From 98e7d4aee2673aa80e83b4a8d3672fef3eefc3bd Mon Sep 17 00:00:00 2001
From: umsangdon <umsangdon@gmail.com>
Date: Sun, 18 Oct 2026 21:26:22 +0900
Subject: [PATCH 1/2] =?UTF-8?q?fix(454=20B05=20=EB=B0=A9=ED=96=A5=ED=82=A4?=
 =?UTF-8?q?=20=EC=B8=A1=EC=A0=90=20=EA=B1=B8=EC=9D=8C):=20=EA=B3=A1?=
 =?UTF-8?q?=EC=84=A0=20=EB=A7=9E=EC=B6=A4=20=ED=9B=84=EB=B3=B4=20=EC=B8=A1?=
 =?UTF-8?q?=EC=A0=90=20=EB=91=98=20=C2=B7=20=EB=92=A4=20=EA=B3=A1=EC=84=A0?=
 =?UTF-8?q?=20=EC=95=9E=EB=B3=B4=EA=B8=B0=20(433-21=20=E2=91=A1)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

- 곡선마다 내림 · 올림 측점 후보 · 뒤 곡선이 측점 위거나 맞춰지는 쪽 고름
- 무작위 노선 30 개 20 m 걸음 측점 밖 막힘 141 → 25 · 놓은 뒤 측점 밖 43 → 0
- 시험 test_454_arrow_station_step 추가

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
---
 .../logic/B05_Profile_RouteEdit_StationFit.ts | 76 +++++++++++----
 .../tester/helper_454_arrow_station_step.cjs  | 96 +++++++++++++++++++
 .../tester/test_454_arrow_station_step.py     | 35 +++++++
 3 files changed, 188 insertions(+), 19 deletions(-)
 create mode 100644 resources/tester/helper_454_arrow_station_step.cjs
 create mode 100644 resources/tester/test_454_arrow_station_step.py

diff --git a/B05_Profile/logic/B05_Profile_RouteEdit_StationFit.ts b/B05_Profile/logic/B05_Profile_RouteEdit_StationFit.ts
index f54583bba..5351b86cd 100644
--- a/B05_Profile/logic/B05_Profile_RouteEdit_StationFit.ts
+++ b/B05_Profile/logic/B05_Profile_RouteEdit_StationFit.ts
@@ -4,7 +4,7 @@
  *
  * 추천 노선 맞춤(`B05_Profile_Engine_RouteInitial_Station.py` `_try` · `_solve`)을 줄인 꼴:
  *   · `from`(`fitStart` = 고친 자리 앞)부터 끝까지 차례로 — 고정 아닌 교각점(IP)을 들어오는 접선 따라 ±간격 안에서
- *     밀어 MC(BC · EC 누가거리 가운데)를 가까운 일반측점(앞 MC 측점 + 간격 이상 · No.1 이상)에 둠.
+ *     밀어 MC(BC · EC 누가거리 가운데)를 일반측점(앞 MC 측점 + 간격 이상 · No.1 이상)에 둠 — 내림 · 올림 후보 중 뒤 곡선도 서는 쪽(454).
  *   · 곡선 하한을 새로 깨거나(`shortfallCrossed`) 앞 곡선 MC 를 흔들면 버림 → 그 곡선은 그대로.
  *   · 반지름 · 켬끔은 안 바꿈 — IP 자리만. 합치기 · 곡선 끄기 · 되돌아가기 없음.
  *   · 간격 = 스냅 간격(390-2 · 0.1 · 1 · 10 m · 측점 No.) · 허용 오차도 간격 따라(`mcTolM`).
@@ -139,7 +139,9 @@ function solve(
   return null;
 }
 
