흄관외/화성/7,114,000원(주)씨엠*2025. 11. 24(월) 16:28 : 21 : 0 : 0사각맨홀(600*600*850)10개흄관(b형,450*2.5m)64본0pe삼중벽관외/화성/13,423,000원2025.11.24파형강관/영주/8,800,000원2025.11.24