Outline* The shown information is the one as of the awarded date and might has been changed.
- Outline
SPR is spirally would pipe rehabilitation method to renew aged pipeline with trenchless. It can rehabilitate large and out of round shape pipe under live flow.
- Producer
Kozo Takami, Kenichi Ogawa, Kunio Adachi
- Director
Akira Imagawa, Yoshihumi Takahashi, yuusuke Adachi
- Designer
Mitsuhiko Watanabe, Yukitoshi Iwasa, Kouji uchida, Hamao Yamashiro
- More information
- Already in service/use
- 1986/4