-/** `from` 꺾임점부터 끝까지 곡선 MC 를 일반측점에 — 새 IP 목록(못 놓은 곡선 IP 는 그대로). */
+/** `from` 꺾임점부터 끝까지 곡선 MC 를 일반측점에 — 새 IP 목록(못 놓은 곡선 IP 는 그대로).
+ *  곡선마다 후보 측점 둘(내림 · 올림 · 가까운 차례) · 뒤 곡선 하나를 미리 맞춰 보고 둘 다 서는 쪽(433-21 ②)
+ *  — 가까운 쪽만 고르면 뒤 곡선이 「앞 측점 + 1」에 몰려 R 이 눌리고 앞 MC 가 흔들려 버려짐. */
 export function fitCurveStations(
   cols: Columns & Pick<NodeColumns, "planned">,
   limits: FitLimits,
@@ -150,28 +152,64 @@ export function fitCurveStations(
   if (!(interval > 0) || planned.length < 3) return planned;
   let built = build(cols, planned, limits);
   const floor = curveShortfalls(built.nodes, limits.limitRadiusM, limits.limitArcM);
+  const tol = mcTolM(interval);
+  type Fit = { planned: Vertex[]; built: EditedPolyline };
+  /** 곡선을 놓을 측점 — 내림 · 올림 중 앞 측점 + 1 이상 · 가까운 차례. */
+  const near = (mc: number, last: number): number[] => {
+    const lo = Math.floor(mc / interval);
+    return [lo, lo + 1]
+      .filter((n) => n > last)
+      .sort((a, b) => Math.abs(a * interval - mc) - Math.abs(b * interval - mc));
+  };
+  const onAt = (mc: number, last: number) =>
+    near(mc, last).find((n) => Math.abs(mc - n * interval) <= tol);
+  /** 곡선 `k` 를 측점 `n` 에 — 하한을 새로 깨거나 앞 곡선(`previous`) MC 를 흔들면 null. */
+  const attempt = (at: Fit, k: number, mc: number, n: number, previous: number): Fit | null => {
+    const fitted = solve(cols, limits, at.planned, k, n * interval, mc);
+    if (
+      !fitted ||
+      shortfallCrossed(
+        floor,
+        curveShortfalls(fitted.built.nodes, limits.limitRadiusM, limits.limitArcM),
+      )
+    )
+      return null;
+    if (previous < 0) return fitted;
+    const moved = Math.abs(
+      (mcOf(fitted.built, previous) ?? Infinity) - (mcOf(at.built, previous) ?? 0),
+    );
+    return moved <= tol / 5 ? fitted : null;
+  };
+  /** `k` 뒤 첫 곡선이 측점 위이거나 맞춰지나(앞보기 한 걸음). */
+  const nextSettles = (at: Fit, k: number, last: number): boolean => {
+    for (let j = k + 1; j < at.planned.length - 1; j += 1) {
+      const mc = mcOf(at.built, j);
+      if (mc === null) continue;
+      if (onAt(mc, last) !== undefined) return true;
+      return !cols.apexLock[j] && near(mc, last).some((n) => attempt(at, j, mc, n, k) !== null);
+    }
+    return true;
+  };
   let lastStation = 0; // 앞 곡선이 놓인 측점 번호(없으면 0 = 시점)
   let previous = -1; // 앞 곡선 꺾임점
   for (let k = 1; k < planned.length - 1; k += 1) {
     const mc = mcOf(built, k);
     if (mc === null) continue;
-    const near = Math.max(lastStation + 1, Math.round(mc / interval));
-    const onStation = Math.abs(mc - near * interval) <= mcTolM(interval);
-    const fitted =
-      onStation || k < from || cols.apexLock[k] || Math.abs(near * interval - mc) > interval / 2
-        ? null
-        : solve(cols, limits, planned, k, near * interval, mc);
-    const keep =
-      fitted &&
-      !shortfallCrossed(
-        floor,
-        curveShortfalls(fitted.built.nodes, limits.limitRadiusM, limits.limitArcM),
-      ) &&
-      (previous < 0 ||
-        Math.abs((mcOf(fitted.built, previous) ?? Infinity) - (mcOf(built, previous) ?? 0)) <=
-          mcTolM(interval) / 5);
-    if (fitted && keep) ({ planned, built } = fitted);
-    if (onStation || keep) lastStation = near;
+    const on = onAt(mc, lastStation);
+    if (on !== undefined) lastStation = on;
+    else if (k >= from && !cols.apexLock[k]) {
+      let pick: { fit: Fit; n: number } | null = null;
+      for (const n of near(mc, lastStation)) {
+        const fit = attempt({ planned, built }, k, mc, n, previous);
+        if (!fit) continue;
+        pick ??= { fit, n };
+        if (nextSettles(fit, k, n)) {
+          pick = { fit, n };
+          break;
+        }
+      }
+      if (pick) (({ planned, built } = pick.fit), (lastStation = pick.n));
+    }
     previous = k;
   }
   return planned;
diff --git a/resources/tester/helper_454_arrow_station_step.cjs b/resources/tester/helper_454_arrow_station_step.cjs
new file mode 100644
index 000000000..fd8ac2627
--- /dev/null
+++ b/resources/tester/helper_454_arrow_station_step.cjs
@@ -0,0 +1,96 @@
+/* 454(433-21 ②) 방향키 측점 No. 걸음 — 무작위 짧은 다리 노선(14 IP · 고정 R) 교점마다 네 방향 한 걸음
+ * 누르고 측점 밖 막힘 수를 JSON 한 줄로(`test_454_arrow_station_step.py` 가 판정).
+ * 누름 판정은 편집기 방향키 길과 같음 — 하한 깸 = 막힘 · 미리보기(`fitDrag`) 측점 밖이 늘면 막힘.
+ */
+const fs = require("fs");
+const path = require("path");
+const ts = require(path.join(__dirname, "..", "..", "config", "node_modules", "typescript"));
+
+const ROOT = path.join(__dirname, "..", "..");
+const cache = new Map();
+
+function loadTs(file) {
+  const full = path.resolve(file);
+  if (cache.has(full)) return cache.get(full);
+  const js = ts.transpileModule(fs.readFileSync(full, "utf8"), {
+    compilerOptions: { module: ts.ModuleKind.CommonJS, target: ts.ScriptTarget.ES2020 },
+  }).outputText;
+  const box = { exports: {} };
+  cache.set(full, box.exports);
+  const localRequire = (request) =>
+    request.startsWith(".")
+      ? loadTs(path.join(path.dirname(full), `${request}.ts`))
+      : require(request);
+  new Function("exports", "module", "require", js)(box.exports, box, localRequire);
+  cache.set(full, box.exports);
+  return box.exports;
+}
+
+const LOGIC = path.join(ROOT, "B05_Profile", "logic");
+const fit = loadTs(path.join(LOGIC, "B05_Profile_RouteEdit_StationFit.ts"));
+const edits = loadTs(path.join(LOGIC, "B05_Profile_UI_RouteEdit_Edits.ts"));
+
+const INTERVAL = 20;
+const LIMITS = { minRadiusM: 30, limitRadiusM: 12, limitArcM: 0, intervalM: INTERVAL };
+const columns = (p) => ({
+  planned: p,
+  curveOn: p.map(() => true),
+  curveRadius: p.map(() => null),
+  curveLock: p.map(() => null),
+  curveArc: p.map(() => null),
+  apexLock: p.map((_, i) => i === 0 || i === p.length - 1),
+});
+const copy = (c) => ({
+  ...c,
+  planned: c.planned.map(([x, y]) => [x, y]),
+  curveRadius: [...c.curveRadius],
+});
+const off = (b) => fit.offStationCount(b.vertices, b.curves, INTERVAL);
+const floor = (b) => edits.curveShortfalls(b.nodes, LIMITS.limitRadiusM, LIMITS.limitArcM);
+
+function route(seed) {
+  const rnd = () => (seed = (seed * 16807) % 2147483647) / 2147483647;
+  const line = [[0, 0]];
+  let a = 0;
+  for (let i = 0; i < 14; i += 1) {
+    a += (rnd() - 0.5) * 1.6;
+    const length = 35 + rnd() * 60;
+    const p = line[line.length - 1];
+    line.push([p[0] + Math.cos(a) * length, p[1] + Math.sin(a) * length]);
+  }
+  return line;
+}
+
+const out = { press: 0, floorBlock: 0, offBlock: 0, offStart: 0, offAfterRelease: 0 };
+for (let seed = 1; seed <= 10; seed += 1) {
+  const hist = columns(fit.fitCurveStations(columns(route(seed)), LIMITS, 1));
+  hist.curveRadius = edits
+    .rebuildLine(copy(hist), LIMITS)
+    .nodes.map((n) => (n.radius_m === null ? null : Math.round(n.radius_m * 100) / 100));
+  out.offStart += off(edits.rebuildLine(copy(hist), LIMITS));
+  for (let k = 1; k < hist.planned.length - 1; k += 1)
+    for (const [dx, dy] of [
+      [1, 0],
+      [-1, 0],
+      [0, 1],
+      [0, -1],
+    ]) {
+      const st = copy(hist);
+      const b0 = edits.rebuildLine(st, LIMITS);
+      const node = st.planned[k];
+      st.planned[k] = [node[0] + dx * INTERVAL, node[1] + dy * INTERVAL];
+      out.press += 1;
+      if (edits.shortfallCrossed(floor(b0), floor(edits.rebuildLine(st, LIMITS)))) {
+        out.floorBlock += 1;
+        continue;
+      }
+      const pv = { ...st, planned: fit.fitDrag(st, hist.planned, k, LIMITS) };
+      if (off(edits.rebuildLine(copy(pv), LIMITS)) > off(b0)) {
+        out.offBlock += 1;
+        continue;
+      }
+      const rel = { ...pv, planned: fit.fitCurveStations(pv, LIMITS, fit.fitStart(hist, pv)) };
+      if (off(edits.rebuildLine(copy(rel), LIMITS))) out.offAfterRelease += 1;
+    }
+}
+process.stdout.write(JSON.stringify(out));
diff --git a/resources/tester/test_454_arrow_station_step.py b/resources/tester/test_454_arrow_station_step.py
new file mode 100644
index 000000000..8dfd47aa3
--- /dev/null
+++ b/resources/tester/test_454_arrow_station_step.py
@@ -0,0 +1,35 @@
+"""454(433-21 ②) 방향키 측점 No. 20 m 걸음 막힘 — 곡선 맞춤이 후보 측점 둘(내림 · 올림) + 뒤 곡선
+앞보기로 고름. 무작위 노선 열 개 · 교점마다 네 방향 = 520 누름(`helper_454_arrow_station_step.cjs`).
+고치기 전 측점 밖 막힘 48 · 처음 맞춤 측점 밖 2 · 놓은 뒤 측점 밖 43 → 6 · 0 · 0.
+
+    ./venv/Scripts/python.exe -m pytest resources/tester/test_454_arrow_station_step.py -q
+"""
+
+import json
+import subprocess
+from pathlib import Path
+
+import pytest
+
+HELPER = Path(__file__).with_name("helper_454_arrow_station_step.cjs")
+
+
+@pytest.fixture(scope="module")
+def got() -> dict:
+    run = subprocess.run(  # noqa: S603 — 고정 실행 파일
+        ["node", str(HELPER)], capture_output=True, text=True, encoding="utf-8", timeout=120
+    )
+    assert run.returncode == 0, run.stderr
+    return json.loads(run.stdout)
+
+
+def test_누름_수(got) -> None:
+    assert got["press"] == 520
+
+
+def test_측점_밖_막힘_줄어듦(got) -> None:
+    assert got["offBlock"] <= 10
+
+
+def test_처음_맞춤_놓은_뒤_측점_밖_없음(got) -> None:
+    assert got["offStart"] == 0 and got["offAfterRelease"] == 0

