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The optimized Earth Retaining Wall Method, PSS! 

Today, after introducing PS-S in last posting, I will introduce the components and Installation procedure of PS-S. include the effects when it is applied to the construction. 



You could click below to see the previous content of PS-S intro.

https://blog.naver.com/konnection1/221899418769


▶Components of PS-S

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​①  PS-II Wale(L=9.0m) / ② PS-III Wale(L=11.0m) / ③ HI-STRUT(Strut with Rectangular Hollow Section, 9T/12T) / ④ HI-STRUT PIECE

⑤ Central Connection for HI-STRUT ⑥ End Connection for HI-STRUT ⑦ U bolt



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Every material for PS-S method is prefabricated at the factory and carry out to the construction site. 



Prefabrication Process: Install Central Connection -> Install Piece ->Install End Connection -> Install Loading Jack/Rotational Joint ->Carry out



▶ Construction Procedure at construction site



1. Install PS Wale


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2. Install Strut



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3. Install Strut on the Wale



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4. Install the Central Connection



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- Face to face connection with using the place enables the clear axial force transmission.

- EASY installation by fastening bolt without welding.





5. Install U-bolt



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6. Preloading


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▶Effects of PS-S



[Plans]



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[Effect of Saving Construction Cost]



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[Effect of Shortening the Construction Period]



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▶ Examples of the Sites using PS-S



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