diff --git a/src/main/java/club/joylink/rtss/simulation/cbtc/ATP/ground/AtpSectionService.java b/src/main/java/club/joylink/rtss/simulation/cbtc/ATP/ground/AtpSectionService.java
index e42b16412..d11792ca9 100644
--- a/src/main/java/club/joylink/rtss/simulation/cbtc/ATP/ground/AtpSectionService.java
+++ b/src/main/java/club/joylink/rtss/simulation/cbtc/ATP/ground/AtpSectionService.java
@@ -82,6 +82,7 @@ public class AtpSectionService {
         SimulationDataRepository repository = simulation.getRepository();
         MapConfig config = repository.getConfig();
         boolean switchSingleHandle = config.isSwitchSingleHandle();
+        boolean isHasCTC = config.isHasCTC(); // 大铁逻辑
         if (train.isCommunicable()) { // 通信车占用
             // 车尾位置追加不确定性距离：(速度*2)m
             SectionPosition trainTailPosition = CalculateService
@@ -110,7 +111,7 @@ public class AtpSectionService {
                 for (Section section : sectionList) {
                     if (section.isSwitchAxleCounterSection()) {
                         Section switchSection = section.getLogicList().get(0);
-                        if (switchSingleHandle) {
+                        if (switchSingleHandle && isHasCTC) {
                             atpSectionList.addAll(handleSingleSwitchPosition(section, right));
                         } else {
                             atpSectionList.addAll(switchSection.getSwitchAxleSectionsBySwitchPosition());
diff --git a/src/main/java/club/joylink/rtss/simulation/cbtc/ATP/ground/GroundAtpApiServiceImpl.java b/src/main/java/club/joylink/rtss/simulation/cbtc/ATP/ground/GroundAtpApiServiceImpl.java
index 32033b9d5..1fe02e8ea 100644
--- a/src/main/java/club/joylink/rtss/simulation/cbtc/ATP/ground/GroundAtpApiServiceImpl.java
+++ b/src/main/java/club/joylink/rtss/simulation/cbtc/ATP/ground/GroundAtpApiServiceImpl.java
@@ -74,32 +74,37 @@ public class GroundAtpApiServiceImpl implements GroundAtpApiService {
                 section.communicateTrainOccupy(train.isRight());
             }
         }));
-        // 非通信车占用
-        nctSectionMap.forEach(((train, sections) -> {
-            //简单写法，效率比较低
-//            sections.stream().filter(section -> train.getHeadPosition()
-//                    .isAheadOf(section, section.getStopPointByDirection(train.isRight()),train.isRight())
-//            ).forEach(section -> section.nonCommunicateTrainOccupy(train.isRight()));
-            // 判断车头所在位置
-            int index = sections.indexOf(train.getHeadPosition().getSection());
-            if (index > 0) {
-                /**
-                 * 这样写是为了解决反位道岔区段不按顺序加入的问题
-                 * 错误：T111,T114,T112,T137,T138,T136,T135
-                 * 正常：T111,T114,T112,T137,T138,T135,T136
-                 *
-                 * 处理步骤是将T135前部全部标识状态后，再处理T135
-                 *
-                 * 因为是追加添加，判断下区段位置跟车头位置
-                 */
-                int nextIndex = sections.indexOf(train.getHeadPosition().getSection().getNextRunningSectionOf(train.isRight()));
-                int limitIndex = (nextIndex == -1) ? sections.size() : ((nextIndex > index) ? index + 1 : nextIndex);
-                sections.stream().limit(limitIndex).forEach(section -> section.nonCommunicateTrainOccupy(train.isRight()));
-            }
-            if (index > -1) {
-                sections.get(index).nonCommunicateTrainOccupy(train.isRight());
-            }
-        }));
+        // 大铁逻辑
+        if (simulation.getRepository().getConfig().isHasCTC()) {
+            // 非通信车占用
+            nctSectionMap.forEach(((train, sections) -> {
+                // 判断车头所在位置
+                int index = sections.indexOf(train.getHeadPosition().getSection());
+                if (index > 0) {
+                    /**
+                     * 这样写是为了解决反位道岔区段不按顺序加入的问题
+                     * 错误：T111,T114,T112,T137,T138,T136,T135
+                     * 正常：T111,T114,T112,T137,T138,T135,T136
+                     *
+                     * 处理步骤是将T135前部全部标识状态后，再处理T135
+                     *
+                     * 因为是追加添加，判断下区段位置跟车头位置
+                     */
+                    int nextIndex = sections.indexOf(train.getHeadPosition().getSection().getNextRunningSectionOf(train.isRight()));
+                    int limitIndex = (nextIndex == -1) ? sections.size() : ((nextIndex > index) ? index + 1 : nextIndex);
+                    sections.stream().limit(limitIndex).forEach(section -> section.nonCommunicateTrainOccupy(train.isRight()));
+                }
+                if (index > -1) {
+                    sections.get(index).nonCommunicateTrainOccupy(train.isRight());
+                }
+            }));
+        } else {
+            nctSectionMap.forEach(((train, sections) -> {
+                for (Section section : sections) {
+                    section.nonCommunicateTrainOccupy(train.isRight());
+                }
+            }));
+        }
         // 信号机接近信息
         this.atpSectionService.changeSignalModeByTrainApproach(simulation, onlineTrainList, trainAtpSectionMap);