fix #3792

src/blenderbim/blenderbim/bim/module/drawing/helper.py

@@ -180,6 +180,14 @@ def format_distance(
             frac = 0
             inches += 1
 
+        # Check values and compose string
+        if inches == 12:
+            if unit_length == "INCHES":
+                inches = 12
+            if unit_length == "FEET":
+                feet += 1
+                inches = 0
+
 
         if not isArea:
             add_inches = bool(inches) or not suppress_zero_inches