Comparison from original process / UST system

I will introduce total UST system.

UST system

Competitive Process

Crushed-stone Process

  • Due to 30% void ratio, it requires a wide site area (UST system is 95% void ratio.)

Reinforced Concrete
Process (RC)

  • It requires 5 times longer for construction than UST system does.
    Precast Concrete System (PC):
    It is very expensive. Due to the heavy products, it requires the operation of heavy equipments.

Precast Concrete
System (PC)

  • It is very expensive. Due to the heavy products, it requires the operation of heavy equipments.

Merit of UST System

  • Void ratio is 95%.
  • Any type of water tank is acceptable.
  • Due to very light weight, it is available to be installed under the unstable soil.
  • It does not require heavy equipments to be installed. It is safety and short term construction.

CONTACT

NIPPON RIKA INDUSTRIES CORPORATION
Underground Storage System of Rainfall(UST)

Yoji Hatakeyama

Phone : +81-3-3771-0174
E-mail : trading@nipponrika.jp


LINK