diff --git a/protos/stationLayoutGraphics.proto b/protos/stationLayoutGraphics.proto
index 220cf5f..802f002 100644
--- a/protos/stationLayoutGraphics.proto
+++ b/protos/stationLayoutGraphics.proto
@@ -32,7 +32,9 @@ message RtssGraphicStorage {
   repeated CalculateLink CalculateLink = 24;             // 计算link信息
   repeated SlopeKiloMarker slopeKiloMarker = 25;         //坡度公里标
   repeated CurvatureKiloMarker curvatureKiloMarker = 26; //曲度公里标
-  repeated Curvature curvatures = 27;                            // 曲度
+  repeated Curvature curvatures = 27;                    // 曲度
+  repeated TrackSection trackSections = 28;              //轨道区段
+  repeated TrackLogicSection trackLogicSections = 29;    //轨道逻辑区段
 }
 
 message Canvas {
@@ -166,6 +168,9 @@ message Turnout { //(后端不关注)
   // KilometerSystem kilometerSystem = 12; // 道岔公里标
   repeated KilometerSystem kilometerSystem = 13; // 道岔公里标
   int32 index = 14;                              //索引
+  string paTrackSectionId = 15;                  // A端轨道区段id
+  string pbTrackSectionId = 16;                  // B端轨道区段id
+  string pcTrackSectionId = 17;                  // C端轨道区段id
 }
 
 /** 左右行 **/
@@ -206,6 +211,7 @@ message Section {
   SectionType sectionType = 6;       // 区段类型
   repeated string axleCountings = 7; // 区段对应的计轴
   int32 index = 8;                   // 索引
+  string trackSectionId = 9;         // 下属轨道区段id
 }
 
 //关联设备
@@ -264,9 +270,12 @@ message SectionLink {
   string code = 2;
   repeated Point points = 3;
   bool up = 4; // 是否上行
-  SimpleRef aSimRef = 5; // SectionLink A端连接设备（构建关系 AxleCounting/Turnout）  //端点
-  SimpleRef bSimRef = 6; // SectionLink B端连接设备（构建关系 AxleCounting/Turnout）  //端点
-  RelatedRef aRef = 7; // SectionLink A端连接设备（端口关系 SectionLink/Turnout）
+  SimpleRef aSimRef =
+      5; // SectionLink A端连接设备（构建关系 AxleCounting/Turnout）  //端点
+  SimpleRef bSimRef =
+      6; // SectionLink B端连接设备（构建关系 AxleCounting/Turnout）  //端点
+  RelatedRef aRef =
+      7; // SectionLink A端连接设备（端口关系 SectionLink/Turnout）
   RelatedRef bRef = 8; // SectionLink B端连接设备（端口关系
                        // SectionLink/Turnout）
   int32 index = 9;     // 索引编号
@@ -292,6 +301,28 @@ message LogicSection { // 逻辑区段
       6; // 关联的岔芯对应的道岔id，此时该逻辑区段为该道岔C端关联的轨道link
 }
 
+message TrackSection { //轨道区段
+  enum TrackSectionType {
+    NORMAL = 0; //非岔区
+    FORK = 1;   //岔区
+  }
+  CommonInfo common = 1;
+  repeated Point points = 2;
+  string code = 3;                       //名称
+  int32 index = 4;                       //索引
+  TrackSectionType type = 5;             //类型
+  string destinationCode = 6;            //目的地码
+  repeated string trackLogicSection = 7; //下属的逻辑区段id(非岔区)
+  //   //关联的物理设备id(物理区段/道岔)由另一端(物理区段/道岔处理)
+}
+
+message TrackLogicSection { //轨道逻辑区段
+  CommonInfo common = 1;
+  repeated Point points = 2;
+  string code = 3;  //名称
+  int32 length = 4; //长度(mm)
+}
+
 message StopPosition {
   enum CoachNum {
     Four = 0;
@@ -354,7 +385,7 @@ message Slope {
 message Curvature {
   CommonInfo common = 1;
   repeated Point points = 2;
-  sint32 curvatureNumber = 3;          //曲线的半径--正代表外侧；负代表内侧
+  sint32 curvatureNumber = 3; //曲线的半径--正代表外侧；负代表内侧
   repeated string refDeviceId = 4; // 曲线关联的(曲度公里标)
 }
 
@@ -366,7 +397,7 @@ message CalculateLink {
   RelatedRef aRelatedRef = 4; // A端（最小端）关联的端点
   RelatedRef bRelatedRef = 5; // B端（最大端）关联的端点
   repeated DevicePosition devicePositions = 6; //设备在link上的位置
-  int32 index = 7; //link唯一标识
+  int32 index = 7;                             // link唯一标识
   message DevicePosition {
     int32 offset = 1;
     string deviceId = 2;