diff --git a/src/Core/PathPointRenderPlugin.cs b/src/Core/PathPointRenderPlugin.cs
index f87aa89..4076174 100644
--- a/src/Core/PathPointRenderPlugin.cs
+++ b/src/Core/PathPointRenderPlugin.cs
@@ -1402,6 +1402,11 @@ namespace NavisworksTransport
                     // 地面路径：路径点是地面位置，通行空间底面在地面，中心需要向下偏移半个高度
                     verticalOffset = -heightInModelUnits / 2.0;
                 }
+                else if (visualization.PathRoute.PathType == NavisworksTransport.PathType.Rail)
+                {
+                    // 空轨路径：路径点是轨道中心线位置，通行空间顶面对齐轨道，中心需要向上偏移半个高度
+                    verticalOffset = heightInModelUnits / 2.0;
+                }
                 else if (visualization.PathRoute.PathType == NavisworksTransport.PathType.Hoisting)
                 {
                     if (isVerticalSegment)