diff --git a/ats/verify/simulation/wayside/memory/wayside_memory_map.go b/ats/verify/simulation/wayside/memory/wayside_memory_map.go
index 11b95f6..6c8d4b5 100644
--- a/ats/verify/simulation/wayside/memory/wayside_memory_map.go
+++ b/ats/verify/simulation/wayside/memory/wayside_memory_map.go
@@ -113,7 +113,7 @@ func sectionMapToEcsLink(repo *repository.Repository, id string, offset int64, r
 		abDirection = ak > bk
 	}
 	linkId, _ := strconv.Atoi(section.ALinkPosition().Link().Identity.Id())
-	trainKilometer := concertTrainKilometer(section.AKilometer().Value, offset, up)
+	trainKilometer := concertTrainKilometer(ak, offset, up)
 	if abDirection {
 		return int32(linkId), ao + offset, up, abDirection, trainKilometer
 	} else {
@@ -243,7 +243,7 @@ func ecsLinkMapToSection(offset int64, up bool, link *repository.Link) (
 	var section *repository.PhysicalSection
 	for _, s := range link.PhysicalSections() {
 		ao, bo := s.ALinkPosition().Offset(), s.BLinkPosition().Offset()
-		if (ao <= offset && offset <= bo) || (bo <= offset && offset <= ao) {
+		if (ao <= offset && offset < bo) || (bo <= offset && offset < ao) {
 			section = s
 			break
 		}