diff --git a/resources/tester/test_715_sangeun_engine.py b/resources/tester/test_715_sangeun_engine.py
deleted file mode 100644
index e0c01a8e3..000000000
--- a/resources/tester/test_715_sangeun_engine.py
+++ /dev/null
@@ -1,84 +0,0 @@
-# ruff: noqa: F811 — 임시 층 fixture(world)를 test_m02_labor_ref 에서 받아 씀
-"""M02 단가산출(SK) 엔진 입력 덧칸(PLAN 715-1b · `master_pick` `단가` · `값묶음`) — 고친 줄 값 = 손셈.
-
-줄 단가 덮개 = 손 단가 · 로직 줄 노 · 재 · 경 덮개 = 값묶음(일부면 엔진 값 위) · 덧줄 % 가 덮인 값에서
-다시 셈 · 더한줄 참조(SK · SC) · 고정 = 먼저 셈한 1 단위 묶음. 덧칸 없는 줄 = 엔진 값 그대로.
-"""
-
-from decimal import Decimal
-
-import pytest
-
-from M01_MasterData import M01_MasterData_Store as m01
-from M02_MasterTemplete import M02_Labor_Doc as labor
-from M02_MasterTemplete import M02_Labor_Ref as refs
-from M02_MasterTemplete import M02_MasterTemplete_Store as store
-from M02_MasterTemplete import M02_Sangeun_Calc as calc
-from resources.tester.test_m02_labor_ref import MINE, world  # noqa: F401 — 같은 임시 층
-
-PCT = "GC001109"  # 원/㎡ · 인력 둘 + 「노무비 * 3 / 100」
-SUB = "GC000999"  # 원/주 · 인력 둘 + 로직 줄(GC000275)
-
-
-def _whole():
-    return m01.loaded()[1]
-
-
-def _run(**doc):
-    from M02_MasterTemplete import M02_Sangeun_Doc as sd
-
-    whole = _whole()
-    clean = sd.clean({"키": "SK-000001", "이름": "시험", "단위": "㎡", **doc}, None, whole)
-    return calc.run(clean, whole)
-
-
-def test_price_cover_is_hand_price_and_pct_follows():
-    bare = labor.run_line(_whole(), PCT, {})
-    first, second = bare["줄"][0], bare["줄"][1]
-    got = _run(바탕={"로직": PCT}, 덮개={"labor:LB000036#0": {"labor": 200000}})
-    line = got["줄"][0]
-    assert line["단가"] == 200000 and line["출처"] == "손 단가"
-    want = Decimal(str(first["수량"])) * 200000 + Decimal(str(second["금액"]))
-    assert got["기준"]["노무비"] == pytest.approx(float(want))
-    assert got["기준"]["경비"] == pytest.approx(float(want * 3 / 100), abs=1)
-
-
-def test_bundle_cover_on_logic_line_partial():
-    bare = labor.run_line(_whole(), SUB, {})
-    sub = bare["줄"][2]
-    got = _run(바탕={"로직": SUB}, 덮개={"logic:GC000275#0": {"expense": 1000}})
-    line = got["줄"][2]
-    qty = Decimal(str(sub["수량"]))
-    assert line["비목"]["경비"] == pytest.approx(float(qty * 1000))
-    assert line["비목"]["노무비"] == pytest.approx(float(sub["비목"]["노무비"]))  # 안 덮은 칸 = 엔진 값
-
-
-def test_untouched_lines_same_as_engine():
-    bare = labor.run_line(_whole(), SUB, {})
-    got = _run(바탕={"로직": SUB})
-    assert got["기준"]["계"] == pytest.approx(float(bare["기준"]["계"]))
-
-
-def test_added_ref_and_fixed_lines(world):
-    """더한줄 = SK 참조 2 · 고정 줄 1 — 값 = 2 × 그 SK 1 단위 + 고정 단가."""
-    with store.at(world["personal"]):
-        sk = refs.create("sangeun", {"이름": "밑", "단위": "㎡", "바탕": {"로직": PCT}, "더한줄": []})[
-            "이름"
-        ]
-        unit = calc.calc_doc(store.read("sangeun", sk)["문서"])["1단위"]["계"]
-        top = refs.create(
-            "sangeun",
-            {
-                "이름": "위",
-                "단위": "식",
-                "바탕": None,
-                "더한줄": [
-                    {"참조": {**MINE, "키": sk}, "수량": 2},
-                    {"고정": {"이름": "운반", "단위": "식", "단가": {"경비": 5000}}, "수량": 1},
-                ],
-            },
-        )["이름"]
-        got = calc.calc_doc(store.read("sangeun", top)["문서"])
-    assert got["기준"]["계"] == pytest.approx(unit * 2 + 5000, abs=1)
-    expense = labor.run_line(_whole(), PCT, {})["기준"]["경비"]
-    assert got["기준"]["경비"] == pytest.approx(5000 + 2 * float(expense), abs=1)