diff --git a/_test_simple.ifc b/_test_simple.ifc
index a21ce0f..e369610 100644
--- a/_test_simple.ifc
+++ b/_test_simple.ifc
@@ -3360,7 +3360,6 @@ DATA;
 #3908=IFCQUANTITYAREA('Area',$,$,0.816559515136881,$);
 #3909=IFCQUANTITYLENGTH('Height',$,$,2.86083295941352,$);
 #3910=IFCQUANTITYLENGTH('Width',$,$,1.05499995499849,$);
-#3913=IFCQUANTITYAREA('Area',$,$,0.816559515136881,$);
 #3916=IFCELEMENTQUANTITY('2BzEYxdvn7$vsggUPCqkJn',$,'Qto_WindowBaseQuantities',$,'BaseQuantities',(#3918,#3919,#3920));
 #3917=IFCRELDEFINESBYPROPERTIES('0BVyisix94pA1iCft$6ABs',$,$,$,(#1742),#3916);
 #3918=IFCQUANTITYAREA('Area',$,$,2.59146618680234,$);
@@ -3440,9 +3439,9 @@ DATA;
 #3997=IFCRELNESTS('1sfd1Y2svBYBD9X93kPdHQ',$,$,$,#3990,(#3996,#4006));
 #3998=IFCCOSTITEM('1UbVeX6tLF9hYi8MmJStRi',$,'Exterior Walls',$,$,'B.1',$,(#4021),(#7739,#5427,#5438,#3872,#3883,#3861,#3850,#7717,#7728,#5449));
 #3999=IFCRELNESTS('21xaUt4GL0UuWSgF_s3Hn4',$,$,$,#3992,(#3998,#7794));
-#4000=IFCCOSTITEM('3FKKior319I8DhjYdPwaj_',$,'Exterior Windows',$,$,'C.1',$,(#4022),(#3913,#3908,#3903,#3898,#3893,#3888,#3933,#3928,#3923,#3918,#7782,#7772,#7767,#7762,#7777));
+#4000=IFCCOSTITEM('3FKKior319I8DhjYdPwaj_',$,'Exterior Windows',$,$,'C.1',$,(#4022),(#3908,#3903,#3898,#3893,#3888,#3933,#3928,#3923,#3918,#7782,#7772,#7767,#7762,#7777));
 #4001=IFCRELNESTS('3akvuKvirEzAoy$Qwaohw3',$,$,$,#3993,(#4000));
-#4002=IFCCOSTITEM('0v9x28x8LDVfJDCqSqk$gj',$,'Pitched Roof Structure',$,$,'D.1',$,(#4023),(#3828,#3824));
+#4002=IFCCOSTITEM('0v9x28x8LDVfJDCqSqk$gj',$,'Pitched Roof Structure',$,$,'D.1',$,(#4023),(#3824,#3828,#5297));
 #4003=IFCRELNESTS('17g0T6hHzAKe0n29zgGGBX',$,$,$,#3994,(#4002,#4007,#4008,#4009,#7795));
 #4004=IFCCOSTITEM('11OmOq_fHCCfkG82eBTWaF',$,'Floor Covering',$,$,'E.1',$,(#4027),(#3703));
 #4005=IFCRELNESTS('28v4KHunXAGv1q5hx1gCTq',$,$,$,#3995,(#4004));
@@ -4047,7 +4046,7 @@ DATA;
 #4926=IFCTASK('2h$8d8iXD1jOftF6jkh58c',$,'Install Entrance Door',$,$,'P4.2',$,$,$,.F.,$,#4927,.CONSTRUCTION.);
 #4927=IFCTASKTIME($,$,$,$,'P1D','2026-03-23T09:00:00','2026-03-23T17:00:00',$,$,$,$,$,$,$,$,$,$,$,$,$);
 #4928=IFCCOSTITEM('2$yTsuB79BIemTR0GvmhPk',$,'Entrance Door',$,$,'F.1',$,(#4933),(#4932));
-#4929=IFCRELNESTS('0bpe3L2SrELhYdyWZ$lVJm',$,$,$,#4925,(#4928,#5452));
+#4929=IFCRELNESTS('0bpe3L2SrELhYdyWZ$lVJm',$,$,$,#4925,(#4928,#5452,#8829));
 #4930=IFCRELASSIGNSTOPROCESS('3e9DfFJeL35f7PhhiIL9mI',$,$,$,(#4811),$,#4926,$);
