Why should fire hydrants not be more than 2m on the side of the road?
In order to facilitate fire water directly from the fire hydrant, fire hydrant distance from the roadside should not be greater than 2 m;
1 outdoor fire hydrant should be set along the road. When the width of the road is greater than 60m, fire hydrant should be placed on both sides of the road, and should be close to the intersection;2, B, C, liquid storage tanks, fire hydrants and LPG storage tanks should be provided on embankments or fire protection walls. 15 meters range from the tank wall fire hydrant should not be calculated in the number of tanks can be used;3 outdoor fire hydrant spacing should not be greater than 120 meters; protection radius4 outdoor fire hydrant should be no more than 150 meters;The outdoor fire hydrant No. 5 should be combined to protect it and the radius of the outdoor fire water, to determine each municipal fire protection function within a radius of 150 meters, when less than or equal to the outdoor fire water 15L / s, you can set the outdoor fire hydrant at the distance of 5 municipal fire hydrant can be included in the range of 40 meters the number of outdoor fire hydrant protected objects;; outdoor fire hydrant water should be calculated as 1015L / S6 outdoor fire hydrant should be adopted on ground hydrant. There should be a ground hydrant or DN100 and DN150 DN65 2 bolt opening. When using outdoor fire hydrant, bolt shall be DN100 and DN65 each. In the cold area, outdoor fire hydrant should be set up antifreeze measures;
Fire hydrant should be surrounded by fire fighters operating space, so the distance from the building exterior wall should be less than 5m, and at the same time, in order to facilitate the use of fire hydrants from the protection of buildings should not exceed 40 m.