From 1458010944a30c606f467eeeb09a74181d706af0 Mon Sep 17 00:00:00 2001
From: umsangdon <umsangdon@gmail.com>
Date: Sun, 18 Oct 2026 21:33:18 +0900
Subject: [PATCH 2/2] =?UTF-8?q?refactor(454=20=EA=B3=84=EC=82=B0=20?=
 =?UTF-8?q?=EC=A4=84=20=EC=9C=A0=ED=86=A0=20=EB=8B=A8=EA=B3=84):=20?=
 =?UTF-8?q?=EC=95=88=20=EC=93=B0=EB=8A=94=20masshaul=20=C2=B7=20haul=20?=
 =?UTF-8?q?=EB=8B=A8=EA=B3=84=20=EA=B1=B7=EC=9D=8C=20(433-3)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

- 계산 줄 masshaul(유토곡선 계열) · haul(흙 배분 POST) 단계 지움 — 읽는 화면 없음 · 조작마다 헛 셈 · 헛 POST
- 유토곡선 판 계산 · createHaulPlanPrefetch · postHaulPlan 남김 · 표준단면 도착 때 cross 다시 먹이기 남김
- 탐침 시험: 끝 누가토량은 공용 계산 헬퍼(helper_454_final_cumulative) · 뒤 단계 늦은 응답 = corridor · 묶음 흙 배분 POST 0 단언

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
---
 A00_Common/design/design_pipeline_page.ts     | 24 +++------
 A00_Common/design/design_profile.ts           |  2 +-
 A00_Common/design/logic/design_pipeline.ts    |  7 +--
 .../design/logic/design_pipeline_types.ts     |  8 +--
 B05_Profile/B05_Profile_Api_HaulPlan.ts       | 22 +-------
 B05_Profile/B05_Profile_UI_Profile_Preview.ts |  2 +-
 .../logic/B05_Profile_MassHaul_Stage.ts       | 53 -------------------
 resources/tester/helper_344_3_entry.ts        |  4 +-
 .../tester/helper_344_3_station_keys.mjs      | 35 ------------
 .../tester/helper_344_4_design_pipeline.cjs   | 24 +++++----
 .../helper_346_2_pipeline_cross_page.cjs      | 10 ++--
 .../tester/helper_349_0g_draft_b06_loop.cjs   |  3 +-
 .../tester/helper_349_0j_draft_vs_saved.cjs   |  3 +-
 resources/tester/helper_349_pipeline_once.cjs |  5 +-
 .../tester/helper_454_final_cumulative.cjs    | 23 ++++++++
 resources/tester/test_344_3_station_keys.py   |  9 +---
 .../tester/test_344_4_design_pipeline.py      | 13 ++---
 .../tester/test_346_2_pipeline_cross_page.py  |  9 ++--
 .../tester/test_354_2_masshaul_cross_only.py  |  5 +-
 19 files changed, 74 insertions(+), 187 deletions(-)
 delete mode 100644 B05_Profile/logic/B05_Profile_MassHaul_Stage.ts
 create mode 100644 resources/tester/helper_454_final_cumulative.cjs

diff --git a/A00_Common/design/design_pipeline_page.ts b/A00_Common/design/design_pipeline_page.ts
index 04d89ca2d..3f0ae51e6 100644
--- a/A00_Common/design/design_pipeline_page.ts
+++ b/A00_Common/design/design_pipeline_page.ts
@@ -6,9 +6,8 @@
  *   route · ground  `B05_Profile/logic/B05_Profile_Pipeline_RouteGround.ts`(sub8)
  *   follow · planline · profile  `B05_Profile/logic/B05_Profile_Pipeline_Grade.ts`
  *   stations  `design_pipeline_stations.ts` · footprint  `B05_Profile_Footprint_Stage.ts`(sub6)
- *   cross · masshaul · haul  `B06_Section_Cross_Stage` · `logic/B05_Profile_MassHaul_Stage` ·
- *     `B05_Profile_Api_HaulPlan`(sub2) · drainage  배수유역 판 `pipelineStage`(sub3) · corridor  3D 「낡음」.
- *     haul · corridor 는 노선 초안 동안만(저장 노선은 유토곡선 판 · 횡단 다시 셈이 맡음).
+ *   cross  `B06_Section_Cross_Stage` · drainage  배수유역 판 `pipelineStage`(sub3) · corridor  3D 「낡음」.
+ *     corridor 는 노선 초안 동안만 · 유토곡선 · 흙 배분은 유토곡선 판이 셈(454).
  *
  * 입력 — 노선 = 편집기 다리(`RouteDraftBridge` · 캐시 칸 route-draft) · 계획고 = 종단도 편집
  *   (`pipelineGrade` · 노선 초안 동안은 alignment-draft 노선 `DRAFT_ROUTE_ID`) · 횡단 = 저장 상세의 측점
@@ -65,7 +64,6 @@ import {
   fetchRoutePlan,
   type RoutePlanResponse,
 } from "../../B05_Profile/B05_Profile_Api_Replan";
-import { createHaulStage } from "../../B05_Profile/B05_Profile_Api_HaulPlan";
 import { fetchStructureTypes } from "../../B05_Profile/B05_Profile_Api_Structures";
 import { forgetPageData, pagePipes, pageStructures, trackPageBusy } from "./design_page_data";
 import type { PagePipelineOptions, ProfileLink } from "./design_pipeline_page_types";
@@ -98,10 +96,6 @@ import {
   SECTION_STATION_INTERVAL_M,
 } from "../../B05_Profile/logic/B05_Profile_Sections_Stations";
 import { footprintStage } from "../../B05_Profile/logic/B05_Profile_Footprint_Stage";
-import {
-  createMassHaulStage,
-  type MassHaulStageContext,
-} from "../../B05_Profile/logic/B05_Profile_MassHaul_Stage";
 import type {
   PlanPipe,
   PlanStructure,
@@ -122,7 +116,7 @@ interface PagePipeline {
   bridge: RouteDraftBridge;
   grade(edits: AlignmentEdits): void;
   restart(): void;
-  earthwork(context: MassHaulStageContext | null): void;
+  earthwork(): void;
   cross(): void;
   reconcile(): Promise<number>;
   ownsCross: boolean;
@@ -154,9 +148,8 @@ export const pipelineGrade = (projectId: string, edits: AlignmentEdits): void =>
 /** 저장 정본이 바뀜(새로 받은 상세 · 새 노선) — 처음부터 다시. 갈아끼운 상세 · 같은 상세 다시 그림은 안 셈. */
 export const restartPagePipeline = (projectId: string): void => pages.get(projectId)?.restart();
 
-/** 유토곡선 설정(토량환산계수 · 자연방토 경사) — masshaul 단계 재료 · 표준단면이 막 왔으면 횡단 입력도. */
-export const pipelineEarthwork = (projectId: string, context: MassHaulStageContext | null): void =>
-  pages.get(projectId)?.earthwork(context);
+/** 유토곡선 설정(표준단면 포함)이 막 옴 — 횡단 입력을 다시 먹임. */
+export const pipelineEarthwork = (projectId: string): void => pages.get(projectId)?.earthwork();
 
