For replacing corroded bottom plates of oil storage tanks, see a new method recommended by Niigata::
- Maintenance & Reconstruction (25 Pages & 0.856 MB):

[link Point to another website Only the registered members can access] - Replacing Bottom Plates of Oil Storage Tanks (7 Pages & 0.544 MB):

[link Point to another website Only the registered members can access]
- The Support Piece Method (5 Pages & 8.094 MB):

[link Point to another website Only the registered members can access]