diff --git a/example/build_repo_example/main.go b/example/build_repo_example/main.go
index 4aa70e5..03cf613 100644
--- a/example/build_repo_example/main.go
+++ b/example/build_repo_example/main.go
@@ -11,7 +11,8 @@ import (
 )
 
 func main() {
-	slog.SetLogLoggerLevel(slog.LevelDebug)
+	// slog.SetLogLoggerLevel(slog.LevelDebug)
+	slog.SetLogLoggerLevel(slog.LevelInfo)
 	repo1 := repository.NewRepository("test1")
 	rtssGraphicStorage := data_proto.GetXian6STYG()
 	dataMapping := repository.NewDataMapping("1", rtssGraphicStorage)
@@ -67,6 +68,8 @@ func main() {
 	} else {
 		slog.Info("区段、道岔连接关系检查通过")
 	}
+	// 构建区段、道岔公里标
+	buildKilometerMark(dataMapping, repo1)
 	// 构建link/linknode
 	repo1.BuildLinks()
 	// 检查link/linknode
@@ -79,6 +82,40 @@ func main() {
 	}
 }
 
+// 构建区段、道岔公里标
+func buildKilometerMark(dataMapping *repository.DataMapping, repo1 *repository.Repository) {
+	for _, checkpoint := range dataMapping.AxleCountings {
+		if checkpoint.AxleCountingRef == nil || len(checkpoint.AxleCountingRef) == 0 {
+			repo1.BuildErrorInfos = append(repo1.BuildErrorInfos, fmt.Errorf("构建区段、道岔公里标错误：检测点[id=%d]未关联任何区段、道岔", checkpoint.Common.Id))
+		}
+		for _, linkship := range checkpoint.AxleCountingRef {
+			slog.Info("区段检测点关联数据", "code", checkpoint.Code, "linkship", fmt.Sprintf("{type=%s, id=%d, port=%s}", linkship.DeviceType, linkship.Id, linkship.DevicePort))
+			idmapping := dataMapping.IdMappingMap[linkship.Id]
+			if idmapping == nil {
+				repo1.BuildErrorInfos = append(repo1.BuildErrorInfos, fmt.Errorf("构建区段、道岔公里标错误：检测点[id=%d]关联的{type=%s,id=%d}不存在", checkpoint.Common.Id, linkship.DeviceType, linkship.Id))
+				continue
+			}
+			if linkship.DeviceType == data_proto.RelatedRef_Section {
+				sectionModel := repo1.SectionMap[idmapping.Uid]
+				if sectionModel == nil {
+					panic(fmt.Errorf("构建区段、道岔公里标错误：检测点[id=%d]关联的区段模型[uid=%s]不存在", checkpoint.Common.Id, idmapping.Uid))
+				}
+				sectionModel.(*modelimpl.Section).PaKm = model.NewKilometerMark(checkpoint.KilometerSystem.CoordinateSystem, convertKmDirection(checkpoint.KilometerSystem.Direction), checkpoint.KilometerSystem.Kilometer)
+			}
+		}
+	}
+}
+
+func convertKmDirection(kddata data_proto.KilometerSystem_Direction) model.OperationDirection {
+	if kddata == data_proto.KilometerSystem_LEFT {
+		return model.OperationDirectionDown
+	}
+	if kddata == data_proto.KilometerSystem_RIGHT {
+		return model.OperationDirectionUp
+	}
+	panic(fmt.Errorf("未知的公里标方向类型: %v", kddata))
+}
+
 func buildTurnoutRelationships(dataMapping *repository.DataMapping, repo1 *repository.Repository) {
 	for _, turnout := range dataMapping.TurnoutDataMap {
 		idmapping := dataMapping.IdMappingMap[turnout.Common.Id]
diff --git a/model/section.go b/model/section.go
index b37995f..705053a 100644
--- a/model/section.go
+++ b/model/section.go
@@ -4,14 +4,14 @@ package model
 type Section interface {
 	TwoPortsPipeElement
 	// 获取A端和B端的公里标
-	GetPaKm() KilometerMark
-	GetPbKm() KilometerMark
+	GetPaKm() *KilometerMark
+	GetPbKm() *KilometerMark
 }
 
 type SectionImpl struct {
 	*TwoPortsPipeElementImpl
-	PaKm KilometerMark
-	PbKm KilometerMark
+	PaKm *KilometerMark
+	PbKm *KilometerMark
 }
 
 var _ Section = (*SectionImpl)(nil)
@@ -24,10 +24,10 @@ func NewSection(uid string) *SectionImpl {
 	}
 }
 
-func (s *SectionImpl) GetPaKm() KilometerMark {
+func (s *SectionImpl) GetPaKm() *KilometerMark {
 	return s.PaKm
 }
 
-func (s *SectionImpl) GetPbKm() KilometerMark {
+func (s *SectionImpl) GetPbKm() *KilometerMark {
 	return s.PbKm
 }
diff --git a/model/turnout.go b/model/turnout.go
index b253cfa..2d997c7 100644
--- a/model/turnout.go
+++ b/model/turnout.go
@@ -8,23 +8,23 @@ import (
 type Turnout interface {
 	ThreePortsPipeElement
 	// 获取道岔岔心公里标
-	GetKm() KilometerMark
+	GetKm() *KilometerMark
 	// 获取道岔A端公里标
-	GetPaKm() KilometerMark
+	GetPaKm() *KilometerMark
 	// 获取道岔B端公里标
-	GetPbKm() KilometerMark
+	GetPbKm() *KilometerMark
 	// 获取道岔C端公里标
-	GetPcKm() KilometerMark
+	GetPcKm() *KilometerMark
 }
 
 var _ Turnout = (*TurnoutImpl)(nil)
 
 type TurnoutImpl struct {
 	*ThreePortsPipeElementImpl
-	Km   KilometerMark
-	PaKm KilometerMark
-	PbKm KilometerMark
-	PcKm KilometerMark
+	Km   *KilometerMark
+	PaKm *KilometerMark
+	PbKm *KilometerMark
+	PcKm *KilometerMark
 }
 
 func NewTurnout(uid string) *TurnoutImpl {
@@ -38,18 +38,18 @@ func NewTurnout(uid string) *TurnoutImpl {
 	}
 }
 
-func (t *TurnoutImpl) GetKm() KilometerMark {
+func (t *TurnoutImpl) GetKm() *KilometerMark {
 	return t.Km
 }
 
-func (t *TurnoutImpl) GetPaKm() KilometerMark {
+func (t *TurnoutImpl) GetPaKm() *KilometerMark {
 	return t.PaKm
 }
 
-func (t *TurnoutImpl) GetPbKm() KilometerMark {
+func (t *TurnoutImpl) GetPbKm() *KilometerMark {
 	return t.PbKm
 }
 
-func (t *TurnoutImpl) GetPcKm() KilometerMark {
+func (t *TurnoutImpl) GetPcKm() *KilometerMark {
 	return t.PcKm
 }