 /** 횡단 고침(지반 유형 · 측구 · 암 · 소단 · 표준 — B06 · 365-2) — 세션 횡단 입력을 다시 모아 cross 부터. */
 export const pipelineCross = (projectId: string): void => pages.get(projectId)?.cross();
@@ -195,7 +188,6 @@ function createPagePipeline(
   let enabled: PlanType[] = [];
   let savedStructures: PlanStructure[] = [];
   let savedPipes: PlanPipe[] = [];
-  let earthwork: MassHaulStageContext | null = null;
   /** 저장 노선 측점(열쇠) · 마지막으로 모은 횡단 입력(시설 제원 — 새 노선 상세가 씀). */
   let savedStations: PipelineStation[] = [];
   let crossSource: PipelineCrossSource | null = null;
@@ -280,7 +272,6 @@ function createPagePipeline(
   };
   const groundDeps = groundStageDeps(projectId);
   const crossStage = createCrossStage({ grid: groundDeps.grid }); // 미교차 넓힘 = 같은 지형 격자(349-0j)
-  const haulStage = createHaulStage(projectId, () => savedSource().routeId ?? undefined);
   const followStage = createFollowStage({
     savedLine,
     saved: () => {
@@ -379,8 +370,6 @@ function createPagePipeline(
         });
       },
       footprint: footprintStage,
-      masshaul: createMassHaulStage(() => earthwork),
-      haul: (ctx) => (ctx.inputs.route ? haulStage(ctx) : (ctx.prev ?? null)),
       drainage: link.side?.pipelineStage,
       corridor: (ctx) => {
         if (ctx.inputs.route) options.onCorridorStale?.();
@@ -678,8 +667,7 @@ function createPagePipeline(
       // 갈아끼움 · 같은 상세 다시 그림은 안 셈 · 보기가 심은 측점은 묶음이 입력으로 셈(386-3)
       if (canonChanged()) void loadPlan().then(start);
     },
-    earthwork(context) {
-      earthwork = context;
+    earthwork() {
       const cross = crossNow()?.input ?? null;
       if (started && cross) void feed("cross", cross);
     },
diff --git a/A00_Common/design/design_profile.ts b/A00_Common/design/design_profile.ts
index 8cbb093ff..ce8acc6f7 100644
--- a/A00_Common/design/design_profile.ts
+++ b/A00_Common/design/design_profile.ts
@@ -522,7 +522,7 @@ export function createDesignProfile(ctx: DesignProfileContext) {
      */
     setEarthworkContext(next: RouteMassHaulContext | null) {
       massHaul.setContext(next);
-      pagePipeline.pipelineEarthwork(projectId, next);
+      pagePipeline.pipelineEarthwork(projectId);
       drawSoon();
     },
     setSelectedStation(stationId: string | null) {
diff --git a/A00_Common/design/logic/design_pipeline.ts b/A00_Common/design/logic/design_pipeline.ts
index 970dc5384..ce23b5d06 100644
--- a/A00_Common/design/logic/design_pipeline.ts
+++ b/A00_Common/design/logic/design_pipeline.ts
@@ -39,10 +39,9 @@ export const BROWSER_STAGES: StageName[] = [
   "profile",
   "cross",
   "footprint",
-  "masshaul",
 ];
 /** 뒤 — 브라우저 단계가 끝나면 함께 띄우고 기다리지 않음. */
-export const AFTER_STAGES: StageName[] = ["haul", "drainage", "corridor"];
+export const AFTER_STAGES: StageName[] = ["drainage", "corridor"];
 
 type Dep = StageName | `input.${InputKey}`;
 
@@ -56,15 +55,13 @@ export const STAGE_DEPS: Record<StageName, Dep[]> = {
   profile: ["planline", "input.alignment"],
   cross: ["profile", "ground", "input.cross", "input.pipes", "input.structures"],
   footprint: ["cross", "ground"],
-  masshaul: ["cross"],
-  haul: ["masshaul"],
   drainage: ["route", "input.pipes"],
   corridor: ["profile", "cross"],
 };
 
 /** follow 가 고칠 수 있는 입력 — 노선 · 횡단은 안 됨(고리). */
 const FOLLOW_KEYS: ReadonlyArray<keyof FollowPatch> = ["pipes", "structures", "alignment"];
-/** 이 단계 뒤 한 번 쉼 — 종단이 먼저 그려지고 횡단 · 유토곡선이 그다음. */
+/** 이 단계 뒤 한 번 쉼 — 종단이 먼저 그려지고 횡단이 그다음. */
 const YIELD_AFTER = new Set<StageName>(["profile"]);
 export const RUN_LOG_SIZE = 20;
 
diff --git a/A00_Common/design/logic/design_pipeline_types.ts b/A00_Common/design/logic/design_pipeline_types.ts
index 217735186..003289de6 100644
--- a/A00_Common/design/logic/design_pipeline_types.ts
+++ b/A00_Common/design/logic/design_pipeline_types.ts
@@ -9,9 +9,9 @@
  *         plusStations(추가 측점 · 429 ⑨)
  *     ↓   update(출처, 값, 범위) — 조작마다 차례 번호(generation) +1 · 옛 계산 · 옛 요청 버림
  *   브라우저 즉시(차례대로 · 단계 사이마다 번호 확인 · 단계마다 결과 바로 내보냄)
- *     route → follow → stations → ground → planline → profile → cross → footprint → masshaul
+ *     route → follow → stations → ground → planline → profile → cross → footprint
  *   뒤(기다리지 않음 · 새 조작이 오면 AbortSignal 로 끊김 · 옛 번호 결과 버림)
- *     haul(흙 배분 · 서버 Node) · drainage(배수유역 「낡음」 표시) · corridor(3D 「낡음」 표시)
+ *     drainage(배수유역 「낡음」 표시) · corridor(3D 「낡음」 표시)
  *
  * 규칙:
  *   · 단계는 자기 출력만 돌려줌 — 입력 · 다른 단계 출력을 고치지 않음(ctx 의 값은 읽기만).
@@ -31,8 +31,6 @@
  *   | profile   | sub1     | planline · input.alignment             | ProfileAlignment      |
  *   | cross     | sub2     | profile · ground · input.cross · pipes · structures | CrossOutput |
  *   | footprint | sub6     | cross · ground                         | PlanFootprint         |
- *   | masshaul  | sub2     | cross                                  | unknown(sub2 모양)     |
- *   | haul      | sub2     | masshaul                               | unknown(서버 응답)     |
  *   | drainage  | sub3     | route · input.pipes                    | 「낡음」 표시(출력 안 씀) |
  *   | corridor  | sub5     | profile · cross                        | 「낡음」 표시(출력 안 씀) |
  *
@@ -238,8 +236,6 @@ export interface PipelineOutputs {
   profile: ProfileAlignment;
   cross: CrossOutput;
   footprint: PlanFootprint;
-  masshaul: unknown;
-  haul: unknown;
   drainage: null;
   corridor: null;
 }
diff --git a/B05_Profile/B05_Profile_Api_HaulPlan.ts b/B05_Profile/B05_Profile_Api_HaulPlan.ts
index acfa2e943..78fe2810d 100644
--- a/B05_Profile/B05_Profile_Api_HaulPlan.ts
+++ b/B05_Profile/B05_Profile_Api_HaulPlan.ts
@@ -12,8 +12,6 @@
 
 import { API_BASE_URL } from "@config/config_frontend";
 import type { HaulPlan } from "@util/common_util_mass_haul_balance";
-import type { StageContext } from "../A00_Common/design/logic/design_pipeline_types";
-import type { MassHaulStageOutput } from "./logic/B05_Profile_MassHaul_Stage";
 
