Officials of the commission refused to discuss their research pending the announcement of the repair plan.
The administrator is required by housing court to put into place a repair plan for his building.
The second, more difficult part of the recommendation is to develop a repair plan for missions that do not go to the station.
While museum officials say the facade is structurally sound, they have spent the last year inspecting each crack to devise a repair plan.
Current repair plans will change, they said, according to need and economic conditions.
With the station running entirely on backup, there were undoubtedly plenty of people working to stabilize systems and revise repair plans.
Japan has recently done much better at announcing economic repair plans than putting them into effect.
Then, in 1987, the railroad hired a firm to perform a complete assessment of the building and set out a repair plan.
Officials spent the last year inspecting each crack and devising a repair plan.
There was also a repair plan in place for the bridge that would have repaired the pylons at a cost of $4.2 million dollars.