 #4931=IFCRELASSIGNSTOCONTROL('0PmqIUQHjAQuu$WiGZPSKX',$,$,$,(#4811),$,#4928);
 #4932=IFCQUANTITYCOUNT('Unnamed',$,$,1.,$);
@@ -4291,36 +4290,36 @@ DATA;
 #5418=IFCQUANTITYLENGTH('Width',$,$,0.910000026226044,$);
 #5419=IFCELEMENTQUANTITY('3qTPuUusHExf3oO0o9eB$T',$,'Qto_WallBaseQuantities',$,'BaseQuantities',(#5421,#5422,#5423,#5424,#5425,#5426,#5427,#5428,#5429));
 #5420=IFCRELDEFINESBYPROPERTIES('30LlOoK3HERBckSBT3H7Xm',$,$,$,(#5047),#5419);
-#5421=IFCQUANTITYAREA('GrossSideArea',$,$,5.2448,$);
-#5422=IFCQUANTITYVOLUME('GrossVolume',$,$,1.730784,$);
-#5423=IFCQUANTITYWEIGHT('GrossWeight',$,$,4059.4752,$);
+#5421=IFCQUANTITYAREA('GrossSideArea',$,$,5.89654026646518,$);
+#5422=IFCQUANTITYVOLUME('GrossVolume',$,$,1.47116641791317,$);
+#5423=IFCQUANTITYWEIGHT('GrossWeight',$,$,3450.55396201453,$);
 #5424=IFCQUANTITYLENGTH('Height',$,$,2.384,$);
-#5425=IFCQUANTITYLENGTH('Length',$,$,2.2,$);
-#5426=IFCQUANTITYAREA('NetSideArea',$,$,3.35200001487727,$);
-#5427=IFCQUANTITYVOLUME('NetVolume',$,$,1.1061600049095,$);
-#5428=IFCQUANTITYWEIGHT('NetWeight',$,$,2594.44801151501,$);
+#5425=IFCQUANTITYLENGTH('Length',$,$,2.20000004768375,$);
+#5426=IFCQUANTITYAREA('NetSideArea',$,$,4.00374028134245,$);
+#5427=IFCQUANTITYVOLUME('NetVolume',$,$,0.846542422822672,$);
+#5428=IFCQUANTITYWEIGHT('NetWeight',$,$,1985.52677352954,$);
 #5429=IFCQUANTITYLENGTH('Width',$,$,0.33,$);
 #5430=IFCELEMENTQUANTITY('00BC5set57qP5Ahmy6Lw80',$,'Qto_WallBaseQuantities',$,'BaseQuantities',(#5432,#5433,#5434,#5435,#5436,#5437,#5438,#5439,#5440));
 #5431=IFCRELDEFINESBYPROPERTIES('0VSkq8hkvC5AZaHhKU7S0E',$,$,$,(#5022),#5430);
-#5432=IFCQUANTITYAREA('GrossSideArea',$,$,5.36107599118943,$);
-#5433=IFCQUANTITYVOLUME('GrossVolume',$,$,1.76915507709251,$);
-#5434=IFCQUANTITYWEIGHT('GrossWeight',$,$,4149.47281718062,$);
+#5432=IFCQUANTITYAREA('GrossSideArea',$,$,5.69724950592709,$);
+#5433=IFCQUANTITYVOLUME('GrossVolume',$,$,1.63662389702643,$);
+#5434=IFCQUANTITYWEIGHT('GrossWeight',$,$,3838.62695848018,$);
 #5435=IFCQUANTITYLENGTH('Height',$,$,3.26,$);
 #5436=IFCQUANTITYLENGTH('Length',$,$,1.9,$);
-#5437=IFCQUANTITYAREA('NetSideArea',$,$,4.72670099118943,$);
-#5438=IFCQUANTITYVOLUME('NetVolume',$,$,1.55981132709251,$);
-#5439=IFCQUANTITYWEIGHT('NetWeight',$,$,3658.46656718062,$);
+#5437=IFCQUANTITYAREA('NetSideArea',$,$,5.06287450592709,$);