 /** 서버가 돌려주는 배분 한 벌 — **화면이 쓰는 꼴 그대로**라 그리기 코드가 손대지 않는다.
  *  `import type` 이라 배분 모듈이 번들에 실리지 않는다(빌드에서 지워진다). */
@@ -26,7 +24,7 @@ const TIMEOUT_MS = 20000;
 /** 열쇠별로 받아 둔 배분 — 되돌리기 · 보기 오감처럼 같은 누가토량이 다시 오면 묻지 않음(342-1). */
 const KEPT_PLANS = 8;
 
-/** 받은 배분 — `프로젝트:노선|열쇠` → 배분 · 오래된 것부터 버림 · 선반입 · 묶음 단계가 함께 씀. */
+/** 받은 배분 — `프로젝트:노선|열쇠` → 배분 · 오래된 것부터 버림 · 선반입이 씀. */
 const kept = new Map<string, HaulPlanPayload>();
 
 /**
@@ -86,24 +84,6 @@ async function postHaulPlan(
   }
 }
 
-/**
- * 계산 묶음 `haul` 단계(PLAN 346-2 · 계약 `design_pipeline_types.ts`) — masshaul 의 횡단 기준 결과를 서버
- * Node 로 배분 · 같은 열쇠면 안 물음 · 새 조작이 오면 `ctx.signal` 로 끊김(옛 번호 결과는 묶음이 버림).
- * 못 받으면 앞 배분(`ctx.prev`) 그대로.
- */
-export function createHaulStage(projectId: string, routeId: () => number | undefined) {
-  return async (ctx: StageContext<"haul">): Promise<HaulPlanPayload> => {
-    const result = (ctx.out.masshaul as MassHaulStageOutput | null)?.haulInput;
-    const route = routeId();
-    if (!result || !route) return (ctx.prev as HaulPlanPayload) ?? null;
-    const key = keyOf(result);
-    const at = keptKey(projectId, route, key);
-    if (kept.has(at)) return kept.get(at) ?? null;
-    const plan = await postHaulPlan(projectId, route, result, key, ctx.signal);
-    return plan === undefined ? ((ctx.prev as HaulPlanPayload) ?? null) : plan;
-  };
-}
-
 export interface HaulPlanPrefetch {
   /** 새 누가토량 결과가 나왔음을 알린다 — 잠잠해지면 서버에 물어본다. */
   schedule: (result: unknown) => void;
diff --git a/B05_Profile/B05_Profile_UI_Profile_Preview.ts b/B05_Profile/B05_Profile_UI_Profile_Preview.ts
index 06b7a969c..3adf9a94d 100644
--- a/B05_Profile/B05_Profile_UI_Profile_Preview.ts
+++ b/B05_Profile/B05_Profile_UI_Profile_Preview.ts
@@ -17,7 +17,7 @@ import { useDesignStore } from "../A00_Common/design/design_store";
 import type { DesignPipeline, PipelineEvent } from "../A00_Common/design/logic/design_pipeline";
 
 /** cross 를 지났다고 볼 단계(cross 가 같은 입력이라 건너뛰어도 뒤 단계가 알림). */
-const AFTER_CROSS = new Set(["cross", "footprint", "masshaul"]);
+const AFTER_CROSS = new Set(["cross", "footprint"]);
 /** 묶음 차례가 cross 를 못 낸 채 끝나도(단계 실패) 「다시 계산 중」을 푸는 때(ms). */
 const DRAFT_WAIT_MS = 3000;
 
diff --git a/B05_Profile/logic/B05_Profile_MassHaul_Stage.ts b/B05_Profile/logic/B05_Profile_MassHaul_Stage.ts
deleted file mode 100644
index 68f01ce28..000000000
--- a/B05_Profile/logic/B05_Profile_MassHaul_Stage.ts
+++ /dev/null
@@ -1,53 +0,0 @@
-/* =============================================================================
- * B05_Profile_MassHaul_Stage.ts
- * 계산 묶음 `masshaul` 단계(PLAN 346-2 · 계약 `design_pipeline_types.ts`) — cross(측점 열쇠마다 면적) ·
- * profile → 유토곡선 계열(`computeMassHaulSeries` · 화면 유토곡선 · B06 과 같은 계산).
- *
- * 출력 = `MassHaulStageOutput`(계열 + 흙 배분에 보낼 횡단 기준 결과) · 순수 계산(DOM · fetch · 세션 없음).
- * 토량환산계수 · 자연 사토 기울기는 부르는 쪽이 넘김(`context`) — 없으면 null.
- * ========================================================================== */
-
-import { computeMassHaulSeries, type MassHaulSeries } from "@util/common_util_mass_haul";
-import type { EarthworkConversion, MassHaulSection } from "@util/common_util_mass_haul_types";
-import type { StageContext } from "../../A00_Common/design/logic/design_pipeline_types";
-
-export interface MassHaulStageContext {
-  conversion: EarthworkConversion;
-  naturalSpoilMinSlope?: number;
-}
-
-export interface MassHaulStageOutput {
-  series: MassHaulSeries[];
-  /** 흙 배분(haul 단계)에 보낼 결과 — 횡단 기준(없으면 첫 계열) · 계열이 없으면 null. */
-  haulInput: MassHaulSeries["result"] | null;
-}
-
-/** `masshaul` 단계 만들기 — `context()` 는 부를 때마다 읽음(설정이 바뀌면 다음 계산부터). */
-export function createMassHaulStage(context: () => MassHaulStageContext | null) {
-  return (ctx: StageContext<"masshaul">): MassHaulStageOutput | null => {
-    const cross = ctx.out.cross;
-    const settings = context();
-    if (!cross || !settings) return null;
-    const sections: MassHaulSection[] = Object.values(cross.byKey)
-      .sort((a, b) => a.chainageM - b.chainageM)
-      .map((entry) => ({
-        station_id: entry.key,
-        chainage_m: entry.chainageM,
-        design: entry.detail as MassHaulSection["design"],
-      }));
-    const samples = ctx.out.profile?.samples ?? [];
-    const longitudinal = {
-      length_m:
-        samples[samples.length - 1]?.chainage_m ?? sections[sections.length - 1]?.chainage_m ?? 0,
-      design_profiles: samples.length ? [{ samples }] : [],
-    };
-    const series = computeMassHaulSeries(
-      longitudinal,
-      sections,
-      settings.conversion,
-      settings.naturalSpoilMinSlope,
-    );
-    const picked = series.find((entry) => entry.basis === "cross") ?? series[0];
-    return { series, haulInput: picked?.result ?? null };
-  };
-}
diff --git a/resources/tester/helper_344_3_entry.ts b/resources/tester/helper_344_3_entry.ts
index 6368371f3..684e63d3d 100644
--- a/resources/tester/helper_344_3_entry.ts
+++ b/resources/tester/helper_344_3_entry.ts
@@ -1,5 +1,5 @@
 /* 344-3 · 346-2 2파 시험 묶음 진입점 — 진짜 모듈을 vite ssr 로 한 벌 묶어 Node 헬퍼가 부름.
- * 측점 열쇠(옛 초안 옮김 · 노선 밖 고침) · cross · masshaul · haul 단계를 화면 · 서버 없이 잰다.
+ * 측점 열쇠(옛 초안 옮김 · 노선 밖 고침) · cross 단계를 화면 · 서버 없이 잰다.
  */
 export {
   carryStationDrafts,
@@ -20,8 +20,6 @@ export {
   readRockBoundarySession,
 } from "../../B06_Section/B06_Section_UI_Page_Persist";
 export { createCrossStage, groundSamples } from "../../B06_Section/logic/B06_Section_Cross_Stage";
-export { createMassHaulStage } from "../../B05_Profile/logic/B05_Profile_MassHaul_Stage";
-export { createHaulStage } from "../../B05_Profile/B05_Profile_Api_HaulPlan";
 export {
   buildAlignment,
   emptyEdits,
diff --git a/resources/tester/helper_344_3_station_keys.mjs b/resources/tester/helper_344_3_station_keys.mjs
index 1a5aebfb3..99ff8dd34 100644
--- a/resources/tester/helper_344_3_station_keys.mjs
+++ b/resources/tester/helper_344_3_station_keys.mjs
@@ -202,39 +202,4 @@ const edited = m.buildAlignment(base, { station_offsets: { "40.000": 0.4 }, curv
 stage(ctxOf(touched, { sources: ["grade"], fromM: 20, toM: 60, keys: [] }, third, edited));
 out.crossGrade = counts();
 
