Consultation counter about existing wall of building was established

Let's confirm security of wall made of blocks. !!

Following the fact that human damage by collapse of wall was caused   by earthquake centering on North Osaka on June 18, 2018 (Heisei 30), "consultation counter about existing wall of building" was established in Hyogo.

 When there is consultation about walls made of blocks of around home, please refer to the following consultation counter.

- Consultation counter - about existing wall of building

   Citizens of Tajima station Toyooka engineering works office town development architecture Lesson 1 telephone 0796-26-3755


Checkpoint of check of wall made of blocks

 About wall made of blocks, we check the following items, and let's improve even one if there is non-conformity as we are dangerous.
 At first case that check 1-5 by the appearance, and there is non-conformity even as for one if it may not be revealed, let's talk with expert.

 1.Is wall not too expensive?
  ・ Is the height of the wall less than 2.2m from the ground?

 2.Is thickness of wall enough?
  ・Thickness of wall more than 10cm.
   (when the height of the wall is less than 2.2m more than 2m more than 15cm)

 3.Is there buttress? (when the height of the wall is more than 1.2m)
  ・Do every 3.4m in length or less of wall have buttress which projected more than a one-fifth of the height of the wall?

 4.Are there the basics?
  ・Are there foundations of concrete?

 5.Is wall healthy?
  ・We incline to wall, and is there not crazing?

 <let's talk with expert>
 6.Does reinforcing rod enter wall?
  ・Reinforcing rods more than 9mm in diameter are arranged in distance or less of 80cm with length and breadth in wall, and we are about to smell each, and, as for the longitudinal stripe, is side issue done in the wall top and basic side issue by longitudinal stripe?
  ・Hold basic root; depth more than 30cm. (when the height of the wall is more than 1.2m)

In the case of wall of kumisekizo (brick zo, stone construction, block zo without reinforcing rod) 

 1.Is the height of the wall less than 1.2m from the ground?
 2.Is thickness of wall enough?
 3.Do every 4m in length or less of wall have projecting buttress more than 1.5 times of thickness of wall?
 4.Are there the basics?
 5.We incline to wall, and is there not crazing?

 
<let's talk with expert>
 6.Hold basic root; depth more than 20cm.


About establishment of consultation counter about existing wall of related information building (Hyogo HP)

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-Contact
Construction section
Telephone0796-36-1961
FAX0796-36-3809
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