+#5438=IFCQUANTITYVOLUME('NetVolume',$,$,1.42728014702643,$);
+#5439=IFCQUANTITYWEIGHT('NetWeight',$,$,3347.62070848018,$);
 #5440=IFCQUANTITYLENGTH('Width',$,$,0.33,$);
 #5441=IFCELEMENTQUANTITY('3jU0OegTX9QBqTDPnmQdo4',$,'Qto_WallBaseQuantities',$,'BaseQuantities',(#5443,#5444,#5445,#5446,#5447,#5448,#5449,#5450,#5451));
 #5442=IFCRELDEFINESBYPROPERTIES('2nQudk0ubAexKdkt1NTwUq',$,$,$,(#5072),#5441);
-#5443=IFCQUANTITYAREA('GrossSideArea',$,$,5.36252400881057,$);
-#5444=IFCQUANTITYVOLUME('GrossVolume',$,$,1.76963292290749,$);
-#5445=IFCQUANTITYWEIGHT('GrossWeight',$,$,4150.59358281938,$);
+#5443=IFCQUANTITYAREA('GrossSideArea',$,$,5.69880169734681,$);
+#5444=IFCQUANTITYVOLUME('GrossVolume',$,$,1.63706024570485,$);
+#5445=IFCQUANTITYWEIGHT('GrossWeight',$,$,3839.65039447137,$);
 #5446=IFCQUANTITYLENGTH('Height',$,$,3.26076211453745,$);
 #5447=IFCQUANTITYLENGTH('Length',$,$,1.9,$);
-#5448=IFCQUANTITYAREA('NetSideArea',$,$,5.36252400881057,$);
-#5449=IFCQUANTITYVOLUME('NetVolume',$,$,1.76963292290749,$);
-#5450=IFCQUANTITYWEIGHT('NetWeight',$,$,4150.59358281938,$);
+#5448=IFCQUANTITYAREA('NetSideArea',$,$,5.69880169734681,$);
+#5449=IFCQUANTITYVOLUME('NetVolume',$,$,1.63706024570485,$);
+#5450=IFCQUANTITYWEIGHT('NetWeight',$,$,3839.65039447137,$);
 #5451=IFCQUANTITYLENGTH('Width',$,$,0.33,$);
 #5452=IFCCOSTITEM('0yKBYcwbr0c8xGLaxrGnAL',$,'Lobby Doors',$,$,'F.2',$,(#5455),(#5454));
 #5453=IFCRELASSIGNSTOCONTROL('19YDdIYUn5CRqm5sDHv0R3',$,$,$,(#4972,#5234,#6076,#6230,#6231),$,#5452);
@@ -5356,11 +5355,11 @@ DATA;
 #7628=IFCQUANTITYLENGTH('Width',$,$,0.625,$);
 #7629=IFCELEMENTQUANTITY('3kxVqd2_T0Tv90IhPu8Ent',$,'Qto_OpeningElementBaseQuantities',$,'BaseQuantities',(#7631,#7632,#7633,#7634,#7635));
 #7630=IFCRELDEFINESBYPROPERTIES('1AzLxCscvEiOrd3T63n9GQ',$,$,$,(#6228),#7629);
-#7631=IFCQUANTITYAREA('Area',$,$,1.64,$);
-#7632=IFCQUANTITYLENGTH('Depth',$,$,2.05,$);
+#7631=IFCQUANTITYAREA('Area',$,$,1.8928,$);
+#7632=IFCQUANTITYLENGTH('Depth',$,$,2.08,$);
 #7633=IFCQUANTITYLENGTH('Height',$,$,0.3,$);
-#7634=IFCQUANTITYVOLUME('Volume',$,$,0.492,$);
-#7635=IFCQUANTITYLENGTH('Width',$,$,0.8,$);
+#7634=IFCQUANTITYVOLUME('Volume',$,$,0.56784,$);
+#7635=IFCQUANTITYLENGTH('Width',$,$,0.91,$);
 #7636=IFCELEMENTQUANTITY('2g08hRBOjAXhjnH1x9UdOB',$,'Qto_OpeningElementBaseQuantities',$,'BaseQuantities',(#7638,#7639,#7640,#7641,#7642));
