Related to this article..Possible uneven settlement of reactor 4
Tepco postponed the construction to increase tanks for the contaminated water.
They were planning to start the construction in July but it will be postponed to August.
Tepco explains it is for the construction scheduling and there is still enough capacity of the tank, but actual Fukushima worker, Happy11311 tweeted like this below
<Translate> [LINK]
I think the construction of the new tanks is behind the schedule and it’s not for what Tepco explained. I think that’s because of the ground. They are taking time to build the base of the tanks.
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Iori Mochizuki