충돌 풂 — Culvert_Tiers cutBerm = sub7 (lengthM) 꼴 + 91-4 복합경사 제원 · test_79 유출 끝 = 수평공간 없이 바로 절토(89-4) · Culvert_Geom 700줄 맞춤 Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_013rJwJMVL4EE31y77TB11AP