 #7637=IFCRELDEFINESBYPROPERTIES('2hzS6VRcr01OU8PmmOUP_c',$,$,$,(#6075),#7636);
 #7638=IFCQUANTITYAREA('Area',$,$,1.911,$);
@@ -5370,11 +5369,11 @@ DATA;
 #7642=IFCQUANTITYLENGTH('Width',$,$,0.91,$);
 #7643=IFCELEMENTQUANTITY('2WmReeHob9ewt_NfEgOfIr',$,'Qto_OpeningElementBaseQuantities',$,'BaseQuantities',(#7645,#7646,#7647,#7648,#7649));
 #7644=IFCRELDEFINESBYPROPERTIES('2BYQrTMUf5498naTOBsdmA',$,$,$,(#6229),#7643);
-#7645=IFCQUANTITYAREA('Area',$,$,1.64,$);
-#7646=IFCQUANTITYLENGTH('Depth',$,$,2.05,$);
+#7645=IFCQUANTITYAREA('Area',$,$,1.8928,$);
+#7646=IFCQUANTITYLENGTH('Depth',$,$,2.08,$);
 #7647=IFCQUANTITYLENGTH('Height',$,$,0.3,$);
-#7648=IFCQUANTITYVOLUME('Volume',$,$,0.492,$);
-#7649=IFCQUANTITYLENGTH('Width',$,$,0.8,$);
+#7648=IFCQUANTITYVOLUME('Volume',$,$,0.56784,$);
+#7649=IFCQUANTITYLENGTH('Width',$,$,0.91,$);
 #7650=IFCELEMENTQUANTITY('3O9S0ZNuP2PudOTRxJfhQ3',$,'Qto_OpeningElementBaseQuantities',$,'BaseQuantities',(#7652,#7653,#7654,#7655,#7656));
 #7651=IFCRELDEFINESBYPROPERTIES('3jTgoKJqz6HQGnOXGcd0XC',$,$,$,(#6537),#7650);
 #7652=IFCQUANTITYAREA('Area',$,$,0.621875,$);
@@ -5386,8 +5385,8 @@ DATA;
 #7658=IFCRELDEFINESBYPROPERTIES('1YXrgREj9DRByDpYg1_e4a',$,$,$,(#6535),#7657);
 #7659=IFCQUANTITYAREA('Area',$,$,0.621875,$);
 #7660=IFCQUANTITYLENGTH('Depth',$,$,0.995,$);
-#7661=IFCQUANTITYLENGTH('Height',$,$,0.5,$);
-#7662=IFCQUANTITYVOLUME('Volume',$,$,0.3109375,$);
+#7661=IFCQUANTITYLENGTH('Height',$,$,0.43,$);
+#7662=IFCQUANTITYVOLUME('Volume',$,$,0.26740625,$);
 #7663=IFCQUANTITYLENGTH('Width',$,$,0.625,$);
 #7664=IFCELEMENTQUANTITY('3W2LSvS29EiRxykwWfTjp4',$,'Qto_OpeningElementBaseQuantities',$,'BaseQuantities',(#7666,#7667,#7668,#7669,#7670));
 #7665=IFCRELDEFINESBYPROPERTIES('2pYQ4P6b1679HCbyOJJ94S',$,$,$,(#6536),#7664);
@@ -5405,8 +5404,8 @@ DATA;
 #7677=IFCQUANTITYLENGTH('Width',$,$,0.625,$);
 #7678=IFCELEMENTQUANTITY('3sQFsmLtX2dOZhYEuRjfw0',$,'Qto_RoofBaseQuantities',$,'BaseQuantities',(#7680,#7681));
 #7679=IFCRELDEFINESBYPROPERTIES('1nc_cQRu12gRSI$cAFroJG',$,$,$,(#6192),#7678);
-#7680=IFCQUANTITYAREA('GrossArea',$,$,16.,$);
-#7681=IFCQUANTITYAREA('NetArea',$,$,16.,$);
+#7680=IFCQUANTITYAREA('GrossArea',$,$,15.026706,$);
+#7681=IFCQUANTITYAREA('NetArea',$,$,15.026706,$);
 #7682=IFCELEMENTQUANTITY('3YjUtfQiv4mBOastYkMqFg',$,'Qto_WallBaseQuantities',$,'BaseQuantities',(#7684,#7685,#7686,#7687,#7688,#7689,#7690));
