis.net/citygml/generics/2.0"
+              	xmlns:luse="http://www.opengis.net/citygml/landuse/2.0"
+              	xmlns:dem="http://www.opengis.net/citygml/relief/2.0"
+              	xmlns:veg="http://www.opengis.net/citygml/vegetation/2.0"
+              	xmlns:tex="http://www.opengis.net/citygml/texturedsurface/2.0"
+              	xmlns:gml="http://www.opengis.net/gml"
+              	xmlns:xal="urn:oasis:names:tc:ciq:xsdschema:xAL:2.0"
+              	xmlns:smil20lang="http://www.w3.org/2001/SMIL20/Language"
+              	xmlns:smil20="http://www.w3.org/2001/SMIL20/"
+              	xmlns:wfs="http://www.opengis.net/wfs"
+              	xmlns:xlink="http://www.w3.org/1999/xlink"
+              	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+              	xsi:schemaLocation="http://www.opengis.net/citygml/2.0 http://schemas.opengis.net/citygml/2.0/cityGMLBase.xsd http://www.opengis.net/citygml/appearance/2.0 http://schemas.opengis.net/citygml/appearance/2.0/appearance.xsd http://www.opengis.net/citygml/building/2.0 http://schemas.opengis.net/citygml/building/2.0/building.xsd http://www.opengis.net/citygml/cityfurniture/2.0 http://schemas.opengis.net/citygml/cityfurniture/2.0/cityFurniture.xsd http://www.opengis.net/citygml/cityobjectgroup/2.0 http://schemas.opengis.net/citygml/cityobjectgroup/2.0/cityObjectGroup.xsd http://www.opengis.net/citygml/generics/2.0 http://schemas.opengis.net/citygml/generics/2.0/generics.xsd http://www.opengis.net/citygml/landuse/2.0 http://schemas.opengis.net/citygml/landuse/2.0/landUse.xsd http://www.opengis.net/citygml/relief/2.0 http://schemas.opengis.net/citygml/relief/2.0/relief.xsd http://www.opengis.net/citygml/vegetation/2.0 http://schemas.opengis.net/citygml/vegetation/2.0/vegetation.xsd http://www.opengis.net/citygml/texturedsurface/2.0 http://schemas.opengis.net/citygml/texturedsurface/2.0/texturedSurface.xsd ">
+		<core:cityObjectMember>
+		<bldg:Building gml:id="GML_c03935e2-7009-402e-990d-7453a16022b9">
+			<gml:description>NeqModPlus Bau 08 CityGML 2.0 Model in LoD#</gml:description>
+			<gml:name>NeqModPlus_Bau_08_LoD#</gml:name>
+			<gml:boundedBy>
+				<gml:Envelope srsName="EPSG:25832" srsDimension="3">
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+					<gml:upperCorner>512605.716 5403039.93 276.8</gml:upperCorner>
+				</gml:Envelope>
+			</gml:boundedBy>
+			<core:creationDate>2020-11-11</core:creationDate>
+			<gen:stringAttribute name="Bodenhoehe">
+				<gen:value>258.0</gen:value>
+			</gen:stringAttribute>
+			<gen:stringAttribute name="CreationDate">
+				<gen:value>11.11.2020 11:11:11</gen:value>
+			</gen:stringAttribute>
+			<gen:stringAttribute name="CreationUser">
+				<gen:value>CITIS</gen:value>
+			</gen:stringAttribute>
+			<gen:stringAttribute name="Dachform">
+				<gen:value>FlatRoof</gen:value>
+			</gen:stringAttribute>
+			<gen:stringAttribute name="Dachneigung">
+				<gen:value>0</gen:value>
+			</gen:stringAttribute>
+			<gen:stringAttribute name="Dachorientierung">
+				<gen:value>244.119</gen:value>
+			</gen:stringAttribute>
+			<gen:stringAttribute name="Dachflaeche">
+				<gen:value>1699.88</gen:value>
+			</gen:stringAttribute>
+			<gen:stringAttribute name="Firsthoehe">
+				<gen:value>28.0</gen:value>
+			</gen:stringAttribute>
+			<gen:stringAttribute name="MittlereTraufHoehe">
+				<gen:value>25.6</gen:value>
+			</gen:stringAttribute>
+			<gen:stringAttribute name="AbsoluteHoehe">
+				<gen:value>276.8</gen:value>
+			</gen:stringAttribute>
+			<gen:stringAttribute name="DatenquelleBodenhoehe">
+				<gen:value>1100</gen:value>
+			</gen:stringAttribute>
+			<gen:stringAttribute name="DatenquelleDachhoehe">
+				<gen:value>1000</gen:value>
+			</gen:stringAttribute>
+			<gen:stringAttribute name="DatenquelleLage">
+				<gen:value>1000</gen:value>
+			</gen:stringAttribute>
+			<gen:stringAttribute name="GebaeudeHoehe">
+				<gen:value>25.6</gen:value>
+			</gen:stringAttribute>
+			<gen:stringAttribute name="Gemeindeschluessel">
+				<gen:value>08111000</gen:value>
+			</gen:stringAttribute>
+			<gen:stringAttribute name="Modified">
+				<gen:value>1</gen:value>
+			</gen:stringAttribute>
+			<gen:stringAttribute name="ALKIS Code">
+				<gen:value>31001_3023</gen:value>
+			</gen:stringAttribute>
+			<bldg:function>3023</bldg:function>
+			<bldg:yearOfConstruction>2016</bldg:yearOfConstruction>
+			<bldg:roofType>1000</bldg:roofType>
+			<bldg:measuredHeight uom="m">25.6</bldg:measuredHeight>
+			<bldg:storeysAboveGround>4</bldg:storeysAboveGround>
+			<bldg:storeysBelowGround>2</bldg:storeysBelowGround>
+			<bldg:boundedBy>
+				<bldg:RoofSurface>
+					<gen:stringAttribute name="Description">
+						<gen:value>Bau 08 Roof</gen:value>
+					</gen:stringAttribute>
+					<bldg:lod3MultiSurface>
+						<gml:MultiSurface>
+							<gml:surfaceMember>
+								<gml:Polygon gml:id="GML_77ad2354-8bec-460a-94ee-6048a8c9713b">
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+						</gml:MultiSurface>
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+				</bldg:RoofSurface>
+			</bldg:boundedBy>
+			<bldg:boundedBy>
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+					<gen:stringAttribute name="Description">
+						<gen:value>Bau 08 Wall SW</gen:value>
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