Septic tank cleaning in Yantai seems easy but difficult to do

septic tank is a device that processes feces and filters and settles it. The principle is that the solidified matter decomposes at the bottom of the pool and the hydrated objects in the upper layer enter the pipeline and flow away, preventing the pipeline from being blocked and giving the solidified objects (feces and other garbage) sufficient time to hydrolyze. A septic tank refers to a small treatment structure that separates domestic sewage into compartments and performs anaerobic digestion of sludge. Septic tank cleaning seems to be a very simple thing, but in fact, there are some things that need to be paid attention to when cleaning septic tanks, otherwise safety accidents may easily occur. So what should you pay attention to during septic tank cleaning?
, septic tank cleaning People in the tank must wear gas masks and protective clothing, as well as safety belts. The safety belts must be tied with a rope that can bear more than 1 kilogram, and the other end of the rope is tied to a ladder exposed outside the septic tank.
There must be two or three people above the septic tank who should pay attention to the situation inside the septic tank at all times. If there is something wrong below, the staff who clean the septic tank will be pulled up.
Septic tanks generally have three manhole covers. Each manhole cover has two small holes. We have to open the small holes in each manhole cover and wait half an hour or an hour.
, then use an iron hook to open the manhole cover, and then use fire water to flush each wellhead for about half an hour. This can greatly reduce the amount of biogas in the septic tank.
Then use a bamboo pole about one meter long to insert into the septic tank to get the depth of the dirt and sewage in the septic tank.
If the depth of the septic tank exceeds . meters, we have to use a bamboo ladder or other ladder that is about 3 meters deeper than the septic tank to lower it into the septic tank.