 #7683=IFCRELDEFINESBYPROPERTIES('3R7C4DPbT8quSjvOLG84pb',$,$,$,(#5661),#7682);
 #7684=IFCQUANTITYAREA('GrossSideArea',$,$,4.5,$);
@@ -5436,54 +5435,54 @@ DATA;
 #7708=IFCQUANTITYLENGTH('Width',$,$,0.3,$);
 #7709=IFCELEMENTQUANTITY('1FIE4XfVj08QtLq$RiQmwq',$,'Qto_WallBaseQuantities',$,'BaseQuantities',(#7711,#7712,#7713,#7714,#7715,#7716,#7717,#7718,#7719));
 #7710=IFCRELDEFINESBYPROPERTIES('2ZuFu8cP500QIs$KfovxTI',$,$,$,(#5963),#7709);
-#7711=IFCQUANTITYAREA('GrossSideArea',$,$,10.,$);
-#7712=IFCQUANTITYVOLUME('GrossVolume',$,$,3.3,$);
-#7713=IFCQUANTITYWEIGHT('GrossWeight',$,$,7740.,$);
+#7711=IFCQUANTITYAREA('GrossSideArea',$,$,8.89532867190422,$);
+#7712=IFCQUANTITYVOLUME('GrossVolume',$,$,2.44721349630342,$);
+#7713=IFCQUANTITYWEIGHT('GrossWeight',$,$,5739.82801860256,$);
 #7714=IFCQUANTITYLENGTH('Height',$,$,2.5,$);
-#7715=IFCQUANTITYLENGTH('Length',$,$,4.,$);
-#7716=IFCQUANTITYAREA('NetSideArea',$,$,8.75625,$);
-#7717=IFCQUANTITYVOLUME('NetVolume',$,$,2.8895625,$);
-#7718=IFCQUANTITYWEIGHT('NetWeight',$,$,6777.3375,$);
+#7715=IFCQUANTITYLENGTH('Length',$,$,3.26133021042179,$);
+#7716=IFCQUANTITYAREA('NetSideArea',$,$,7.65157867190422,$);
+#7717=IFCQUANTITYVOLUME('NetVolume',$,$,2.03677599630342,$);
+#7718=IFCQUANTITYWEIGHT('NetWeight',$,$,4777.16551860256,$);
 #7719=IFCQUANTITYLENGTH('Width',$,$,0.33,$);
 #7720=IFCELEMENTQUANTITY('2q1QTTdG5FIghtTEewh$IU',$,'Qto_WallBaseQuantities',$,'BaseQuantities',(#7722,#7723,#7724,#7725,#7726,#7727,#7728,#7729,#7730));
 #7721=IFCRELDEFINESBYPROPERTIES('2inPH8nvf80BaYrqvH8$wb',$,$,$,(#5965),#7720);
-#7722=IFCQUANTITYAREA('GrossSideArea',$,$,10.,$);
-#7723=IFCQUANTITYVOLUME('GrossVolume',$,$,3.3,$);
-#7724=IFCQUANTITYWEIGHT('GrossWeight',$,$,7740.,$);
+#7722=IFCQUANTITYAREA('GrossSideArea',$,$,10.6892261889578,$);
+#7723=IFCQUANTITYVOLUME('GrossVolume',$,$,3.27855,$);
+#7724=IFCQUANTITYWEIGHT('GrossWeight',$,$,7689.69,$);
 #7725=IFCQUANTITYLENGTH('Height',$,$,2.5,$);
-#7726=IFCQUANTITYLENGTH('Length',$,$,4.,$);
-#7727=IFCQUANTITYAREA('NetSideArea',$,$,10.,$);
-#7728=IFCQUANTITYVOLUME('NetVolume',$,$,3.3,$);
-#7729=IFCQUANTITYWEIGHT('NetWeight',$,$,7740.,$);
+#7726=IFCQUANTITYLENGTH('Length',$,$,4.139,$);
+#7727=IFCQUANTITYAREA('NetSideArea',$,$,10.0673511889578,$);
+#7728=IFCQUANTITYVOLUME('NetVolume',$,$,3.07333125,$);
+#7729=IFCQUANTITYWEIGHT('NetWeight',$,$,7208.35875,$);
