diff --git a/B05_wf2_Route/B05_wf2_Route_UI_IrregularStations.ts b/B05_wf2_Route/B05_wf2_Route_UI_IrregularStations.ts
index c62e35fc..d93ae65e 100644
--- a/B05_wf2_Route/B05_wf2_Route_UI_IrregularStations.ts
+++ b/B05_wf2_Route/B05_wf2_Route_UI_IrregularStations.ts
@@ -113,7 +113,8 @@ export function createIrregularStationsSection(
   help.textContent =
     "구조물을 설치할 위치를 측점번호+잔여거리로 추가합니다. 목록에서 고르면 수정·삭제할 수 있습니다.";
 
-  body.append(field("구조물", structureField), stationRow, actions, list, help);
+  // 측점번호/잔여거리를 최상단에 둔다(위치가 먼저, 그다음 구조물).
+  body.append(stationRow, field("구조물", structureField), actions, list, help);
 
   const stations: IrregularStation[] = [];
   let editingId: string | null = null;
diff --git a/B05_wf2_Route/B05_wf2_Route_UI_Page.ts b/B05_wf2_Route/B05_wf2_Route_UI_Page.ts
index db1bafca..26f30f4b 100644
--- a/B05_wf2_Route/B05_wf2_Route_UI_Page.ts
+++ b/B05_wf2_Route/B05_wf2_Route_UI_Page.ts
@@ -291,6 +291,11 @@ export async function renderB05Route(root: HTMLElement): Promise<void> {
 
   /** 비정규 측점 목록 변경 → 3D·그래프·테이블에 반영(프론트 프리뷰, 백엔드 미전송). */
   function applyIrregularStations(stations: IrregularStation[]): void {
+    // 위치가 바뀌거나 삭제된 비정규 측점의 옛 chainage에 남은 계획고 편집(유령 변화점)을 지운다.
+    const nextKeys = new Set(stations.map((station) => station.chainage_m.toFixed(3)));
+    irregularStations
+      .filter((station) => !nextKeys.has(station.chainage_m.toFixed(3)))
+      .forEach((station) => profilePanel.resetStationEdit(station.chainage_m));
     irregularStations = stations;
     if (currentSectionDetail) renderStationLines(currentSectionDetail);
     profilePanel.setIrregularStations(stations);
diff --git a/B05_wf2_Route/B05_wf2_Route_UI_Profile_Panel.ts b/B05_wf2_Route/B05_wf2_Route_UI_Profile_Panel.ts
index a295bcab..1c4b1847 100644
--- a/B05_wf2_Route/B05_wf2_Route_UI_Profile_Panel.ts
+++ b/B05_wf2_Route/B05_wf2_Route_UI_Profile_Panel.ts
@@ -31,6 +31,7 @@ import type {
 import {
   adjustStation,
   buildAlignment,
+  chainageKey,
   emptyEdits,
   setCurveRadius,
   shiftSegment,
@@ -570,6 +571,16 @@ export function createRouteProfilePanel(
       irregularStations = stations;
       draw();
     },
+    /**
+     * 특정 chainage의 계획고 편집(station_offset·curve_radii)을 지운다.
+     * 비정규 측점을 옮기거나 지울 때 옛 위치에 남는 편집(유령 변화점)을 청소하는 데 쓴다.
+     */
+    resetStationEdit(chainageM: number) {
+      const key = chainageKey(chainageM);
+      const edits = store.edits();
+      if (edits.station_offsets[key] === undefined && edits.curve_radii[key] === undefined) return;
+      store.resetStation(chainageM);
+    },
     isDirty: () => store.dirty(),
     /** [확정] 직전에 호출한다. 편집이 없으면 아무 것도 하지 않는다. */
     async save(): Promise<void> {
diff --git a/B05_wf2_Route/B05_wf2_Route_UI_Style.css b/B05_wf2_Route/B05_wf2_Route_UI_Style.css
index 237e0f45..41361acd 100644
--- a/B05_wf2_Route/B05_wf2_Route_UI_Style.css
+++ b/B05_wf2_Route/B05_wf2_Route_UI_Style.css
@@ -213,12 +213,28 @@
 
 .b05-route__panel-section h3 {
   margin: 0;
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  gap: var(--spacing-8);
   color: var(--color-text);
   font-size: var(--text-body-sm);
   cursor: pointer;
   user-select: none;
 }
 
+/* 접기/펼침 상태를 제목 우측 캐럿으로 표시(이 기능이 있음을 알린다). 펼침 ▾ / 접힘 ▸. */
+.b05-route__panel-section h3::after {
+  content: "▾";
+  flex: 0 0 auto;
+  color: var(--color-text-muted);
+  font-size: 0.8em;
+}
+
+.b05-route__panel-section.is-collapsed h3::after {
+  content: "▸";
+}
+
 /* 제목 클릭으로 접힌 컨테이너: 본문만 감추고 제목은 남긴다. */
 .b05-route__panel-section.is-collapsed .b05-route__panel-body {
   display: none;