| Dong Yang Construction | Namyangju Byeollae Housing Development District | Seo Jeong MEC | SP flexible joint |
| Kukdong Construction | Daegu Namsan-dong | Gwangjang EMC | SP flexible joint |
| Doosan E & C | Cheongju Gwell City 2 | Daihyun ENG | SP flexible joint |
| Ssangyong Construction | Busan Gwangan Yega | Daihyun ENG | SP flexible joint |
| Doosan E & C | Reconstruction of Haeundae Centum, Busan | Daihyun ENG | SP flexible joint |
| Ssangyong Construction | Ulsan Hwabong-Dong Yega | Namkyung Engineering | SP flexible joint |
| Isu Construction | Icheon Anheundong Isu Construction | Ace Tech Systems | SP flexible joint |
| Namheung Construction | Changwon Yongwon-dong Shinhangman Easy the wo | Daehan ENG | SP flexible joint |
| LIG Construction | Chungbuk Eumseong LH | Gunwoo Machinery | SP flexible joint |
| Isu Construction | Icheon Angheong-dong Ishin Construction | Bosung Plant | SP flexible joint |
| Gyeongnam | Magok 6 danji, Gangseo-gu | Gwangjang EMC | SP flexible joint |
| Cheil Construction | Iksan Mohyun-dong Baesan Jeil Otu grantae | Jeonbuk Fire Protecting | SP flexible joint |
| Samhwan Enterprises | Sangju LH Samhwan Kamyu, Gyeongbuk | Yoosung Construction | SP flexible joint |
| Ultra Construction | Incheon Namdong-gu Guwol-dong site | Yoosung Construction | SP flexible joint |
| Korea Land & Housing Corporation | Mokpo Jusanggwan LH | Yoosung Construction | SP flexible joint |
| Yojin Construction | Suwon Homaesil Yojin | Bosung Plant | SP flexible joint |
| Woolim Construction | Goyang Samson Housing Development District | Dowu Plan | SP flexible joint |
| Hyundai Industrial Development | Cheongdam i-Park | Seil ENS | SP flexible joint |
| Dongbu Construction | Paju Unjung LH | Yunchang Construction | SP flexible joint |
| Dongbu Construction | Chungbuk Eumseong LH | Gunwoo Machinery | SP flexible joint |