Firefighting supply of water

The firefighting supply of water (しょうぼうすいり) is a supply of water facility when I perform a firefighting.

Table of contents

Installer

The installer of the firefighting supply of water is cities, towns and villages, and cities, towns and villages perform it about the maintenance. But a company of the water supply concerned performs setting and maintenance about the water supply (Fire Services Act Article 20 Clause 2). In addition, it is prescribed in water supply method Article 24 Clause 1 that the water supply company must add a fire hydrant to water supply for public firefighting.

Setting of the firefighting supply of water

The standard of the firefighting supply of water will urge the Ministry of Internal Affairs and Communications Fire and Disaster Management Agency based on Fire Services Act Article 20 Clause 1.

Main firefighting supply of water

 

An extremely difficult situation-proof is so

I exemplify it as follows in standard (December 10, 1964 Fire and Disaster Management Agency notification seventh) Article 2 Clause 2 of the firefighting supply of water of the Fire and Disaster Management Agency.

• Fire hydrant
• Private fire hydrant
• Fire prevention water tank
• River, groove
• Moat, pond
• The sea, lake
• Well
• The sewer
  • In addition, the Mayor of the cities, towns and villages concerned of fire station or the fire chief gets the consent of the owner, manager or the owner about the supply of water that can offer so a pond, an artificial pond, a well, water for one of other firefighting and appoints this for firefighting supply of water and does it with (Fire Services Act Article 21 Clause 1) that I can always put in the state of the use possibility.
  • In addition, Mayor of fire station or the fire chief must raise a mark for the firefighting supply of water that I appointed by a rule of Fire Services Act Article 21 Clause 1 by a place to establish in general affairs departmental order (Fire Services Act Article 21 Clause 2).

Capacity of the firefighting supply of water

• Or regular pondage can draw water more than 40m³, quantity of water is 1m3 a minu^te or more and the firefighting supply of water must be a thing having water supply ability more than it for consecutive 40 minutes.
• The fire hydrant has a diameter of name 65, and must be attached to pipes more than 150mm in diameter. But it can be said that it is more than 75mm when it is laid pipes to become less than 180m in one side of the pipe network.
• When I opened five private fire hydrants at the same time, or regular pondage can draw water more than 40m³, quantity of water is 1m3 a minu^te or more and the water source of the private fire hydrant must be a thing having water supply ability more than it for continuation 40 minutes.

Setting of the firefighting supply of water

• You must establish the firefighting supply of water so that distance to lead to one firefighting supply of water from the fire prevention object of a city area (a city area to prescribe in Fire and Disaster Management Agency notification first) Article 2 first in standard (2000 of the firefighting power is called it.) or the associate city area (an associate city area to prescribe in standard Article 2 second of the firefighting power is called it.) becomes less than the following numerical value.
  • A neighborhood business district, a business district, an industrial district: Area for exclusive use of the industry
    • Thing 100m with less than 4m/m in annual average wind velocity
    • Thing 80m with more than 4m/m of annual average wind velocity
  • The area that is not established of other restricted zones and the restricted zone
    • Thing 120m with less than 4m/m in annual average wind velocity
    • Thing 100m with more than 4m/m of annual average wind velocity
• You must establish the local firefighting supply of water to follow this in the area except a city area or the associate city area so that distance to reach one firefighting supply of water from the fire prevention object in the area concerned is as follows 140m.
• The placement of the fire extinguishing supply of water mentioned above must consider it not to make any being inclined only to a fire hydrant.
• Or firefighting supply of water can draw water more than 40m³, quantity of water is 1m3 a minu^te or more and there is ability more than 10 times of water supply ability more than consecutive 40 minutes and at the same time more than 5 firefighting pump cars cannot establish other supply of water on the part of less than 140m for water intake from the water intake point of the supply of water concerned when there is a post.

Standard of the firefighting supply of water

• The drops from the ground surface being less than 4.5m.
• The depth of the water of the water intake part being more than 0.5m.
• A firefighting pump car have a post easily.
• When there is the siphon injection hole; one side being more than 0.6m in more than 0.6m or diameter.

Outside link

• The Fire Services Act
• Standard (Ministry of Internal Affairs and Communications Fire and Disaster Management Agency notification) of the firefighting supply of water
• The water supply method

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