| Precision Inspection Service of Dalcheon Overbridge and 3 other sites |
2009 |
Chungju |
 |
| Precision Inspection Service of Naesu Bridge and 4 other bridges |
2009 |
Chungcheongbuk-do Road Management Office |
|
| Precision Inspection and Performance Improvement Service of National Highway No.4 Overbridge and 30 other bridges |
2009 |
Boeun Road Management Office |
|
| Precision Inspection and Reparing Design Service of Jeungpyeong Bridge |
2009 |
Jeungpyeong |
|
| Precision Inspection Service of Yongpyeong Bridge and 2 other Facilities |
2009 |
Cheongju Sangdang-gu |
|
| Precision Inspection Service of Yangji Bridge and 16 other sites |
2008 |
Cheongwon |
|
| Precision Inspection Service of Byeongam Bridge and 1 other site |
2008 |
Chungcheongbuk-do Road Management Office Chungju Branch |
|
| Precision Safety Diagnosis Service of Haengjeong Bridge |
2008 |
Eumseong |
|
| Precision Inspection Service of Aegok Tunnel II |
2008 |
Danyang |
|
> 주요실적 > 
