concrete product HOME 콘크리트제품 PC암거 PC암거 3련 PC암거 3련 ◆ PC암거 3련 ◇ 주문제작 시공과정 ◇ 제품규격 번호내공치수바깥너비바깥높이유효길이두께 (T₁)두께 (T₂)두께 (T₃)두께 (T₄)헌치높이 (C) 12000x15007,00020201000 260240200 22000x20007,0002520 32500x20008,5802560280260 42500x25008,5802560 53000x150010,1602100300280300 63000x200010,1602600 73000x250010,1603100