diff --git a/IFC4x3/Properties/a/AnchorageSlip_2UgD9v46jEhRDjnavSNqzR/DocProperty.xml b/IFC4x3/Properties/a/AnchorageSlip_2UgD9v46jEhRDjnavSNqzR/DocProperty.xml
new file mode 100644
index 000000000..cf119e31d
--- /dev/null
+++ b/IFC4x3/Properties/a/AnchorageSlip_2UgD9v46jEhRDjnavSNqzR/DocProperty.xml
@@ -0,0 +1,3 @@
+
+
+
diff --git a/IFC4x3/Properties/a/AnchorageSlip_2UgD9v46jEhRDjnavSNqzR/Documentation.md b/IFC4x3/Properties/a/AnchorageSlip_2UgD9v46jEhRDjnavSNqzR/Documentation.md
new file mode 100644
index 000000000..68a7bd7f7
--- /dev/null
+++ b/IFC4x3/Properties/a/AnchorageSlip_2UgD9v46jEhRDjnavSNqzR/Documentation.md
@@ -0,0 +1 @@
+The deformation of an anchor or slippage of tendons when the prestressing device is released.
diff --git a/IFC4x3/Properties/c/CrossSectionArea_2C5h6JkUbAiuupCKgQxX5Z/DocProperty.xml b/IFC4x3/Properties/c/CrossSectionArea_2C5h6JkUbAiuupCKgQxX5Z/DocProperty.xml
new file mode 100644
index 000000000..7d38b23fd
--- /dev/null
+++ b/IFC4x3/Properties/c/CrossSectionArea_2C5h6JkUbAiuupCKgQxX5Z/DocProperty.xml
@@ -0,0 +1,3 @@
+
+
+
diff --git a/IFC4x3/Properties/c/CrossSectionArea_2C5h6JkUbAiuupCKgQxX5Z/Documentation.md b/IFC4x3/Properties/c/CrossSectionArea_2C5h6JkUbAiuupCKgQxX5Z/Documentation.md
new file mode 100644
index 000000000..5ffb41e0d
--- /dev/null
+++ b/IFC4x3/Properties/c/CrossSectionArea_2C5h6JkUbAiuupCKgQxX5Z/Documentation.md
@@ -0,0 +1 @@
+The effective cross-section area of the prestressed part of the tendon.
diff --git a/IFC4x3/Properties/f/FixedAnchorLength_3yEW81NlTADupBiIcyXmEa/DocProperty.xml b/IFC4x3/Properties/f/FixedAnchorLength_3yEW81NlTADupBiIcyXmEa/DocProperty.xml
new file mode 100644
index 000000000..da7a7d451
--- /dev/null
+++ b/IFC4x3/Properties/f/FixedAnchorLength_3yEW81NlTADupBiIcyXmEa/DocProperty.xml
@@ -0,0 +1,3 @@
+
+
+
diff --git a/IFC4x3/Properties/f/FixedAnchorLength_3yEW81NlTADupBiIcyXmEa/Documentation.md b/IFC4x3/Properties/f/FixedAnchorLength_3yEW81NlTADupBiIcyXmEa/Documentation.md
new file mode 100644
index 000000000..93c58fb48
--- /dev/null
+++ b/IFC4x3/Properties/f/FixedAnchorLength_3yEW81NlTADupBiIcyXmEa/Documentation.md
@@ -0,0 +1 @@
+Length of the anchor that is grouted.
diff --git a/IFC4x3/Properties/f/FreeAnchorLength_0S210oTSH9qA4UjE0XGK_m/DocProperty.xml b/IFC4x3/Properties/f/FreeAnchorLength_0S210oTSH9qA4UjE0XGK_m/DocProperty.xml
new file mode 100644
index 000000000..5fb8c61d6
--- /dev/null
+++ b/IFC4x3/Properties/f/FreeAnchorLength_0S210oTSH9qA4UjE0XGK_m/DocProperty.xml
@@ -0,0 +1,3 @@
+
+
+
diff --git a/IFC4x3/Properties/f/FreeAnchorLength_0S210oTSH9qA4UjE0XGK_m/Documentation.md b/IFC4x3/Properties/f/FreeAnchorLength_0S210oTSH9qA4UjE0XGK_m/Documentation.md
new file mode 100644
index 000000000..4ee23bef5
--- /dev/null
+++ b/IFC4x3/Properties/f/FreeAnchorLength_0S210oTSH9qA4UjE0XGK_m/Documentation.md
@@ -0,0 +1 @@
+Length of the anchor that is not grouted.
diff --git a/IFC4x3/Properties/f/FrictionCoefficient_1FHgJZeI9AQvoFPcY4HmIA/DocProperty.xml b/IFC4x3/Properties/f/FrictionCoefficient_1FHgJZeI9AQvoFPcY4HmIA/DocProperty.xml
new file mode 100644
index 000000000..3a8d0cee6
--- /dev/null
+++ b/IFC4x3/Properties/f/FrictionCoefficient_1FHgJZeI9AQvoFPcY4HmIA/DocProperty.xml
@@ -0,0 +1,3 @@
+
+
+
diff --git a/IFC4x3/Properties/f/FrictionCoefficient_1FHgJZeI9AQvoFPcY4HmIA/Documentation.md b/IFC4x3/Properties/f/FrictionCoefficient_1FHgJZeI9AQvoFPcY4HmIA/Documentation.md
new file mode 100644
index 000000000..06b33802c
--- /dev/null
+++ b/IFC4x3/Properties/f/FrictionCoefficient_1FHgJZeI9AQvoFPcY4HmIA/Documentation.md
@@ -0,0 +1 @@
+The friction coefficient between tendon and tendon sheet while the tendon is unbonded.