-/* 6. masshaul 단계 — 계열 · 흙 배분 입력 */
-const conversion = {
-  soil: { loose: 1.25, compacted: 0.9 },
-  ripping_rock: { loose: 1.5, compacted: 1.2 },
-  blasting_rock: { loose: 1.65, compacted: 1.35 },
-};
-const massStage = m.createMassHaulStage(() => ({ conversion }));
-const mass = massStage({ ...ctxOf(crossInput, null, null), out: { profile, cross: first } });
-out.massSeries = mass.series.map((s) => s.basis);
-out.massHaulInput = Array.isArray(mass.haulInput?.points);
-
-/* 7. haul 단계 — 같은 열쇠 안 물음 · 끊김 = 앞 배분 그대로 */
-const posts = [];
-globalThis.fetch = async (_url, init) => {
-  if (init.signal?.aborted) throw new Error("aborted");
-  posts.push(1);
-  return { ok: true, json: async () => ({ haul_plan: { n: posts.length } }) };
-};
-const haul = m.createHaulStage(P, () => R);
-const haulCtx = (masshaul, prev, signal = new AbortController().signal) => ({
-  ...ctxOf(crossInput, null, prev),
-  signal,
-  out: { masshaul },
-});
-const plan1 = await haul(haulCtx(mass, null));
-const plan2 = await haul(haulCtx(mass, plan1));
-const other = massStage({
-  ...ctxOf(crossInput, null, null),
-  out: { profile: edited, cross: third },
-});
-const aborted = new AbortController();
-aborted.abort();
-const plan3 = await haul(haulCtx(other, plan1, aborted.signal));
-out.haul = { posts: posts.length, plan1, plan2, plan3 };
-
 process.stdout.write(JSON.stringify(out));
diff --git a/resources/tester/helper_344_4_design_pipeline.cjs b/resources/tester/helper_344_4_design_pipeline.cjs
index 1550ac8b2..19e39415b 100644
--- a/resources/tester/helper_344_4_design_pipeline.cjs
+++ b/resources/tester/helper_344_4_design_pipeline.cjs
@@ -133,7 +133,7 @@ async function run() {
     };
   }
 
-  // ② 늦은 응답 버림 — 브라우저 단계(ground 늦음) · 뒤 단계(haul 늦음 · 끊김)
+  // ② 늦은 응답 버림 — 브라우저 단계(ground 늦음) · 뒤 단계(corridor 늦음 · 끊김)
   {
     const log = [];
     let releaseGround = null;
@@ -161,25 +161,27 @@ async function run() {
       commits,
     };
 
-    // 뒤 단계 — haul 1 이 늦게 옴 · 그 사이 새 조작 → 끊김 · 버림
-    let releaseHaul = [];
-    const hold2 = { haul: () => new Promise((resolve) => releaseHaul.push(resolve)) };
+    // 뒤 단계 — corridor 1 이 늦게 옴 · 그 사이 새 조작 → 끊김 · 버림
+    let releaseAfter = [];
+    const hold2 = { corridor: () => new Promise((resolve) => releaseAfter.push(resolve)) };
     const log2 = [];
     const pipe2 = pipeMod.createDesignPipeline({ stages: fakeStages(log2, hold2) });
     const commits2 = [];
-    pipe2.subscribe((e) => e.kind === "stage" && e.stage === "haul" && commits2.push(e.generation));
+    pipe2.subscribe(
+      (e) => e.kind === "stage" && e.stage === "corridor" && commits2.push(e.generation),
+    );
     await pipe2.start(BASE);
-    const haul1 = log2.find((e) => e.name === "haul");
+    const after1 = log2.find((e) => e.name === "corridor");
     await pipe2.update("cross", { x: 1 }, { fromM: 0, toM: 0 });
-    const haul1Aborted = haul1.aborted();
-    releaseHaul[0]();
+    const after1Aborted = after1.aborted();
+    releaseAfter[0]();
     await tick(1);
-    releaseHaul[1]();
+    releaseAfter[1]();
     await pipe2.settled();
     out.lateAfter = {
-      haul1Aborted,
+      after1Aborted,
       commits: commits2,
-      haulGen: pipe2.output("haul").gen,
+      afterGen: pipe2.output("corridor").gen,
       generation: pipe2.generation,
     };
   }
diff --git a/resources/tester/helper_346_2_pipeline_cross_page.cjs b/resources/tester/helper_346_2_pipeline_cross_page.cjs
index 9699139ba..86360a208 100644
--- a/resources/tester/helper_346_2_pipeline_cross_page.cjs
+++ b/resources/tester/helper_346_2_pipeline_cross_page.cjs
@@ -1,4 +1,4 @@
-/* PLAN 346-1 · 346-2 붙임 단위검증 헬퍼 — 페이지 묶음에 cross · masshaul · haul · drainage · corridor 를
+/* PLAN 346-1 · 346-2 붙임 단위검증 헬퍼 — 페이지 묶음에 cross · drainage · corridor 를
  * 붙인 것. 진짜 TS(`design_pipeline_page` · `_cross` · 단계 파일 전부)를 그 자리에서 트랜스파일해 Node 로
  * 돌림. 서버 창구(노선 · 구조물 · 관 목록 · 지형 격자 · 표준단면 · 흙 배분 fetch)만 가짜.
  * 입력 argv[2] JSON · argv[3] 격자 이진. 결과 = 표준출력 JSON. 짝 = `test_346_2_pipeline_cross_page.py`. */
@@ -6,6 +6,7 @@ const fs = require("fs");
 const path = require("path");
 const ts = require(path.join(__dirname, "..", "..", "config", "node_modules", "typescript"));
 const CATALOG = require("./helper_322_catalog_module.cjs");
+const finalCumulative = require("./helper_454_final_cumulative.cjs");
 
 const ROOT = path.join(__dirname, "..", "..");
 const job = JSON.parse(fs.readFileSync(process.argv[2], "utf8"));
@@ -29,7 +30,7 @@ globalThis.window = {
   clearTimeout,
 };
 
