diff --git a/src/app/calculators/parallel-structures/parallel-structures.config.json b/src/app/calculators/parallel-structures/parallel-structures.config.json
index d1819d6f3be7a5096276a2c7fcfc57b36fc54f28..07272c3a1b2a1f970f89ac76dc3155b04749538c 100644
--- a/src/app/calculators/parallel-structures/parallel-structures.config.json
+++ b/src/app/calculators/parallel-structures/parallel-structures.config.json
@@ -216,25 +216,49 @@
             },
             {
                 "type": "input",
-                "id": "Cd",
+                "id": "CdWSL",
                 "unit": "",
                 "nodeType": "StructureRectangle",
                 "dep_exist": [
                     {
                         "refid": "select_loidebit1",
                         "refvalue": "select_loidebit1_fente"
-                    },
+                    }
+                ]
+            },
+            {
+                "type": "input",
+                "id": "CdWR",
+                "unit": "",
+                "nodeType": "StructureRectangle",
+                "dep_exist": [
                     {
                         "refid": "select_loidebit1",
                         "refvalue": "select_loidebit1_seuildenoye"
                     },
                     {
                         "refid": "select_loidebit1",
-                        "refvalue": "select_loidebit1_cunge80"
+                        "refvalue": "select_loidebit1_cem88d"
+                    },
+                    {
+                        "refid": "select_loidebit2",
+                        "refvalue": "select_loidebit2_cem88d"
                     },
                     {
                         "refid": "select_loidebit1",
-                        "refvalue": "select_loidebit1_cem88d"
+                        "refvalue": "select_loidebit1_villemonte"
+                    }
+                ]
+            },
+            {
+                "type": "input",
+                "id": "CdGR",
+                "unit": "",
+                "nodeType": "StructureRectangle",
+                "dep_exist": [
+                    {
+                        "refid": "select_loidebit1",
+                        "refvalue": "select_loidebit1_cunge80"
                     },
                     {
                         "refid": "select_loidebit1",
@@ -252,21 +276,25 @@
                         "refid": "select_loidebit2",
                         "refvalue": "select_loidebit2_cunge80"
                     },
-                    {
-                        "refid": "select_loidebit2",
-                        "refvalue": "select_loidebit2_cem88d"
-                    },
                     {
                         "refid": "select_loidebit2",
                         "refvalue": "select_loidebit2_cem88v"
-                    },
+                    }
+                ]
+            },
+            {
+                "type": "input",
+                "id": "CdT",
+                "unit": "",
+                "nodeType": "StructureRectangle",
+                "dep_exist": [
                     {
-                        "refid": "select_loidebit3",
-                        "refvalue": "select_loidebit3_seuiltriang"
+                        "refid": "select_ouvrage",
+                        "refvalue": "select_ouvrage_seuil_triang"
                     },
                     {
-                        "refid": "select_loidebit3",
-                        "refvalue": "select_loidebit4_seuiltriangtrunc"
+                        "refid": "select_ouvrage",
+                        "refvalue": "select_ouvrage_seuil_triangtrunc"
                     }
                 ]
             },
diff --git a/src/locale/messages.en.json b/src/locale/messages.en.json
index 413ad660beb3cda235fee5e540267eb946511fb5..08d9b4a41dbd34e82050dd75f8d39b96872816fb 100644
--- a/src/locale/messages.en.json
+++ b/src/locale/messages.en.json
@@ -143,6 +143,11 @@
     "INFO_LIB_BETA": "Beta coefficient",
     "INFO_LIB_BT": "Half opening of the triangle",
     "INFO_LIB_CD": "Discharge coefficient",
+    "INFO_LIB_CDGR": "Discharge coefficient gate",
+    "INFO_LIB_CDWR": "Discharge coefficient weir",
+    "INFO_LIB_CDWSL": "Discharge coefficient slot",
+    "INFO_LIB_CDT": "Discharge coefficient triangular weir",
+    "INFO_LIB_CDO": "Discharge coefficient orifice",
     "INFO_LIB_CLOISON": "Cross wall #",
     "INFO_LIB_COTE": "Elevation (m)",
     "INFO_LIB_COTE_VANNE_LEVANTE": "Lift gate elevation",
diff --git a/src/locale/messages.fr.json b/src/locale/messages.fr.json
index 4c90fe711ea9fcddd4a6c2610e8dabda7c9cd781..233ba439bc6a4a3a5cf592d0f38e83d86ef0a807 100644
--- a/src/locale/messages.fr.json
+++ b/src/locale/messages.fr.json
@@ -142,7 +142,11 @@
     "INFO_LIB_BB": "Largeur du bassin",
     "INFO_LIB_BETA": "Coefficient béta",
     "INFO_LIB_BT": "Demi-ouverture du triangle",
-    "INFO_LIB_CD": "Coefficient de débit",
+    "INFO_LIB_CDGR": "Coefficient de débit vanne",
+    "INFO_LIB_CDWR": "Coefficient de débit seuil",
+    "INFO_LIB_CDWSL": "Coefficient de débit fente",
+    "INFO_LIB_CDT": "Coefficient de débit seuil triangulaire",
+    "INFO_LIB_CDO": "Coefficient de débit orifice",
     "INFO_LIB_CLOISON": "Cloison n°",
     "INFO_LIB_COTE": "Cote (m)",
     "INFO_LIB_COTE_VANNE_LEVANTE": "Cote vanne levante",