diff --git a/IFC4x3/Properties/p/PreStress_1AeV_jgFf4lQ6cpFxp6xKo/DocProperty.xml b/IFC4x3/Properties/p/PreStress_1AeV_jgFf4lQ6cpFxp6xKo/DocProperty.xml
new file mode 100644
index 000000000..03743856b
--- /dev/null
+++ b/IFC4x3/Properties/p/PreStress_1AeV_jgFf4lQ6cpFxp6xKo/DocProperty.xml
@@ -0,0 +1,3 @@
+
+
+
diff --git a/IFC4x3/Properties/p/PreStress_1AeV_jgFf4lQ6cpFxp6xKo/Documentation.md b/IFC4x3/Properties/p/PreStress_1AeV_jgFf4lQ6cpFxp6xKo/Documentation.md
new file mode 100644
index 000000000..bf36a5d3f
--- /dev/null
+++ b/IFC4x3/Properties/p/PreStress_1AeV_jgFf4lQ6cpFxp6xKo/Documentation.md
@@ -0,0 +1 @@
+The prestress to be applied on the tendon.
diff --git a/IFC4x3/Properties/s/SheathDiameter_3oEHCHEBvA8PGa16tDeoQ3/DocProperty.xml b/IFC4x3/Properties/s/SheathDiameter_3oEHCHEBvA8PGa16tDeoQ3/DocProperty.xml
new file mode 100644
index 000000000..c48a9842f
--- /dev/null
+++ b/IFC4x3/Properties/s/SheathDiameter_3oEHCHEBvA8PGa16tDeoQ3/DocProperty.xml
@@ -0,0 +1,3 @@
+
+
+
diff --git a/IFC4x3/Properties/s/SheathDiameter_3oEHCHEBvA8PGa16tDeoQ3/Documentation.md b/IFC4x3/Properties/s/SheathDiameter_3oEHCHEBvA8PGa16tDeoQ3/Documentation.md
new file mode 100644
index 000000000..f9d0ad1e4
--- /dev/null
+++ b/IFC4x3/Properties/s/SheathDiameter_3oEHCHEBvA8PGa16tDeoQ3/Documentation.md
@@ -0,0 +1 @@
+Diameter of the sheeth (duct) around the tendon, if there is one with this type of tendon.
diff --git a/IFC4x3/Properties/t/TensionForce_3lnzOYG$X5VBKKmCOmDCiI/DocProperty.xml b/IFC4x3/Properties/t/TensionForce_3lnzOYG$X5VBKKmCOmDCiI/DocProperty.xml
new file mode 100644
index 000000000..ec229aedd
--- /dev/null
+++ b/IFC4x3/Properties/t/TensionForce_3lnzOYG$X5VBKKmCOmDCiI/DocProperty.xml
@@ -0,0 +1,3 @@
+
+
+
diff --git a/IFC4x3/Properties/t/TensionForce_3lnzOYG$X5VBKKmCOmDCiI/Documentation.md b/IFC4x3/Properties/t/TensionForce_3lnzOYG$X5VBKKmCOmDCiI/Documentation.md
new file mode 100644
index 000000000..be3a2d544
--- /dev/null
+++ b/IFC4x3/Properties/t/TensionForce_3lnzOYG$X5VBKKmCOmDCiI/Documentation.md
@@ -0,0 +1 @@
+The maximum allowed tension force that can be applied on the tendon.
diff --git a/IFC4x3/Sections/Shared element data schemas/Schemas/IfcSharedInfrastructureElements/PropertySets/Pset_GroundReinforcementElementTypeTendon/DocPropertySet.xml b/IFC4x3/Sections/Shared element data schemas/Schemas/IfcSharedInfrastructureElements/PropertySets/Pset_GroundReinforcementElementTypeTendon/DocPropertySet.xml
new file mode 100644
index 000000000..a17d59454
--- /dev/null
+++ b/IFC4x3/Sections/Shared element data schemas/Schemas/IfcSharedInfrastructureElements/PropertySets/Pset_GroundReinforcementElementTypeTendon/DocPropertySet.xml
@@ -0,0 +1,15 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/IFC4x3/Sections/Shared element data schemas/Schemas/IfcSharedInfrastructureElements/PropertySets/Pset_GroundReinforcementElementTypeTendon/Documentation.md b/IFC4x3/Sections/Shared element data schemas/Schemas/IfcSharedInfrastructureElements/PropertySets/Pset_GroundReinforcementElementTypeTendon/Documentation.md
new file mode 100644
index 000000000..399b5f4b6
--- /dev/null
+++ b/IFC4x3/Sections/Shared element data schemas/Schemas/IfcSharedInfrastructureElements/PropertySets/Pset_GroundReinforcementElementTypeTendon/Documentation.md
@@ -0,0 +1 @@
+Properties for _IfcGroundReinforcementElement_ of type TENDON.