diff --git a/app/src/main/assets/omdb_config.json b/app/src/main/assets/omdb_config.json
index e4f8869a..d4a3640a 100644
--- a/app/src/main/assets/omdb_config.json
+++ b/app/src/main/assets/omdb_config.json
@@ -556,6 +556,24 @@
 					}
 				]
 			},
+			"4016": {
+				"table": "OMDB_ZLEVEL",
+				"code": 4016,
+				"name": "立交",
+				"zoomMin": 15,
+				"zoomMax": 17,
+				"filterData": true,
+				"catch": true,
+				"checkLinkId": false,
+				"transformer": [
+					{
+						"k": "geometry",
+						"v": "~",
+						"klib": "geometry",
+						"vlib": "obtainZLevelReference()"
+					}
+				]
+			},
 			"4022": {
 				"table": "OMDB_TRAFFICLIGHT",
 				"code": 4022,
diff --git a/app/src/main/java/com/navinfo/omqs/db/ImportPreProcess.kt b/app/src/main/java/com/navinfo/omqs/db/ImportPreProcess.kt
index 5cdbbb01..b6d524b2 100644
--- a/app/src/main/java/com/navinfo/omqs/db/ImportPreProcess.kt
+++ b/app/src/main/java/com/navinfo/omqs/db/ImportPreProcess.kt
@@ -1062,4 +1062,31 @@ class ImportPreProcess {
             renderEntity.properties["ref"] = "${renderEntity.properties["maxSpeed"]}|${renderEntity.properties["minSpeed"]}"
         }
     }
+
+    /**
+     * 生成立交的辅助图层数据
+     * */
+    fun obtainZLevelReference(renderEntity: RenderEntity) {
+        if(renderEntity!=null) {
+            // 判断当前数据的startEnd，如果是0则向前和向后都绘制线，如果是1（起点）则只绘制前两个点组成的线，如果是2（终点）则只绘制后两个点组成的线
+            val zLevelReference = ReferenceEntity()
+            zLevelReference.renderEntityId = renderEntity.id
+            zLevelReference.name = "${renderEntity.name}参考点"
+            zLevelReference.code = renderEntity.code
+            zLevelReference.table = renderEntity.table
+            zLevelReference.zoomMin = renderEntity.zoomMin
+            zLevelReference.zoomMax = renderEntity.zoomMax
+            zLevelReference.taskId = renderEntity.taskId
+            zLevelReference.enable = renderEntity.enable
+            // 辅助图层的geometry是指定点和相邻点计算方向，延伸
+            if (renderEntity.wkt!=null) {
+                renderEntity.wkt?.coordinates[renderEntity.properties]
+            }
+            zLevelReference.geometry =
+                GeometryTools.createGeometry(renderEntity.geometry).toString()
+            zLevelReference.properties["qi_table"] = renderEntity.table
+            zLevelReference.properties["type"] = "zlevel"
+            zLevelReference.properties["ZLevel"] = renderEntity.properties["zLevel"]
+        }
+    }
 }
\ No newline at end of file