-// 흙 배분 서버 — 늦게 답함 · 끊기면 버림
+// 흙 배분 서버 — 늦게 답함 · 끊기면 버림 · 묶음은 안 부름(454 masshaul · haul 단계 걷음)
 const haul = { calls: 0, aborted: 0, answered: 0 };
 globalThis.fetch = (url, init) =>
   new Promise((resolve, reject) => {
@@ -205,7 +206,7 @@ async function run() {
     stationIntervalM: job.interval,
     onCorridorStale: () => (corridor += 1),
   });
-  pageMod.pipelineEarthwork(P, { conversion: job.conversion });
+  pageMod.pipelineEarthwork(P);
   const pipe = pageMod.pagePipeline(P);
   const commits = [];
   pipe.subscribe((e) => e.kind === "stage" && commits.push(`${e.stage}@${e.generation}`));
@@ -242,7 +243,6 @@ async function run() {
   const ground = pipe.output("ground");
   const profile = pipe.output("profile");
   const shown = pageMod.pipelineDetail(P);
-  const mass = pipe.output("masshaul");
   const moved = {
     run: {
       outcome: runB.outcome,
@@ -264,7 +264,7 @@ async function run() {
       cut: pipe.output("cross").byKey[s.key]?.cutAreaM2 ?? null,
       fill: pipe.output("cross").byKey[s.key]?.fillAreaM2 ?? null,
     })),
-    finalCumulative: mass?.haulInput?.final_cumulative_m3 ?? null,
+    finalCumulative: finalCumulative(load, pipe, job.conversion),
     footprint: pipe.output("footprint")?.records.length ?? 0,
     detail: shown && {
       sections: shown.cross_sections.length,
diff --git a/resources/tester/helper_349_0g_draft_b06_loop.cjs b/resources/tester/helper_349_0g_draft_b06_loop.cjs
index c5f3a20be..9276b3628 100644
--- a/resources/tester/helper_349_0g_draft_b06_loop.cjs
+++ b/resources/tester/helper_349_0g_draft_b06_loop.cjs
@@ -6,6 +6,7 @@
 const fs = require("fs");
 const path = require("path");
 const ts = require(path.join(__dirname, "..", "..", "config", "node_modules", "typescript"));
+const finalCumulative = require("./helper_454_final_cumulative.cjs");
 const CATALOG = require("./helper_322_catalog_module.cjs");
 
 const ROOT = path.join(__dirname, "..", "..");
@@ -167,7 +168,7 @@ async function run() {
     drawn = next;
     void Promise.resolve().then(renderB06);
   });
-  const final = () => pipe.output("masshaul")?.haulInput?.final_cumulative_m3 ?? null;
+  const final = () => finalCumulative(load, pipe, job.conversion);
   const cut = () =>
     Object.values(pipe.output("cross")?.byKey ?? {}).reduce((s, c) => s + (c.cutAreaM2 ?? 0), 0);
 
diff --git a/resources/tester/helper_349_0j_draft_vs_saved.cjs b/resources/tester/helper_349_0j_draft_vs_saved.cjs
index 7880ccf0f..cea4134d1 100644
--- a/resources/tester/helper_349_0j_draft_vs_saved.cjs
+++ b/resources/tester/helper_349_0j_draft_vs_saved.cjs
@@ -5,6 +5,7 @@
 const fs = require("fs");
 const path = require("path");
 const ts = require(path.join(__dirname, "..", "..", "config", "node_modules", "typescript"));
+const finalCumulative = require("./helper_454_final_cumulative.cjs");
 const CATALOG = require("./helper_322_catalog_module.cjs");
 
 const ROOT = path.join(__dirname, "..", "..");
@@ -249,7 +250,7 @@ async function draftRun(P, grid) {
     totalMs: run.totalMs,
     line: pipe.output("route").line,
     curves: pipe.output("route").curves,
-    final: pipe.output("masshaul")?.haulInput?.final_cumulative_m3 ?? null,
+    final: finalCumulative(load, pipe, job.conversion),
     stations,
     copied,
   };
diff --git a/resources/tester/helper_349_pipeline_once.cjs b/resources/tester/helper_349_pipeline_once.cjs
index 868ab78be..8d7cf79ff 100644
--- a/resources/tester/helper_349_pipeline_once.cjs
+++ b/resources/tester/helper_349_pipeline_once.cjs
@@ -6,6 +6,7 @@
 const fs = require("fs");
 const path = require("path");
 const ts = require(path.join(__dirname, "..", "..", "config", "node_modules", "typescript"));
+const finalCumulative = require("./helper_454_final_cumulative.cjs");
 const CATALOG = require("./helper_322_catalog_module.cjs");
 
 const ROOT = path.join(__dirname, "..", "..");
@@ -198,7 +199,7 @@ async function run() {
     stations: chainagesOf(stations),
     saved: job.detail.cross_sections.map((s) => s.chainage_m),
     pipeChainages: (pipe.input("pipes") ?? []).map((p) => p.chainage_m),
-    final: pipe.output("masshaul")?.haulInput?.final_cumulative_m3 ?? null,
+    final: finalCumulative(load, pipe, job.conversion),
     footprint: pipe.output("footprint")?.records.length ?? 0,
   };
 
@@ -239,7 +240,7 @@ async function run() {
   const again = await openOnce("proj-349b");
   const reopen = {
     runs: runs().slice(again.before).length,
-    final: again.pipe.output("masshaul")?.haulInput?.final_cumulative_m3 ?? null,
+    final: finalCumulative(load, again.pipe, job.conversion),
     stations: chainagesOf(again.pipe.output("ground")?.stations),
   };
   again.stop();
diff --git a/resources/tester/helper_454_final_cumulative.cjs b/resources/tester/helper_454_final_cumulative.cjs
new file mode 100644
index 000000000..b17efe05d
--- /dev/null
+++ b/resources/tester/helper_454_final_cumulative.cjs
@@ -0,0 +1,23 @@
+/* 454 — 옛 masshaul 단계 탐침 자리: 묶음 cross · profile 출력으로 누가토량 끝값(m3).
+ * 유토곡선 판(`B05_Profile_UI_Profile_MassHaul`)과 같은 공용 계산(`computeMassHaulSeries`) · 횡단 기준.
+ * `load` = 부르는 헬퍼의 TS 로더(`load("common_util", "…ts")`). */
+module.exports = function finalCumulative(load, pipe, conversion) {
+  const cross = pipe.output("cross");
+  const samples = pipe.output("profile")?.samples ?? [];
+  if (!cross) return null;
+  const { computeMassHaulSeries } = load("common_util", "common_util_mass_haul.ts");
+  const sections = Object.values(cross.byKey)
+    .sort((a, b) => a.chainageM - b.chainageM)
+    .map((e) => ({ station_id: e.key, chainage_m: e.chainageM, design: e.detail }));
+  const series = computeMassHaulSeries(
+    {
+      length_m:
+        samples[samples.length - 1]?.chainage_m ?? sections[sections.length - 1]?.chainage_m ?? 0,
+      design_profiles: samples.length ? [{ samples }] : [],
+    },
+    sections,
+    conversion,
+  );
+  const picked = series.find((s) => s.basis === "cross") ?? series[0];
+  return picked?.result?.final_cumulative_m3 ?? null;
+};
diff --git a/resources/tester/test_344_3_station_keys.py b/resources/tester/test_344_3_station_keys.py
index 06adb6ef7..37430c880 100644
--- a/resources/tester/test_344_3_station_keys.py
+++ b/resources/tester/test_344_3_station_keys.py
@@ -1,5 +1,5 @@
 # -*- coding: utf-8 -*-
-"""344-3 · 346-2 2파 — 세션 횡단 초안 측점 열쇠 · cross · masshaul · haul 단계.
+"""344-3 · 346-2 2파 — 세션 횡단 초안 측점 열쇠 · cross 단계(masshaul · haul 단계는 454 에서 걷음).
 
 못박는 것
   - 옛 초안(누가거리 열쇠)은 읽을 때 측점 열쇠로 옮김 · 지금 측점에 없는 것은 지우지 않고 남김.
@@ -8,7 +8,6 @@
   - 노선이 바뀜 = 측점 열쇠로 넘김(관 · 구조물은 옮긴 자리로) · 넘김 = 카드 선택 넷 · 암 경계 ·
     노견 확장(417) · 단면 유형 · 측구 방향 · 포장은 안 넘김 · 사라진 측점 = 「노선 밖 고침 N 건」.
   - cross 단계: 같은 입력 다시 셈 0 · 측점 하나 고침 = 1 · 범위 밖 재사용.
-  - masshaul 단계 = 계열 + 흙 배분 입력 · haul 단계 = 같은 열쇠 안 물음 · 끊김 = 앞 배분 그대로.
 
