diff --git a/src/jmapNew/theme/xian_02/menus/menuRequest.vue b/src/jmapNew/theme/xian_02/menus/menuRequest.vue
index 8bd6d6646..4c075a7f3 100644
--- a/src/jmapNew/theme/xian_02/menus/menuRequest.vue
+++ b/src/jmapNew/theme/xian_02/menus/menuRequest.vue
@@ -48,7 +48,8 @@ export default {
                 'border-right': 'none'
             },
             row: {},
-            loading: false
+            loading: false,
+            specialOperationList: [OperationEvent.Signal.cancelTrainRoute.lock.menu.operation]
         };
     },
     computed: {
@@ -103,6 +104,9 @@ export default {
         },
         commitEachCommand(requestList) {
             const eachCmd = requestList[0];
+            if (this.specialOperationList.includes(eachCmd) && eachCmd.cmdType) {
+                // this.handelSpecialOperation(eachCmd);
+            }
             const operate = {
                 send: true,
                 operation: eachCmd.operation.code,
diff --git a/src/utils/index.js b/src/utils/index.js
index 056af38cf..bad85f49a 100644
--- a/src/utils/index.js
+++ b/src/utils/index.js
@@ -149,7 +149,7 @@ export function deepAssign(obj, item) {
     const target = item.constructor === Array ? [] : {}; // 判断复制的目标是数组还是对象
     for (const keys in item) {
         if (item.hasOwnProperty(keys) && keys != 'instance') { // instance 对面不拷贝
-            if (typeof item[keys] === 'object') { // 如果值是对象，就递归一下
+            if (item[keys] && typeof item[keys] === 'object') { // 如果值是对象，就递归一下
                 target[keys] = item[keys].constructor === Array ? [] : {};
                 target[keys] = deepClone(item[keys]);
             } else {
diff --git a/src/views/newMap/newMapdraft/mapoperate/section/batchSettings.vue b/src/views/newMap/newMapdraft/mapoperate/section/batchSettings.vue
index 63e6248a3..7edfac6c9 100644
--- a/src/views/newMap/newMapdraft/mapoperate/section/batchSettings.vue
+++ b/src/views/newMap/newMapdraft/mapoperate/section/batchSettings.vue
@@ -111,7 +111,7 @@ export default {
                 trainPosType: ''
             },
             roadModel: {
-                roadType: '',
+                roadType: null,
                 sectionCode: ''
             },
             positionTypes: [
diff --git a/src/views/newMap/newMapdraft/mapoperate/section/create.vue b/src/views/newMap/newMapdraft/mapoperate/section/create.vue
index 53d7fe59c..c11252344 100644
--- a/src/views/newMap/newMapdraft/mapoperate/section/create.vue
+++ b/src/views/newMap/newMapdraft/mapoperate/section/create.vue
@@ -226,7 +226,7 @@ export default {
                 points: [],
                 leftAxlePosition: 0,
                 rightAxlePosition: 0,
-                roadType: '',
+                roadType: null,
                 firstTurnBack: false
             };
         },
diff --git a/src/views/newMap/newMapdraft/mapoperate/section/index.vue b/src/views/newMap/newMapdraft/mapoperate/section/index.vue
index 5c3b4382d..5bf8a63db 100644
--- a/src/views/newMap/newMapdraft/mapoperate/section/index.vue
+++ b/src/views/newMap/newMapdraft/mapoperate/section/index.vue
@@ -123,7 +123,7 @@ export default {
                 logicSectionEndOffset: 0,
                 leftAxlePosition: 0,
                 rightAxlePosition: 0,
-                roadType: '',
+                roadType: null,
                 firstTurnBack: false
             },
             oldPoint: [], // 区段未修改前 坐标
@@ -161,7 +161,7 @@ export default {
                                 { prop: 'namePosition.y', firstLevel: 'namePosition', secondLevel: 'y', label: 'y:', type: 'number', labelWidth: '25px' }
                             ] },
                             { prop: 'type', label: this.$t('map.sectionType'), type: 'select', optionLabel: 'name', optionValue: 'code', options: this.SectionTypeList }, // 区段类型
-                            { prop: 'roadType', label: '线路类型:', type: 'select', optionLabel: 'name', optionValue: 'code', options: this.sectionRoadTypeList, isHidden: !this.isSwitchSectionType},
+                            { prop: 'roadType', label: '线路类型:', type: 'select', optionLabel: 'name', optionValue: 'code', options: this.sectionRoadTypeList, clearable:true, isHidden: !this.isSwitchSectionType, change: true, deviceChange: this.roadTypeChange},
                             { prop: 'leftSectionCode', label: this.$t('map.leftAssociatedSection'), type: 'selectHover', optionLabel: 'name&&code', optionValue: 'code', clearable: true, options: this.switchAndPhySicalSectionList, hover: this.hover, buttonType: 'leftSection', buttonShowType: this.isLeftSectionButtonShow, isHidden: !this.hasAssociatedSection}, // 左关联区段
                             { prop: 'rightSectionCode', label: this.$t('map.rightAssociatedSection'), type: 'selectHover', optionLabel: 'name&&code', optionValue: 'code', clearable: true, options: this.switchAndPhySicalSectionList, hover: this.hover, buttonType: 'rightSection', buttonShowType: this.isRightSectionButtonShow, isHidden: !this.hasAssociatedSection}, // 右关联区段
                             { prop: 'parentCode', label: this.$t('map.associatedSection'), type: 'select', mode: true, optionLabel: 'name&&code', optionValue: 'code', disabled: true, options: this.sectionList, isHidden: !this.isParentCode }, // 所属物理/道岔区段code
@@ -403,6 +403,9 @@ export default {
             this.$emit('setCenter', code);
             this.deviceSelect(this.$store.getters['map/getDeviceByCode'](code));
         },
+        roadTypeChange(val) {
+        	if (!val) { this.editModel.roadType = null; }
+        },
         deviceSelect(selected) {
             // 判断是否激活选择站台
             if (selected && selected._type.toUpperCase() === 'Section'.toUpperCase()) {
diff --git a/src/views/newMap/newMapdraft/mapoperate/section/splitOrMerge.vue b/src/views/newMap/newMapdraft/mapoperate/section/splitOrMerge.vue
index 3fc3a140d..a87cf2a6e 100644
--- a/src/views/newMap/newMapdraft/mapoperate/section/splitOrMerge.vue
+++ b/src/views/newMap/newMapdraft/mapoperate/section/splitOrMerge.vue
@@ -284,8 +284,8 @@ export default {
                                 region: '',
                                 trainWindowCode: '',
                                 relevanceSectionList: [],
-                                roadType: '',
-								firstTurnBack: false
+                                roadType: null,
+                                firstTurnBack: false
                             };
                             models.push(deepAssign(this.$store.getters['map/getDeviceByCode'](lsection.code), { _dispose: true }));
                             models.push(deepAssign(this.$store.getters['map/getDeviceByCode'](rsection.code), { _dispose: true }));