From 646081757ccad3d609d95d3fa2d2f6c5bacd4a8b Mon Sep 17 00:00:00 2001
From: umsangdon <umsangdon@gmail.com>
Date: Mon, 14 Sep 2026 11:09:51 +0900
Subject: [PATCH] =?UTF-8?q?fix(b08):=20=EC=82=B0=EC=B6=9C=20=EC=A1=B0?=
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Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_016VBGFXB9AbJBwXP19z75Qq
---
 B08_Quantity/B08_Quantity_UI_EarthworkGrid.ts | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/B08_Quantity/B08_Quantity_UI_EarthworkGrid.ts b/B08_Quantity/B08_Quantity_UI_EarthworkGrid.ts
index cbb65fae..7d5e3a51 100644
--- a/B08_Quantity/B08_Quantity_UI_EarthworkGrid.ts
+++ b/B08_Quantity/B08_Quantity_UI_EarthworkGrid.ts
@@ -78,6 +78,8 @@ export interface QuantitySettings {
   rock_methods?: Record<string, string>;
   /** 자재별 관급/사급 — 표 안에서 줄마다 고른 값. */
   material_supply?: Record<string, { supply: string; install_by: string | null }>;
+  /** 자재별 할증률(%) — 표값 이내에서 고른 값만. `null`·없음이면 표값. */
+  material_surcharge?: Record<string, number | null>;
   /** 콘크리트 타설 방식. `null`·없음이면 **아직 안 정한 것**이고 화면이 기본값 안내를 띄운다. */
   concrete_placing_method?: string | null;
   /** 표토 두께(m). `null`·없음이면 **안 정한 것**이라 표토제거 줄이 「근거 없음」으로 선다. */