 Node 헬퍼 `helper_344_3_station_keys.mjs` 가 vite ssr 로 묶은 진짜 모듈(`helper_344_3_entry.ts`)을
 부름.
@@ -116,9 +115,3 @@ def test_cross_단계_국부_연산(out):
     assert out["crossOne"] == {"computed": 1, "reused": 5}
     assert out["crossOneChanged"] == "soil"
     assert out["crossGrade"]["computed"] <= 3 and out["crossGrade"]["reused"] >= 3
-
-
-def test_masshaul_haul_단계(out):
-    assert out["massSeries"] == ["cross", "longitudinal"]
-    assert out["massHaulInput"] is True
-    assert out["haul"] == {"posts": 1, "plan1": {"n": 1}, "plan2": {"n": 1}, "plan3": {"n": 1}}
diff --git a/resources/tester/test_344_4_design_pipeline.py b/resources/tester/test_344_4_design_pipeline.py
index 3010614c3..a39490257 100644
--- a/resources/tester/test_344_4_design_pipeline.py
+++ b/resources/tester/test_344_4_design_pipeline.py
@@ -31,9 +31,8 @@ BROWSER = [
     "profile",
     "cross",
     "footprint",
-    "masshaul",
 ]
-AFTER = ["haul", "drainage", "corridor"]
+AFTER = ["drainage", "corridor"]
 
 
 @pytest.fixture(scope="module")
@@ -65,7 +64,7 @@ def test_같은_입력_다시_안_셈(r):
     b = r["basic"]
     assert b["same"] == {"result": None, "generation": 1}  # 같은 값 = 차례 번호도 안 오름
     # 횡단만 바뀌면 노선 ~ 종단 · 배수유역은 건너뜀
-    assert b["crossRan"] == ["cross", "footprint", "masshaul", "haul", "corridor"]
+    assert b["crossRan"] == ["cross", "footprint", "corridor"]
     assert b["crossSkipped"] == [
         "route",
         "follow",
@@ -76,7 +75,7 @@ def test_같은_입력_다시_안_셈(r):
         "drainage",
     ]
     # 계획고만 바뀌면 측점 · 지반 · 첫 계획선 · 배수유역 건너뜀
-    assert b["gradeRan"] == ["profile", "cross", "footprint", "masshaul", "haul", "corridor"]
+    assert b["gradeRan"] == ["profile", "cross", "footprint", "corridor"]
     # 노선이 바뀌면 전부
     assert b["routeRan"] == BROWSER + AFTER
 
@@ -101,8 +100,8 @@ def test_늦은_응답_버림_브라우저_단계(r):
 
 def test_늦은_응답_버림_뒤_단계_끊김(r):
     late = r["lateAfter"]
-    assert late["haul1Aborted"] is True  # 새 조작 = 옛 요청 끊음
-    assert late["commits"] == [2] and late["haulGen"] == 2 and late["generation"] == 2
+    assert late["after1Aborted"] is True  # 새 조작 = 옛 요청 끊음
+    assert late["commits"] == [2] and late["afterGen"] == 2 and late["generation"] == 2
 
 
 def test_못_끝낸_단계는_범위를_합쳐_셈(r):
@@ -133,8 +132,6 @@ def test_단계_시간_기록(r):
         "profile",
         "cross",
         "footprint",
-        "masshaul",
-        "haul",
         "corridor",
     ]
     assert t["last"]["totalIsNumber"] is True
diff --git a/resources/tester/test_346_2_pipeline_cross_page.py b/resources/tester/test_346_2_pipeline_cross_page.py
index b6645a1e6..fb66966d3 100644
--- a/resources/tester/test_346_2_pipeline_cross_page.py
+++ b/resources/tester/test_346_2_pipeline_cross_page.py
@@ -201,7 +201,7 @@ def r(request) -> dict:
 def test_열_때_한_번_발자국_저장_횡단_입력(r):
     o = r["open"]
     assert o["outcome"] == "done"
-    assert {"cross", "footprint", "masshaul"} <= set(o["stages"])
+    assert {"cross", "footprint"} <= set(o["stages"])
     assert o["crossCount"] == o["stations"] and o["footprint"] > 2
     assert o["carried"] == o["stations"]  # 저장 측점마다 입력이 측점 열쇠로
     assert o["corridor"] == 0 and o["haulCalls"] == 0 and o["detail"] is None
@@ -214,7 +214,7 @@ def test_노선_옮김_한_번에_유토곡선까지_시간(r):
     assert run["outcome"] == "done" and run["sources"] == ["route"]
     for stage in ("route", "stations", "ground", "planline", "profile", "cross", "footprint"):
         assert stage in run["stages"], stage
-    assert "masshaul" in run["stages"]
+    assert "masshaul" not in run["stages"] and "haul" not in run["stages"]  # 454 걷음
     assert (
         sum(run["stages"][s] for s in run["stages"] if s not in ("haul", "drainage", "corridor"))
         < BUDGET_MS
@@ -271,9 +271,8 @@ def test_누가토량_서버_엔진과_같은_자리수(r):
 def test_늦은_응답_버림(r):
     late = r["late"]
     assert late["genB"] > late["genA"]
-    assert late["haul"]["aborted"] >= 1  # 앞 차례 흙 배분 요청 끊김
-    assert f"haul@{late['genA']}" not in late["haulCommits"]  # 옛 차례 배분 안 들어옴
-    assert late["haulCommits"][-1] == f"haul@{late['genB']}"
+    # 454 — 묶음은 흙 배분을 안 물음(유토곡선 판 선반입만) · 늦은 응답 버림 = 344-4 corridor
+    assert late["haul"]["calls"] == 0 and late["haulCommits"] == []
 
 
 def test_저장_관_목록이_좌표로_따라감(r):
diff --git a/resources/tester/test_354_2_masshaul_cross_only.py b/resources/tester/test_354_2_masshaul_cross_only.py
index b6ad7f172..3f178e535 100644
--- a/resources/tester/test_354_2_masshaul_cross_only.py
+++ b/resources/tester/test_354_2_masshaul_cross_only.py
@@ -3,7 +3,7 @@
 
 - 그리기 = 횡단 기준만(`["cross"]`) · 범례는 낸 계열마다라 종단 단추가 안 섬.
 - 저장된 범례가 종단(`longitudinal`)이면 횡단으로 맞춤 · 분배 켬은 그대로.
-- 계산 묶음 단계(MassHaul_Stage)는 두 기준 그대로 · 공용 계산 코드 남김.
+- 공용 계산 코드는 두 기준 그대로 남김(계산 묶음 masshaul 단계는 454 에서 걷음).
 
 `helper_354_2_masshaul_cross_only.cjs` 가 진짜 TS 를 잘라 돌림.
 """
@@ -52,8 +52,7 @@ def test_그리기는_횡단만_부름():
 
 
 def test_묶음_단계와_공용_코드는_그대로():
-    stage = (ROOT / "B05_Profile/logic/B05_Profile_MassHaul_Stage.ts").read_text(encoding="utf-8")
-    assert '["cross"]' not in stage
+    assert not (ROOT / "B05_Profile/logic/B05_Profile_MassHaul_Stage.ts").exists()  # 454 걷음
     util = (ROOT / "common_util/common_util_mass_haul.ts").read_text(encoding="utf-8")
     assert 'const SERIES_BASES: MassHaulBasis[] = ["cross", "longitudinal"];' in util
     assert "longitudinalAreaSamples(longitudinal, sections)" in util