Mission :
Build strong against disaster

Operable at any water level type horizontal submersible pump No.1 delivery record in the Japanese market
48th Grand Prize for Invention/Award for Distinguished Invention

Achievements in
Community Safety

-Memories from the 2018 West Japan torrential rain.-
In an area of sustained heavy precipitation, FLOOD BUSTER
operated continuously for 59 hours, discharging
approximately 78,000 tons.
As flooding increases nationwide due to climate change,
we are supporting the safety and security of the community.

FLOOD BUSTER operated continuously for 59 hours, discharging approximately 78,000 tons.
As flooding increases nationwide due to climate change, we are supporting the safety and security of the community.

Function

World's first technology that solves "chattering" of the pumps

FLOOD BUSTER is the first in the world to be equipped with an "air-water mixed operation" that operates while sucking air and water.
By automatically changing between three operation states, it prevents "chattering" that can cause equipment damage due to repeated starting and stopping.

Comparison of Flooding Risk

Conventional Pumps

FLOOD BUSTER

Different pumps have different operational water levels, which can have a significant impact on the tolerance for risk of flood.

FLOOD BUSTER features the ability to start up at lower water levels than conventional pumps.

This allows the system to cope with a sudden rise in water level with enough margin till overflow.

Another strength of FLOOD BUSTER is that it continues to operate even when the water level has dropped at pump mouth.

Sufficient storage capacity can be secured by draining water during a temporary decrease in rainfall.

FLOOD BUSTER keep the water level low at all times, minimizing the risk of flood damage by heavy rains.

Trends in rainfall
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Benefit

Operable at Any Water Level Operation

Conventional pumps cannot start operation until a certain water level is reached. FLOOD BUSTER can start to operate at any water levels, allowing it to operate with a margin of safety even in the event of a sudden rise in water level.

Benefit

Reducing Labor Shortage due to Simplified Operation

Once switched on, the system automatically maintains optimal conditions, eliminating the need for human intervention.

Applicable Range

  • Max Diameter 1350

    mm
  • Maximum Capacity 4.25

    cms
  • Maximum Head 9

    m

Installation Type

In addition to "Pump Gate Type" and "Stationary Type", we offer flexible customization to meet local challenges.

Underground Installation Type

Pumping station with pumps installed underground

By installing it under the road, no above-ground land is required.

Pier Less Type

Pumping station with no pier

The pumping station can be even more compact than the pump gate type without a gate post, and can be installed in a more landscape-oriented manner by utilizing the upper space.

Reservoir Type

Pumping station that includes a pump station and a reservoir.

The drainage of rainwater by FLOOD BUSTER and the temporary storage of rainwater by regulating reservoirs provide more effective flood control measures than pump stations by themselves.

Hybrid Type

Pump gate type and stationary type installed

While ensuring the natural flow of the existing waterway, the reduction of drainage capacity during construction can be minimized by installing a stationary type next to the existing waterway in advance.

Stationary Type

Pumping station with pumps installed directly on the wall

This model is integrated with a concrete wall or other structure. This type is selected when it is not necessary to integrate the gate.

Pump Gate Type

Pump and gate in one unit

By installing directly within an existing waterway, it can prevent backflow from the main river and eliminate internal water without the need to acquire a large site such as conventional pumping stations.

Delivery Record

Number of pumping station delivered

84pumping
stations

Number of pump delivered

164units

※As of 2024.10

Stable operation in cooperation with "miyoru"

ISHIGAKI's unique cloud service "miyoru" supports pumping station operations with various functions such as 360° camera images, water level and flow direction measurement.

Please inform us about your community's challenges.

We find local issues and propose flexible introduction methods depending on the situation.
Please feel free to contact us first.

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Recent Flood Situation1/2

Flood risk increasing year by year

The annual frequency of intense rainfall events (80 mm or more of precipitation per hour) is on the rise.
Rainfall of 80 mm or more per hour is "suffocating, oppressive, and frightening", and indicates a situation in which a disaster could occur at any time.

Source: Japan Meteorological Agency Website
Annual number of occurrences of 1-hour precipitation of 80 mm or more in Japan (AMeDAS)
https://www.data.jma.go.jp/cpdinfo/extreme/extreme_p.html

Recent Flood Situation2/2

Flood hazard in all localities in Japan

During the 10-year period from 2011 to 2020,
■96% of the Japan's municipalities have been flooded at least once
■About half of the municipalities were flooded more than 10 times

Only 4% (68 municipalities) have never experienced flood damage due to overflowing rivers. Every local government is required to take measures against flooding.

Source: Compiled by Ministry of Land, Infrastructure, Transport and Tourism based on flood damage statistics (H28.3)
https://www.bousai.go.jp/oukyu/hinankankoku/guideline/pdf/161202_sankosiryo04.pdf