diff --git a/src/app/calculators/rugofondmultiple/config.json b/src/app/calculators/rugofondmultiple/config.json
index 1268a46546ca89c8e3338d4da5748dae5fbde3dc..c41539eb82ced32ca0250e55e605b107eb4e81f2 100644
--- a/src/app/calculators/rugofondmultiple/config.json
+++ b/src/app/calculators/rugofondmultiple/config.json
@@ -47,6 +47,10 @@
             {
                 "id": "NbT",
                 "allowEmpty": true
+            }, 
+            {
+                "id": "ZF1",
+                "help": "pam/macrorugo.html#rugosite-de-fond"
             }
         ]
     },
diff --git a/src/locale/messages.en.json b/src/locale/messages.en.json
index 71613dca45dd83d12f8e0aa19a233e19718d6791..b460930e5be3579412965fe2ddafdf70d6d1c8bb 100755
--- a/src/locale/messages.en.json
+++ b/src/locale/messages.en.json
@@ -229,6 +229,7 @@
     "INFO_CHILD_TYPE_OUVRAGE_PLUR": "devices",
     "INFO_CHILD_TYPE_OUVRAGE_SHORT": "D",
     "INFO_CHILD_TYPE_MACRORUGO": "apron",
+    "INFO_CHILD_TYPE_RUGOFOND": "apron",
     "INFO_CHILD_TYPE_MACRORUGO_PLUR": "aprons",
     "INFO_CHILD_TYPE_MACRORUGO_SHORT": "A",
     "INFO_CHILD_TYPE_PUISSANCE": "power",
@@ -409,6 +410,7 @@
     "INFO_LIB_BMIN": "Minimal slot or weir width",
     "INFO_LIB_PMINS": "Minimal basin width",
     "INFO_LIB_PMINP": "Minimal basin width",
+    "INFO_LIB_LINCL": "Lateral inclination",
     "INFO_LIB_LMINS": "Minimal basin length",
     "INFO_LIB_LMINP": "Minimal basin length",
     "INFO_LIB_HMIN": "Minimal head on weir",
diff --git a/src/locale/messages.fr.json b/src/locale/messages.fr.json
index fd6fbffb03a48bb56744b00bbd8010d6dcc24cd2..23e1f00caf61cdafdd2edd85901a1277ea541c4c 100755
--- a/src/locale/messages.fr.json
+++ b/src/locale/messages.fr.json
@@ -229,6 +229,7 @@
     "INFO_CHILD_TYPE_OUVRAGE_PLUR": "ouvrages",
     "INFO_CHILD_TYPE_OUVRAGE_SHORT": "O",
     "INFO_CHILD_TYPE_MACRORUGO": "radier",
+    "INFO_CHILD_TYPE_RUGOFOND": "radier",
     "INFO_CHILD_TYPE_MACRORUGO_PLUR": "radiers",
     "INFO_CHILD_TYPE_MACRORUGO_SHORT": "R",
     "INFO_CHILD_TYPE_PUISSANCE": "puissance",
@@ -410,6 +411,7 @@
     "INFO_LIB_BMIN": "Largeur minimale de fente ou échancrure latérale",
     "INFO_LIB_PMINS": "Profondeur minimale de bassin",
     "INFO_LIB_PMINP": "Profondeur minimale de bassin",
+    "INFO_LIB_LINCL": "Dévers latéral",
     "INFO_LIB_LMINS": "Longueur minimale de bassin",
     "INFO_LIB_LMINP": "Longueur minimale de bassin",
     "INFO_LIB_HMIN": "Charge minimale sur l'échancrure",