 #7730=IFCQUANTITYLENGTH('Width',$,$,0.33,$);
 #7731=IFCELEMENTQUANTITY('0gq8wj0h5E3e2eRtQRz$L5',$,'Qto_WallBaseQuantities',$,'BaseQuantities',(#7733,#7734,#7735,#7736,#7737,#7738,#7739,#7740,#7741));
 #7732=IFCRELDEFINESBYPROPERTIES('2_uh0sWOnAihayoV2JeGDB',$,$,$,(#5964),#7731);
-#7733=IFCQUANTITYAREA('GrossSideArea',$,$,10.,$);
-#7734=IFCQUANTITYVOLUME('GrossVolume',$,$,3.3,$);
-#7735=IFCQUANTITYWEIGHT('GrossWeight',$,$,7740.,$);
+#7733=IFCQUANTITYAREA('GrossSideArea',$,$,10.4002060591052,$);
+#7734=IFCQUANTITYVOLUME('GrossVolume',$,$,3.19271767643583,$);
+#7735=IFCQUANTITYWEIGHT('GrossWeight',$,$,7488.3741865495,$);
 #7736=IFCQUANTITYLENGTH('Height',$,$,2.5,$);
-#7737=IFCQUANTITYLENGTH('Length',$,$,4.,$);
-#7738=IFCQUANTITYAREA('NetSideArea',$,$,9.378125,$);
-#7739=IFCQUANTITYVOLUME('NetVolume',$,$,3.09478125,$);
-#7740=IFCQUANTITYWEIGHT('NetWeight',$,$,7258.66875,$);
+#7737=IFCQUANTITYLENGTH('Length',$,$,3.99997164088532,$);
+#7738=IFCQUANTITYAREA('NetSideArea',$,$,9.77833105282414,$);
+#7739=IFCQUANTITYVOLUME('NetVolume',$,$,2.98749892436307,$);
+#7740=IFCQUANTITYWEIGHT('NetWeight',$,$,7007.04293168792,$);
 #7741=IFCQUANTITYLENGTH('Width',$,$,0.33,$);
 #7742=IFCELEMENTQUANTITY('02EziD4e9CAwjPyrsf8_Ex',$,'Qto_WallBaseQuantities',$,'BaseQuantities',(#7744,#7745,#7746,#7747,#7748,#7749,#7750));
 #7743=IFCRELDEFINESBYPROPERTIES('0uWxzSysD33fSuYab7oi6R',$,$,$,(#5966),#7742);
-#7744=IFCQUANTITYAREA('GrossSideArea',$,$,10.,$);
-#7745=IFCQUANTITYVOLUME('GrossVolume',$,$,1.,$);
+#7744=IFCQUANTITYAREA('GrossSideArea',$,$,8.17,$);
+#7745=IFCQUANTITYVOLUME('GrossVolume',$,$,0.817,$);
 #7746=IFCQUANTITYLENGTH('Height',$,$,2.5,$);
-#7747=IFCQUANTITYLENGTH('Length',$,$,4.,$);
-#7748=IFCQUANTITYAREA('NetSideArea',$,$,6.72,$);
-#7749=IFCQUANTITYVOLUME('NetVolume',$,$,0.672,$);
+#7747=IFCQUANTITYLENGTH('Length',$,$,3.268,$);
+#7748=IFCQUANTITYAREA('NetSideArea',$,$,4.3844,$);
+#7749=IFCQUANTITYVOLUME('NetVolume',$,$,0.43844,$);
 #7750=IFCQUANTITYLENGTH('Width',$,$,0.1,$);
 #7751=IFCELEMENTQUANTITY('2yPKSByhDBWPOL87a0vr9U',$,'Qto_WallBaseQuantities',$,'BaseQuantities',(#7753,#7754,#7755,#7756,#7757,#7758,#7759));
 #7752=IFCRELDEFINESBYPROPERTIES('0HNmNmD7LBp89D$beSa493',$,$,$,(#5967),#7751);
-#7753=IFCQUANTITYAREA('GrossSideArea',$,$,6.675,$);
-#7754=IFCQUANTITYVOLUME('GrossVolume',$,$,0.6675,$);
+#7753=IFCQUANTITYAREA('GrossSideArea',$,$,7.0225,$);
