TEPCO Report: Fukushima Reactor No. 4 Building Has Bulge, Building Leaning to the Northwest

 

Posted by Mochizuki on May 25th, 2012 ·

On 5/25/2012, Tepco announced that the wall on the west side of reactor 4 building bulged.

Also, the reactor 4 building is leaning to North West. They surveyed from 5/17 to 5/25/2012.

From their survey, the corner of south west come out 33mm at 13m hight from the ground.

However, Tepco states still it’s within the safety limit of Building standard law. (65mm)

 

The data about the leaning building is like these below.

West side of the reactor4 building bulged

 

West side of the reactor4 building bulged2

(The safety limit of the slope regulated by Building standard law is 1/200.)

 

West side of the reactor4 building bulged3

 

The data of the bulging wall on the west side is below.

West side of the reactor4 building bulged4

 

Source