diff --git a/B08_Quantity/B08_Quantity_Engine_Handoff_Spoil.py b/B08_Quantity/B08_Quantity_Engine_Handoff_Spoil.py
index 38036c8e..98d3c228 100644
--- a/B08_Quantity/B08_Quantity_Engine_Handoff_Spoil.py
+++ b/B08_Quantity/B08_Quantity_Engine_Handoff_Spoil.py
@@ -23,6 +23,7 @@ from B08_Quantity.B08_Quantity_Engine_Handoff_Mapping import (
     ORIGIN_HAUL,
     WorkItemMapping,
 )
+from B08_Quantity.B08_Quantity_Engine_Handoff_Rows import LOADING_EQUIPMENT
 
 SPOIL_NAME = "사토 운반"
 #: ⚠ **사토장 사면 물량은 안 센다**(2026-09-09 세 창 확인). 교본 6장 3절은 「완료 구간 비탈면을
@@ -127,8 +128,33 @@ def spoil_haul_rows(
                     extra=GROUND_UNKNOWN,
                 )
             )
-        return rows
-    return [_spoil_row(code, volume, distance, blocked, reason, note, None, GROUND_UNKNOWN)]
+        return _with_loading(rows)
+    return _with_loading(
+        [_spoil_row(code, volume, distance, blocked, reason, note, None, GROUND_UNKNOWN)]
+    )
+
+
+def _with_loading(rows: list[dict[str, Any]]) -> list[dict[str, Any]]:
+    """사토도 싣는 일이 따로 — 흙깎기 운반과 같은 「덤프 적재」 짝 줄(10-12 「1. 적재」).
+
+    내역에 서는 운반 줄에만 붙음 · 거리 무관 · 수량은 운반량 그대로(2026-09-14 브레인 판정).
+    운반토량 검산은 `dump_loading` 을 빼므로 두 번 안 셈.
+    """
+    out: list[dict[str, Any]] = []
+    for row in rows:
+        out.append(row)
+        if row["in_bill"]:
+            out.append(
+                {
+                    **row,
+                    "name": "덤프 적재",
+                    "spec": row["ground_class"] or "",
+                    "haul_distance_m": None,
+                    "haul_equipment": LOADING_EQUIPMENT,
+                    "spec_detail": f"{row['spec_detail']} · 사토량만큼 싣기(10-12 「1. 적재」)",
+                }
+            )
+    return out
 
 
 def _spoil_row(
@@ -165,8 +191,10 @@ def _spoil_row(
         "structure_kind": None,
         "blocked_kind": BLOCKED_INPUT_MISSING if blocked else None,
         "blocked_reason": reason,
-        "variant_axis": None,
-        "variant_value": None,
+        # 갈래는 `variant_value` 한 통로로 — 덤프 운반·적재 단가가 토사·암으로 갈림
+        #   (종전 None 이라 B09 가 10-12 잎을 못 골라 사토 운반이 「갈래 미지정」으로 막힘).
+        "variant_axis": "ground_class" if ground else None,
+        "variant_value": ground,
         "secondary_axes": None,
         "spec_class": None,
         "spec_class_basis": "",
diff --git a/resources/tester/test_b08_spoil_haul.py b/resources/tester/test_b08_spoil_haul.py
index 86bfc359..50c83b92 100644
--- a/resources/tester/test_b08_spoil_haul.py
+++ b/resources/tester/test_b08_spoil_haul.py
@@ -167,6 +167,37 @@ def test_사토도_자연상태로_선다() -> None:
     assert "자연상태" in rows[0]["spec_detail"]
 
 
+def test_사토에도_적재_짝_줄이_서고_단가가_선다() -> None:
+    """사토도 싣는 일이 따로(10-12 「1. 적재」) — 내역에 서는 운반 줄에만 붙고, 검산엔 안 셈."""
+    from B09_Estimation.B09_Estimation_BillOfQuantities import build_bill
+    from B09_Estimation.B09_Estimation_MachineProductivity_Dump import dump_haul_distances
+    from B09_Estimation.B09_Estimation_UnitPrice import cached_build
+
+    payload = build_handoff(
+        haul_table={
+            "rows": [],
+            "spoil": {
+                "volume_m3": 100.0,
+                "distance_m": 800.0,
+                "by_ground_m3": {"ea_m3": 70.0},
+                "ground_unknown_m3": 30.0,
+            },
+        }
+    )
+    rows = payload["work_items"]
+    loads = [row for row in rows if row["name"] == "덤프 적재"]
+    assert [(row["variant_value"], row["quantity"]) for row in loads] == [("토사", 70.0)]
+    assert loads[0]["haul_distance_m"] is None and loads[0]["haul_equipment"] == "dump_loading"
+    # 갈래 못 붙인 몫은 막힌 줄이라 짝 줄이 없음
+    assert len([row for row in rows if row["name"] == "사토 운반"]) == 2
+
+    bill = build_bill(payload, build=cached_build(dump_haul_m=dump_haul_distances(payload)))
+    got = {row.name: row for row in bill.rows if row.name in ("사토 운반", "덤프 적재")}
+    assert got["사토 운반"].price_code.startswith("B-FP-10-12-01#L800")
+    assert got["덤프 적재"].price_code == "B-FP-10-12-01#적재"
+    assert got["사토 운반"].amount_krw > 0 and got["덤프 적재"].amount_krw > 0
+
+
 def test_되돌린_값이_없으면_다짐_그대로_두고_사유() -> None:
     rows = 줄들(volume_m3=61.88, distance_m=800.0, by_ground_m3={"rr_m3": 61.88})
     assert rows[0]["quantity"] == 61.88