+#7754=IFCQUANTITYVOLUME('GrossVolume',$,$,0.70225,$);
 #7755=IFCQUANTITYLENGTH('Height',$,$,2.5,$);
-#7756=IFCQUANTITYLENGTH('Length',$,$,2.67,$);
-#7757=IFCQUANTITYAREA('NetSideArea',$,$,6.675,$);
-#7758=IFCQUANTITYVOLUME('NetVolume',$,$,0.6675,$);
+#7756=IFCQUANTITYLENGTH('Length',$,$,2.809,$);
+#7757=IFCQUANTITYAREA('NetSideArea',$,$,7.0225,$);
+#7758=IFCQUANTITYVOLUME('NetVolume',$,$,0.70225,$);
 #7759=IFCQUANTITYLENGTH('Width',$,$,0.1,$);
 #7760=IFCELEMENTQUANTITY('2pIcDruy9Fke0ly6vjfN81',$,'Qto_WindowBaseQuantities',$,'BaseQuantities',(#7762,#7763,#7764));
 #7761=IFCRELDEFINESBYPROPERTIES('3nd5M_VHT9Z9fH5yZdyKvi',$,$,$,(#5898),#7760);
@@ -5513,9 +5512,9 @@ DATA;
 #7785=IFCTASK('3gPPVsxdLA3PhJGkUA_T2v',$,'Erect Extension Walls',$,$,'P2.3',$,$,$,.F.,$,#7788,.CONSTRUCTION.);
 #7786=IFCTASK('0i7JGI3KT868tnjCCFikwu',$,'Install Sanitary and Kitchenette Fixtures',$,$,'P5.6',$,$,$,.F.,$,#7789,.CONSTRUCTION.);
 #7787=IFCTASK('2JhcGlk599$9kXXAReLENh',$,'Build Garden Sitting Walls and Paving',$,$,'P5.7',$,$,$,.F.,$,#7790,.CONSTRUCTION.);
-#7788=IFCTASKTIME($,$,$,$,'P3D','2026-03-25T09:00:00',$,$,$,$,$,$,$,$,$,$,$,$,$,$);
-#7789=IFCTASKTIME($,$,$,$,'P1D','2026-04-01T09:00:00',$,$,$,$,$,$,$,$,$,$,$,$,$,$);
-#7790=IFCTASKTIME($,$,$,$,'P2D','2026-04-01T09:00:00',$,$,$,$,$,$,$,$,$,$,$,$,$,$);
+#7788=IFCTASKTIME($,$,$,$,'P3D','2026-03-25T09:00:00','2026-03-27T17:00:00',$,$,$,$,$,$,$,$,$,$,$,$,$);
+#7789=IFCTASKTIME($,$,$,$,'P1D','2026-04-01T09:00:00','2026-04-01T17:00:00',$,$,$,$,$,$,$,$,$,$,$,$,$);
+#7790=IFCTASKTIME($,$,$,$,'P2D','2026-04-01T09:00:00','2026-04-02T17:00:00',$,$,$,$,$,$,$,$,$,$,$,$,$);
 #7791=IFCRELASSIGNSTOPROCESS('2Ysraez8L2xQU0SUbB5uKC',$,$,$,(#5963,#5964,#5965,#5966,#5967),$,#7785,$);
 #7792=IFCRELASSIGNSTOPROCESS('06RpHjs2X1PAdG5_ZyPucv',$,$,$,(#6957,#6958,#6959,#6960),$,#7786,$);
 #7793=IFCRELASSIGNSTOPROCESS('2B_RDLZHTF4xwE_7HPn5Zv',$,$,$,(#5639,#5661,#5662,#5620),$,#7787,$);
@@ -6113,5 +6112,9 @@ DATA;
 #8826=IFCPLANE(#8825);
 #8827=IFCHALFSPACESOLID(#8826,.F.);
 #8828=IFCBOOLEANCLIPPINGRESULT(.DIFFERENCE.,#8820,#8827);
+#8829=IFCCOSTITEM('23fwEhQk92qPtssFkToHb6',$,'Extension Doors',$,$,'F.3',$,(#8832),(#8831));
+#8830=IFCRELASSIGNSTOCONTROL('2c3sScJuj7zQxWUAS$__nU',$,$,$,(#6076,#6230,#6231),$,#8829);
+#8831=IFCQUANTITYCOUNT('Unnamed',$,$,3.,$);
+#8832=IFCCOSTVALUE($,$,IFCMONETARYMEASURE(750.),$,$,$,$,$,$,$);
 ENDSEC;
 END-ISO-10303-21;