Manholes play an important role in keeping your homes and streets clean. What are manholes anyway? Manholes are vital access points to sewer pipe network for inspection and maintenance of the sewer system operating below ground. Manholes are installed across human and industrial settlements to keep an eye on what is happening with the draining system installed beneath. Cleaning manholes is mandatory or it could result in flooding of streets and homes with dirty sewer water. Several methods are employed to clean manholes and one of the best methods is the manhole cleaning water jetting Dubai which uses high-pressure water sprayed over dirty surfaces using hose pipes with nozzles.
Benefits of having manholes in an underground sewer system
It allows cleaning crews visually to detect clogging, structural damage, blockages, and other sewer flow related issues.
Manholes also allow cleaning equipment such as water jetting tools used for removing debris and arresting clogs
Manholes enable service personnel to get inside sewer systems and repair damages besides adding pipes or laterals to the existing sewer system
Manholes act as ventilation for the sewer system where methane gas builds up is a possibility. Any poisonous gas generated inside the sewer system escapes through manholes thus avoiding greater damage like death to workers engaged in maintenance inside the sewer tunnel.
Manholes are strategically placed in street junctions, sewer line cross over, direction change etc. it allows easy access to the underground tunnels and maintain a safe distance between two manholes. Strategically placed manholes allow cleaning crew to enter and exit at convenience and avoid walking inside the tunnel for long distances, thus increasing the potential of dangers.
How manholes are cleaned?
Manholes are important components of a sewer system because they allow you to remove debris from the sewer pipes and prevent blockages. Here are a few common methods used for cleaning manholes.
Hydraulic
In this method high pressure water is jetted inside the sewer tunnel to dislodge debris from sewer pipes. The method is called as jetting/hydro jetting in which high pressure water is released through nozzles to push debris towards manhole. Water jetting also enables breaking down of clogs in the system.
Combined sewer cleaners
This system uses a combination of a vacuum system and high pressure water jetting to blast away stubborn debris.
Mechanical manhole cleaning
This is accomplished by instruments or tools like flexible rods attached with rotating blades. These are specialized tools for breaking and removing debris from the sewer system. This method is used in smaller diameter sewer lines. For heavily clogged sewer pipes the bucket system is used.
Debris removal
A vacuum unit is used to remove debris from the sewer tunnel. It helps dispose debris safely and without causing commotion
Workers wear PPE (Personal Protective Equipment) during sewer pipe cleaning or sewer lifting using vacuum machines. Some of the equipment will include hard hats, gloves, goggles, respirators and protective clothing. It is mandatory for all sewer cleaning personnel to wear and use PPE because of the lurking danger of poisonous gas build ups and heavy impact to the head during operations.
Who should clean drainage systems?
A certified or licensed Drainage system cleaning Dubai Company should be engaged to clean manholes, sewer pipes and the sewer tunnels. Sewer cleaning is fraught with danger if you do not follow prescribed laws. Safety is the first requisition while you are undertaking sewer pipe cleaning. It is also important for sewer cleaning services to provide all the protection required under the law to workers so possible dangers like death by poisonous gases. Specialized equipments are used in clearing sewer lines and you must ensure that the cleaning service you engage have them and use them. Drainage system cleaning is not cut out for your DIY efforts because it is a complicated process and it involves wallowing in sewer tunnels and handling sewer cleaning equipment skillfully. Another thing with sewer cleaning is the safe disposal of sewer water and you may need special trucks or containers to collect and empty sewer water in faraway places. if you need comprehensive sewer/sewer system cleaning you can trust Ahlam Al Nqaa, Dubai, the best sewer cleaning servicesin UAE to do it skillfully. You can book the cleaning service by calling the number +971502864736 or sending message to [email protected] to get quick response.