diff --git a/module/powerflow/overhead_line.cpp b/module/powerflow/overhead_line.cpp
index 28672983f..201bd7d17 100644
--- a/module/powerflow/overhead_line.cpp
+++ b/module/powerflow/overhead_line.cpp
@@ -32,6 +32,9 @@ overhead_line::overhead_line(MODULE *mod) : line(mod)
             PT_double, "ice_thickness[in]", get_ice_thickness_offset(),
                 PT_DESCRIPTION, "thickness of ice build-up on lines",
 
+            PT_bool, "is_covered", get_is_covered_offset(),
+            	PT_DESCRIPTION, "flag to indicate whether conductor is covered",
+
 			NULL) < 1) GL_THROW("unable to publish overhead_line properties in %s",__FILE__);
 
 		if (gl_publish_function(oclass,	"create_fault", (FUNCTIONADDR)create_fault_ohline)==NULL)
diff --git a/module/powerflow/overhead_line.h b/module/powerflow/overhead_line.h
index af33decd9..8397fd2c9 100644
--- a/module/powerflow/overhead_line.h
+++ b/module/powerflow/overhead_line.h
@@ -17,6 +17,7 @@ class overhead_line : public line
     static overhead_line *defaults;
 public:
     GL_ATOMIC(double,ice_thickness);
+    GL_ATOMIC(bool,is_covered);
 public:
 	void recalc(void);
 public: